O2 Sensor Circuit High Voltage Bank 1 Sensor 2



The heated oxygen sensor 1 has a closed-end tube made of ceramic zirconia. The engine control module (ECM) sees the voltage of the O2 sensor for bank 2 sensor 1 above 1. Usually the heater circuit in this case is controlled by a relay. P1138 O2 Sensor Heater Circuit Low Voltage (Bank 1 Sensor 2) P1139 O2 Sensor Heater Circuit High Voltage (Bank 1 Sensor 2) P1140 Mass or Volume Air Flow Circuit Range/Performance Problem P1145 Solenoid Valve Running Losses Control Circuit Electrical P1151 O2 Sensor Heater Circuit Signal Intermittent (Bank 2 Sensor 1) P1152 O2 Sensor Heater. There is a company that independent auto repair shops get their information from, this. Typically, the oxygen sensor produces a voltage between 0. Sensor 2 is the one post-catalytic converter on the exhaust pipe. In case of a rich exhaust the Front Heated Oxygen sensor 1 (HO2S1) varies the voltage within a range of about 1 volt and down through about 0. Joined Mar 2, 2009 · 1 Posts. Set Condition: The oxygen sensor voltage is above 1. This means that the pre-cat O2 sensor signal will oscillate back and forth from high to low to high to low voltage as the computer adjusts the mixture. The upstream oxygen sensor on your OBD II equipped Jeep 4. P0158 Oxygen Sensor Circuit High Voltage (Bank 2, Sensor 2) P0159 Oxygen Sensor Slow Response (Bank 2, Sensor 2). The O2 Oxygen Sensor Circuit High Voltage Bank 1, Sensor 2 is normally located in the catalytic converter, before the muffler, in the. 2 volts for more than 10 seconds indicating a lack of oxygen in the exhaust stream. I got a code (P0158) for Bank 2 Sensor 2 O2 sensor shorted to voltage. 2v for over 2. Bank 1 sensor 1 is the primary O2 sensor that should be located on the header. Roy 138 P0138 Descriptor O2 Sensor 1/2 Circuit High Probable Causes Bank 1 Sensor 2 Oxygen Sensor (O2S). This code appeared. The oxygen sensor varies the voltage over a range from about 1,000 mV when the exhaust is rich, down through about 10 mV when the exhaust is lean. In order to make the. Looked like something got kicked up and sheared one wire and damaged another. Post by jrw100 » 16 Dec 2009, 22:02 I have a 2003 S60 with 128K miles on it. So, it's the downstream sensor on the rear. About one week later, the service engine soon light came back on and I got these codes. Anyway, I will try and replace a new air fuel ratio sensor and see if p0420 goes away. P0136 subaru o2 sensor circuit malfunction bank 1 sensor 2. P0144 code definition. Bank 1 sensor 2 seemed to be inop with constant voltage at about 1. P0137 Mazda means the O2 oxygen sensor’s voltage remained low for longer than 2 minutes. At operating temperature the oxygen sensor signal varies between 0 and 1,000 mV. 5 volts for 3 seconds after starting engine. P0138 code definition. Some sensor types generate a voltage as oxygen content in the exhaust changes and some have a varying resistance. This still has not fixed my problem (check engine light with p0133). Making the fuel mixture artificially rich by feeding propane into the intake manifold should cause the sensor to respond almost immediately (within 100 milliseconds) and go to maximum (0. P0155 - Oxygen Sensor Heater Circuit Malfunction (Bank 2 Sensor 1) CIRCUIT DESCRIPTION. 0 volts, so having a quality volt meter is important. The rate of change that the O2 sensor detects is called the big slope. O2 Sensor Circuit Malfunction (Bank 1, Sensor 2) What the P0136 code means. P0138 Description The Heated Oxygen Sensor 2 (HO2S) (Rear O2 Sensor), after three-way catalyst (manifold), monitors the oxygen level in the exhaust gas on each bank. 1 v) to near maximum (0. It detects the amount of oxygen in the exhaust gas compared to the. Check for Ground Wiring. The o2 sensor is a four wire sensor. The two O2 Sensors mirror each other (sinusoidal trace from 0. Definition. One trip fault. In order to make the. These two sensors are in the same positions as in the earlier OBD1 cars, and it makes sense that you would need two on a V6: one for each bank of cylinders. P0130 O2 Sensor Circuit High Voltage (Bank 1 Sensor 1) C-30. Live data showed 1. P0138 - O2 Circuit High Voltage (Bank 1, Sensor 2). so I pulled the codes, and this time its bringing up P0051 bank 2 sensor 1 heater circuit low, and P0152 bank 2 sensor 1 shorted to voltage/voltage high. P0138 code definition. The oxygen sensor varies the voltage over a range from about 1,000 mV when the exhaust is rich, down through about 10 mV when the exhaust is lean. CODE P0038 HO2S HEATER CONTROL CIRCUIT HIGH BANK 1 SENSOR 2 DODGE JEEP CHRYSLER OBD Scanner: https://amzn. 5 1FZFE and it gives me a code 28 "o2 sensor" I. P0132 Oxygen Sensor Circuit High Voltage (Bank 1, Sensor 1) P0133 Oxygen Sensor Slow Response (Bank 1, Sensor 1) P0134 Oxygen Sensor Circuit Insufficient Activity (Bank 1, Sensor 1) P0135 Oxygen Sensor Heater Performance (Bank 1, Sensor 1) P0136 Oxygen Sensor Circuit (Bank 1, Sensor 2) P0137 Oxygen Sensor Circuit Low Voltage (Bank 1, Sensor 2. P0137 is the OBD-II generic code indicating the O2 sensor for bank 1 sensor 2 is failing to increase the voltage output above. The heated oxygen sensor 1 has a closed-end tube made of ceramic zirconia. The outside air is brought into the sensor either through a vent in the sensor housing or through the wiring connector itself. Learn what does P0132 O2 Sensor Circuit High Voltage Bank 1 Sensor 1 means, location and how to repair? The front heated oxygen sensor (or O2 sensor 1) is placed into the exhaust manifold. CHECK HARNESS BETWEEN ECM AND REAR OXYGEN SENSOR CONNECTOR. If the reading is outside the specified range, the sensor is defective. The oxygen sensor signal voltage is below 1. The newest style, Heated Wideband O2 Sensors, have a voltage range of between 2 and 5 volts. I own a 2004 325 i and I am having codes p2237oxygen sensor pump current circut open bank #1 sensor,p0174bank #2 system too lean,and p0171bank #1 sytem to lean. it could be the O2 sensor, since 0. P0152-O2 SENSOR 2/1 CIRCUIT VOLTAGE TOO. Hope this helps. Bank 1 is the side of the engine that contains the #1 cylinder. If possible use a graphing multi-meter to analyze the O2 sensor data to. 0 L in line 6 in case you were wondering. 1) A few key issues are very important in the analysis of O2 sensor signals. New behind the cat (Bank 1, Sensor 2) O2 sensor did not fix it. After installing the sensor and resetting the code, it then stayed off until the next time I turned over the engine. General Tech - P0138 O2 Sensor Circuit High Voltage (Bank 1 Sensor 2) - on an 03 ram 1500 hemi. For optimum catalyst operation, the air fuel mixture (air-fuel ratio) must be maintained near the ideal stoichiometric ratio. P0138 er den OBD-II generiske kode, der angiver O2-sensoren til sensor 1 til bank 1, har ikke en lavere spændingsudgang under 1,2 volt i mere end 10 sekunder, hvilket indikerer mangel på ilt i udstødningsstrømmen. The old sensor I took out looked in pretty good shape. The two codes are Heater Circuit malfunction, and High Voltage reading. Pins 3 & 4 are signal wires. Ho2S 2 signal is less active than signal produced by front oxygen sensor. When oxygen content in the exhaust is low and the engine runs with an enriched mixture, the sensor will generate а high voltage signal 0. You should see no more than 1. The O2 Oxygen Sensor Circuit High Voltage Bank 1, Sensor 2 can usually be found within the catalytic converter. P0144 on 2007 Mazda 6 2. A typical in-line 4-cylinder engine has only one bank (Bank 1). Typically, the oxygen sensor produces a voltage between 0. Good evening chaps! yesterday my emissions warning light came on my dashboard, I have done the pedal test which came out with code 0136 which is Oxygen O2 Sensor Circuit Low Voltage (Bank 1, Sensor 2) I have spoken to a garage who has told me (without looking at it) that I need a new sensor, he has quoted me £25 for the sensor and £25 for the labour. 00V for sensor all the time. We’ll go over those below. Those techniques have unfortunately not worked for me. P0138 is the OBD-II generic code indicating the O2 sensor for bank 1 sensor 2 fails to have a lower voltage output below 1. The O2 Sensor could be functioning improperly, or there could be a lack of continuity in the wiring to the ECU, or it is possible that power is not supplying sufficient enough voltage to the sensor. ho2s circuit low voltage bank 1 sensor 2 h02s circuit low voltage bank 2 sensor 2 do i have 2 sensors to replace or just one, and where are they located? … read more. P0152 | O2 Sensor Circuit High Voltage Bank 2 Sensor 1 | The front heated oxygen sensor (or O2 sensor 1) is placed into the exhaust manifold. If you can give us the engine size and the model year of your Honda, we might get you a better location of the sensor. 1 v) to near maximum (0. Refer to DTC P2195 and P2196 on page DI-421. It detects the amount of oxygen in the exhaust gas compared to the outside air. Therefore, it would be one of the two sensors that is mounted in the exhaust manifolds (the rear manifold, in this case, for cylinders 4 through 6) prior to the converter sections. Bosch LSU 4. 0 volts and 1. I have a 2003 Jeep TJ (unmodified) 4. My check engine light has been on with a P0138 High voltage code, bank 1 sensor 2. BMW Fault Codes - Free download as Text File (. Pins 3 & 4 are the lamda sensor circuit. TEST 1: Checking The O2 Signal With A Multimeter. Sensor 2 or S2 refers to the sensor after the catalytic converter. In nutshell, when the O2 sensor reports an exhaust with a high concentration of oxygen, it produces a low voltage signal (under 0. It detects the amount of oxygen in the exhaust gas compared to the. A bank I, sensor 2, points to the sensor on the same side but farther down the exhaust system, probably right before or after the catalytic converter. 1) A few key issues are very important in the analysis of O2 sensor signals. P0138 O2 Sensor Circuit High Voltage (Bank 1 Sensor 2) P0139 O2 Sensor Circuit Slow Response (Bank 1 Sensor 2) P0140 O2 Sensor Circuit No Activity Detected (Bank 1 Sensor 2) P0141 O2 Sensor Heater Circuit Malfunction (Bank 1 Sensor 2) * There may be other codes that point to a bad Oxygen Sensor. 2 Wideband O2 Sensor Testing (2001 Skoda Octavia 1. This tutorial will help you to test the upstream oxygen sensor (commonly known as the O2 Sensor Bank 1 Sensor 1: O2S11 and located before the catalytic converter). 45 volt mark O2 cross counts. old vs new Diagram showing which O2 sensor is which. One of the key sensors in this system is the oxygen sensor. 1 mV (millivolts) and 0. If possible use a graphing multi-meter to analyze the O2 sensor data to. O2 Sensor Circuit High Voltage (Bank 1, Sensor 2) What the P0138 code means. Function; A: TAN: 413: HO2S Low Reference: B: PPL/WHT: 1665: HO2S High Signal [- Bank 1 Sensor 1] D: LT GRN/WHT: 3213: HO2S Heater High Control [- Bank 1 Sensor 1]. I think it is the actual heater element within the O2 sensor and the Bank 2 Post-Cat O2 Sensor should be replaced. P0136 Heated Oxygen Sensor Circuit High Voltage (bank 1, sensor 2) Right Bank Heated Oxygen Sensor (rear) Circuit Check Conditions 3 minutes or more have passed since the startingsequence was completed. 2 volts when the ECM has commanded the fuel to a targeted lean condition on that bank of the engine. The O2 sensor is probably the problem, though you may also have a MAF problem as well. The Check engine hasn't been back on since I cleared the code but, I have a rough idle with occasional Surge and bad fuel economy. Sensor 2 is the one post-catalytic converter on the exhaust pipe. If the oxygen in the exhaust gas decreases, the air-fuel ratio becomes Rich. The HO2S output voltage changes suddenly in the vicinity of the stoichiometric ratio. learn what does p0138 chevrolet ho2s circuit high voltage bank 1 sensor 2 means?. I use bafx obd II tool to get live voltage data. What does this mean? Where is this 02 sensor located? What can be done to fix this issue? I turned off the CEL with the scan tool, but it cam back on about 200 miles later. An oxygen sensor (or lambda sensor, where lambda refers to air–fuel equivalence ratio, usually denoted by λ) is an electronic device that measures the proportion of oxygen (O 2) in the gas or liquid being analysed. One Trip Fault. O2 Sensor Circuit Low Voltage (Bank 1. P0138 O2 Oxygen Sensor Circuit High Voltage (Bank 1, Sensor 2) P0037 O2 Oxygen Sensor Heater Control Circuit Low (Bank 1, Sensor 2) I guess I needed to be a little more specific. Now the bank 1 sensor 2 reading is not on flat. O2 Sensor Circuit Low Voltage (Bank 1 Sensor 2) P0138 : O2 Sensor Circuit High Voltage (Bank 1 Sensor 2) P0139 : O2 Sensor Circuit Slow Response (Bank 1 Sensor 2) P0140 : O2 Sensor Circuit No Activity Detected (Bank 1 Sensor 2) P0141 : O2 Sensor Heater Circuit Malfunction (Bank 1 Sensor 2) P0142 : O2 Sensor Circuit Malfunction (Bank 1 Sensor 3. Jun 7, 2011 #1 P0152 O2 sensor circuit high voltage (Bank 2 sensor 1) anyone shed any light on this lol kronich3244, Jun 7, 2011 #4. You most definitely want the oxygen sensor socket, it will make the job much easier and it will save your knuckles (a breaker bar can also make it easier to remove the old sensor). 48) P0136 - Oxygen Sensor Circuit Malfunction (Bank 1 Sensor 2). سبب اضائه التشيك انجن اذا اشتغلت لمبة " Check Engine " هناك اكثر من 100 سبب للمشكله اذا فحصت السياره بالكميوتر يطلع رمز او Code مع. CHECK HARNESS BETWEEN ECM AND REAR OXYGEN SENSOR CONNECTOR. My check engine light came on, so I plugged in my scanner and got the code: P0137 - O2 Sensor Circuit Low Voltage Bank 1 Sensor 2. This tutorial will help you to test the upstream oxygen sensor (commonly known as the O2 Sensor Bank 1 Sensor 1: O2S11 and located before the catalytic converter). the sensor properly. If the reading is outside the specified range, the sensor is defective. pdf) or read online for free. The O2 sensor is probably the problem, though you may also have a MAF problem as well. You'll be able to say, "YES, it has failed", or "NO, the problem is something else". The B2S1 sensor is the one on the front bank of cylinders. SOURCE: 01 Eclipse GT - bad o2 sensor heater circuit (bank 1 sensor 2) Your question was truncated. Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC P0138 O2 SENSOR CIRCUIT HIGH VOLTAGE BANK 1 SENSOR 2 3. A friend suggested that it could be the catalytic converter. P0155 - Oxygen Sensor Heater Circuit Malfunction (Bank 2 Sensor 1) CIRCUIT DESCRIPTION. This sensor is an electronic device used to measure the proportional amount of oxygen in a liquid or gas. 5 ohms resistance in either wire. When the P0132 trouble code has been stored by the power control module, it is an indication of a problem with the 02 oxygen sensor. " This let us zero in on the likely problem right away. The faster the heated oxygen sensor reaches that temperature the faster the sensor will start sending an accurate signal to the Engine Control Module (ECM). P1138 O2 Sensor Heater Circuit Low Voltage (Bank 1 Sensor 2) P1139 O2 Sensor Heater Circuit High Voltage (Bank 1 Sensor 2) P1140 Mass or Volume Air Flow Circuit Range/Performance Problem P1145 Solenoid Valve Running Losses Control Circuit Electrical P1151 O2 Sensor Heater Circuit Signal Intermittent (Bank 2 Sensor 1) P1152 O2 Sensor Heater. 5 A) fuse in the under-dash fuse/relay box. I have a 98 Cavalier 2. P0132 O2 Sensor Circuit High Voltage (Bank 1 Sensor 1) P0133 O2 Sensor Circuit Slow Response (Bank 1 Sensor 1) P0134 O2 Sensor Circuit No Activity Detected (Bank 1 Sensor 1) P0135 O2 Sensor Heater Circuit Malfunction (Bank 1 Sensor 1) P0136 O2 Sensor Circuit Malfunction (Bank 1 Sensor 2) P0137 O2 Sensor Circuit Low Voltage (Bank 1 Sensor 2. Bank 1 is the bank containing the cylinder number 1. The oxygen sensor varies the voltage over a range from about 1,000 mV when the exhaust is rich, down through about 10 mV when the exhaust is lean. P1138 O2 Sensor Heater Circuit Low Voltage (Bank 1 Sensor 2) P1139 O2 Sensor Heater Circuit High Voltage (Bank 1 Sensor 2) P1151 O2 Sensor Heater Circuit Signal Intermittant (Bank 2 Sensor 1) P1152 O2 Sensor Heater Circuit Low Voltage (Bank 2 Sensor 1) P1153 O2 Sensor Heater Circuit High Voltage (Bank 2 Sensor 1) P1155 O2 Sensor Heater Circuit. COMPONENT DESCRIPTION. 2009 2014 ford f150 eco bank 2 sensor 1 location. 35volts (other 3 sensor data displayed an active wave of voltage between. With a 4 cylinder, everything should be Bank 1 (No Bank 2). P0138 code definition. P0136 is Oxygen Sensor Circuit Low Voltage (B1, S2). The codes that came up were: P0032 - HO2S Heater Control Circuit High Bank 1 Sensor 1. This sensor will be present on most modern engines of six cylinders or more. The voltage at the sensor remains above threshold for 20 seconds or more; Voltage to the sensor is to high (wiring problem, think short) Bad O2 sensor itself; There are also some less likely problems that can cause P0138. Right bank heated oxygen sensor (rear) signal voltage has continued to be 0. For optimum catalyst operation, the air fuel mixture (air-fuel ratio) must be maintained near the ideal stoichiometric ratio. Oxygen sensors are always numbered this way: Bank 1 Sensor 1 Bank 2 Sensor 1 Bank 1 Sensor 2 Bank 2 Sensor 2. Where is bank 1 sensor 2 in a 2010 chevy traverse -. O2 Sensor CKT No Activity (Bank 2 Sensor 1) P0135 O2 Sensor Heater Circuit Malfunction (Bank 1 Sensor 1) P0155 O2 Sensor Heater Circuit Malfunction (Bank 2 Sensor 1) I then changed both of my upstream O2 sensors. The o2 sensor bank 1 sensor 2 reading was flat line on 0. P0130 O2 Sensor Circuit High Voltage (Bank 1 Sensor 1) C-30. P0132,P0138,P0152,P0158 - the 4-Wire Oxygen sensor is equipped with a galvanic battery that typically generates a voltage signal between 0. Check the output voltage at the O2 oxygen sensor with a digital voltmeter. If a V6, V8 or V10 engine has dual exhausts with dual converters, the downstream O2 sensors would be labeled Bank 1, Sensor 2 and Bank 2, Sensor 2. P2250 OBD-II Storingscode: O2-sensor Ref-spanning Circuit Hoog Bank 2-sensor 1 P2250-codedefinitie De P2250-foutcode detecteert een probleem met het stroomopwaartse zuurstofsensorscircuit in bank 2. P0138 HO2S Circuit High Voltage Bank 1 Sensor 2. Only p0420 code. P0171 - System Too Lean Bank 1. If the O 2 sensor heater circuit's negative wire goes directly to ground, look for a short-to-power problem. The voltage on sensor 2 O2 sensors should not vary at all. This tutorial will help you to test the upstream oxygen sensor on your 2. An oxygen sensor for a one particular engine bank has delivered a voltage signal that is not within the accepted parameters, causing the PCM to store a trouble code and possibly illuminate the service engine soon light. I plan on getting under my jeep this weekend/soon and switching the bank 2 sensor 2 lead to the bank 1 sensor 2 input lead wires, and vice versa and seeing if the readout the code reader changes to P0138 (o2 sensor voltage high bank 1 sensor 2), and if it does its the sensor that's malfunctioning. P0136 is Oxygen Sensor Circuit Low Voltage (B1, S2). pdf) or read online for free. P0138 O2 Sensor Circuit High Voltage (Bank 1 Sensor 2) P0139 O2 Sensor Circuit Slow Response (Bank 1 Sensor 2) P0140 O2 Sensor Circuit No Activity Detected (Bank 1 Sensor 2) P0141 O2 Sensor Heater Circuit (Bank 1 Sensor 2) P0142 O2 Sensor Circuit (Bank 1 Sensor 3) P0143 O2 Sensor Circuit Low Voltage (Bank 1 Sensor 3) P0144 O2 Sensor Circuit. A friend suggested that it could be the catalytic converter. For optimum catalyst operation, the air fuel mixture (air-fuel ratio) must be maintained near the ideal stoichiometric ratio. P0138 is the OBD-II generic code indicating the O2 sensor for bank 1 sensor 2 fails to have a lower voltage output below 1. This tutorial will help you to test the upstream oxygen sensor (commonly known as the O2 Sensor Bank 1 Sensor 1: O2S11 and located before the catalytic converter). P0136 code definition. Oxygen Sensor Heater Control Circuit Low (Bank 1, Sensor 2) Oxygen Sensor Heater Control Circuit Low (Bank 2, Sensor 2) The catalytic converters have been removed but the fault was present before that anyway. CEL came on while driving this afternoon. After plugging in the universal connector under the dash, we retrieved a code P0136 "O2 Sensor Circuit Malfunction (Sensor 2). Learn what does P0132 O2 Sensor Circuit High Voltage Bank 1 Sensor 1 means, location and how to repair? The front heated oxygen sensor (or O2 sensor 1) is placed into the exhaust manifold. 5 V (relative to reference Ground (GND)). Manfucturers call this crossing of the 0. P0152 - HO2S Circuit High Voltage Bank 2 Sensor 1 P0153 - HO2S Slow Response Bank 2. 5 Bank 1 Sensor 2" - by Timothy J (Chicago, IL) This resolved code P0138 for a 2011 Rav4 2. You should see no more than 1. COMPONENT DESCRIPTION. I've tried replacing the O2 sensor with a new Walker unit from AutoZone. P0138 Dodge Description The Heated Oxygen Sensor 2 (HO2S) (Rear O2 Sensor), after three way catalyst (manifold), monitors the oxygen level in the exhaust gas on each bank. Check the output voltage at the O2 oxygen sensor with a digital voltmeter. danh01609 · Registered. 21 volts when the ECM has commanded the fuel to a. Strangely, I had to change both sensors while the code was only for 1 sensor. 2: Finding the right sensor using an OBD2 scanner:. The older Accords,98,99 had troubles with the converters. I use bafx obd II tool to get live voltage data. i have a 2007 maxima se 3. P0138 O2 Sensor Circuit High Voltage (Bank 1 Sensor 2) P0139 O2 Sensor Circuit Slow Response (Bank 1 Sensor 2) P0140 O2 Sensor Circuit No Activity Detected (Bank 1 Sensor 2) P0141 O2 Sensor Heater Circuit Malfunction (Bank 1 Sensor 2) * There may be other codes that point to a bad Oxygen Sensor. P0144 code definition. Output voltage signal range of a properly functioning oxygen sensor is up to ~950mV. Check for Ground Wiring. I know one leads to the other two,but need to order the right replacement part. You'll have to access it from underneath the vehicle. • Perform the POWERTRAIN VERIFICATION TEST. Hidden by the outer loom cover. You may have to register before you can post: click the register link above to proceed. The rear oxygen sensor heater performs duty control, and the output terminal voltage at ON is 0 V, and the output terminal voltage at OFF is the battery voltage. All I want is the VSC function to work again and the lights to go off. 02 Sensor Circuit High Voltage (Bank 1 Sensor 1) What the P0132 code means When the P0132 trouble code has been stored by the power control module, it is an indication of a problem with the 02. I am surprised that it did not show sensor 1 malfunction code. txt), PDF File (. The older Accords,98,99 had troubles with the converters. 2003 Discovery tripping 2 codes, 1 for O2 Sensor Bank 1, the other for O2 Sensor Bank 2. The specific sensor I replaced was Bank 1 Sensor 2. I have a'93 Land cruiser VX 4. P0158 Description The heated oxygen sensor 2 (HO2S), after three way catalyst (manifold), monitors the oxygen level in the exhaust gas on each bank. I have heard you can put dummy sensors in. P0138 Description The Heated Oxygen Sensor 2 (HO2S) (Rear O2 Sensor), after three-way catalyst (manifold), monitors the oxygen level in the exhaust gas on each bank. HO2S Heater Control Circuit High Bank 1 Sensor 2 is the generic definition for the P0038 Chrysler; however your vehicle's manufacturer may have a different definition and information for the P0038 Chrysler code. So, it's the downstream sensor on the rear. (Circuit Low Voltage Bank1 Sensor2) This is the O2 sensor under the car by the cat converter. 90V), it indicates that the O2 oxygen sensor is functioning properly. The voltage signal for "Mixture too lean" (high residual oxygen) is between about 0 and 0. 2 six-step trouble shooting procedure † † † † † † 2. Two wires are dedicated to the heating element and two wires are dedicated to the sensor. 1) Replace PCM 2) Replace O2 sensor (Bank 2, Sensor 2) 3) Replace O2 sensor connector 4) Replace O2 sensor ground wire Now I've done the following to try and fix the issue but my CEL keeps on turning back on. P0138 is the OBD-II generic code indicating the O2 sensor for bank 1 sensor 2 fails to have a lower voltage output below 1. P0136 is the OBD-II generic code indicating the downstream O2 sensor for bank 1 fails to meet the minimum and maximum voltage limits calibrated for the ECM to see. 2) An O2 sensor will cycle between 0. Pins 3 & 4 are the lamda sensor circuit. The outside air is brought into the sensor either through a vent in the sensor housing or through the wiring connector itself. 1 system coverage 1. 0 volts and 1. This refers to a trouble in the Bank 2 Sensor 2 of the O2 (oxygen) sensor, which is located near the backside of the exhaust, behind the catalytic converter. Discussion Starter • #1 • Mar 2, 2009. Confirm similar voltage on bank and 2 MAF's and also log AFR and AF voltage readings on both primary O2's (note that weirdly cipher sometimes labels both as "bank 1"), fuel trims, and heater sensor correction %. HO2S Shorted to Voltage Conditions. P0138-O2 SENSOR 1/2 CIRCUIT VOLTAGE TOO HIGH When Monitored: With battery voltage greater than 10. O2 Sensor Circuit Slow Response (Bank no. CASE 1: O2S11 voltage numbers spiked to 0. I'm looking at a wiring diagram for the '02 Liberty and there is a oxygen sensor downstream relay in the PDC in the '02 model, but both rear O2's are being feed off of the same circuit; so if you have power at the 2/2 but not at the 1/2 then look for a wiring issue. Usually the heater circuit in this case is controlled by a relay. My check engine light came on, so I plugged in my scanner and got the code: P0137 - O2 Sensor Circuit Low Voltage Bank 1 Sensor 2. Bank 1 sensor 2 is located at the back of bank 1. Now the bank 1 sensor 2 reading is not on flat. Oxygen Sensors (O2S) or Heated Oxygen Sensors (HO2S) need to reach a minimum operating temperature of 750 degrees F to produce an accurate voltage signal. 1 v) to near maximum (0. This still has not fixed my problem (check engine light with p0133). Anybody have any advice for a '13 throwing codes P2a01 (O2 circuit range/performance(bank 1, sensor 2) and a P22a7 (unknown trouble code) as read by the autoenginuity scanner? One or both of the 2 codes originally set the cel, but after a reset and a short idle period, the cel did not come back on. The o2 sensor is a four wire sensor. Or, the downstream oxygen sensor might be labeled Bank 1 Sensor 3 if the engine has two upstream oxygen sensors in the exhaust manifold (some do to more accurately monitor emissions). This particular sensor keeps track of the exhaust stream to see what the oxygen levels are. Measure the voltage on the (K199) O2 2/1 Heater Control circuit at the 2/1 O2 Sensor harness connector. learn what does p0138 chevrolet ho2s circuit high voltage bank 1 sensor 2 means?. Therefore, in an in-line 4-cylinder engine, the term "Bank 1, Sensor 1" simply refers to the front oxygen sensor. A bank I, sensor 2, points to the sensor on the same side but farther down the exhaust system, probably right before or after the catalytic converter. P0132 O2 Sensor Circuit High Voltage (Bank 1 Sensor 1) P0133 O2 Sensor Circuit Slow Response (Bank 1 Sensor 1) P0134 O2 Sensor Circuit No Activity Detected (Bank 1 Sensor 1) P0135 O2 Sensor Heater Circuit Malfunction (Bank 1 Sensor 1) P0136 O2 Sensor Circuit Malfunction (Bank 1 Sensor 2) P0137 O2 Sensor Circuit Low Voltage (Bank 1 Sensor 2. At operating temperature the oxygen sensor signal varies between 0 and 1,000 mV. It detects the amount of oxygen in the exhaust gas compared to the. Today's engines come with oxygen sensors with heating elements (HO2S). Bank 2 Sensor 2 = O2 sensor located after catalytic converter, on the side with Cylinder #2. Looked like something got kicked up and sheared one wire and damaged another. The first O2 sensor was introduced in 1976 on a Volvo 240. Definition. On a scan tool, the downstream sensor on a four or straight six cylinder engine with single exhaust is typically labeled Bank 1, Sensor 2. If the sensor voltage signal is between 100 mV-900 mV (0. The outside air is brought into the sensor either through a vent in the sensor housing or through the wiring connector itself. The oxygen sensor varies the voltage over a range from about 1,000 mV when the exhaust is rich, down through about 10 mV when the exhaust is lean. A typical in-line 4-cylinder engine has only one bank (Bank 1). O2 Oxygen Sensor Circuit High Voltage (Bank1, Sensor2) This diagnostic trouble code (DTC) is a generic powertrain code, which means that it applies to OBD-II equipped vehicles. #2 o2 sensor should be wired like this. With the P0138 CEL Code (O2S Circuit, High Voltage, Sensor 2) that would be the rear O2 sensor. O2 Sensor Circuit High Voltage (Bank no. Judge as NG when the terminal voltage remains Low. Live data showed 1. Looked like something got kicked up and sheared one wire and damaged another. 1) Replace PCM 2) Replace O2 sensor (Bank 2, Sensor 2) 3) Replace O2 sensor connector 4) Replace O2 sensor ground wire Now I've done the following to try and fix the issue but my CEL keeps on turning back on. I am going to get a new sensor, but need to know which one it is. As the exhaust passes the O2 sensor, oxygen molecules react with the zirconium sensor, which produces a small voltage when exposed to oxygen based on the amount of oxygen it ‘senses’. You should see no more than 1. I think it is the actual heater element within the O2 sensor and the Bank 2 Post-Cat O2 Sensor should be replaced. This still has not fixed my problem (check engine light with p0133). With a 4 cylinder, everything should be Bank 1 (No Bank 2). I was able to use a 7/8" sensor socket to easily remove and replace the sensor. Dealership said nothing done during an oil change would have cause this. This is the second O2 sensor in bank one (the side of the engine with cylinder 1). It measures the air-fuel ratio of the exhaust coming out of the exhaust manifold and sends the high and low voltage signals to the powertrain control module in order to regulate the air-fuel mixture. (Bank 1 would contain cylinder 1 and bank 2 is the opposite bank. Bosch has high problem. P0138: O2 Sensor Circuit High Voltage Bank 1 Sensor 2. Bank 1 sensor 2 is located at the back of bank 1. Jump to Latest Follow 1 - 18 of 18 Posts. However, if the voltage output of the sensor is not under 1. The O2 Sensor could be functioning improperly, or there could be a lack of continuity in the wiring to the ECU, or it is possible that power is not supplying sufficient enough voltage to the sensor. A P0152 code refers to the Bank 2, sensor 1, o2 sensor. Is there any voltage present? Yes • Repair the short to voltage in the (K199) O2 2/1 Heater Control circuit. to/2FGAXNb If you have a Chrysler, Dodge, or Jeep and your engine light is on and you have. went inside and looked it up and it said intake manifold o2 sensor. Showing how the mass airflow sensor will mess up your barometric pressure calculation and cause these lean codes under loadp0171 p0174. The high voltage signal means rich air fuel mixture. As you're already aware, the O2 sensor's job is to measure the amount of oxygen in the exhaust. Discussion Starter • #1 • Aug 1, 2010 check engine light came on when i cranked my truck up the other day. This means that the pre-cat O2 sensor signal will oscillate back and forth from high to low to high to low voltage as the computer adjusts the mixture. P1139 O2 Sensor Heater Circuit High Voltage (Bank 1 Sensor 2) P1151 O2 Sensor Heater Circuit Signal Intermittant. 21 volts when the ECM has commanded the fuel to a. 5 ohms resistance in either wire. In nutshell, when the O2 sensor reports an exhaust with a high concentration of oxygen, it produces a low voltage signal (under 0. 1 - 3 of 3 Posts. The PCM supplies a voltage of about 450 mV between the HO2S high and low signal circuits. P0138 - O2 Circuit High Voltage (Bank 1, Sensor 2). Only p0420 code. 2: Finding the right sensor using an OBD2 scanner:. I cleared the codes and after 35 miles checked and in Pending codes, I see P 0132 O2 Sensor Circuit High Voltage Bank 1 Sensor 1. It detects the amount of oxygen in the exhaust gas compared to the outside air. This is borne out in the slight discrepancies between my results and what is typically expected. The 4-Wires O2 sensor also includes a heating element that keeps the sensor at proper operating temperature during all operating modes. Bank 1 sensor 1 is the primary O2 sensor that should be located on the header. Some people have had good luck by cleaning off the O2 sensor head with an air blast and/or some yet unknown O2-sensor-safe solvent. This is the second O2 sensor in bank one (the side of the engine with cylinder 1). The Check engine hasn't been back on since I cleared the code but, I have a rough idle with occasional Surge and bad fuel economy. P0132 O2 Sensor Circuit High (Bank 1 Sensor 1) Technical Description. The Powertrain Control Module (PCM) supplies a voltage of about 450 mV between the HO2S high and low signal circuits. It simply says that there is a problem with the heater circuit; that's all. BMW Fault Codes - Free download as Text File (. TEST 1: Checking The O2 Signal With A Multimeter. I replaced the O2 Sensor after the Cat, Post-cat and no change in the Voltage Reading on that sensor's Live Data. Is there any voltage present? Yes • Repair the short to voltage in the (K199) O2 2/1 Heater Control circuit. P0132,P0138,P0152,P0158 - the 4-Wire Oxygen sensor is equipped with a galvanic battery that typically generates a voltage signal between 0. The oxygen sensor varies the voltage over a range from about 1,000 mV when the exhaust is rich, down through about 10 mV when the exhaust is lean. 45 volt mark O2 cross counts. 3-wire sensors should be replaced after 100,000 miles of service. Only p0420 code. As I understand, Bank 2, Sensor 2 is the post-cat O2 sensor located on the driver's (right) side (RHD vehicle). o2 sensor help. The specific sensor I replaced was Bank 1 Sensor 2. My OBD2 code reader came up with PO 138 pointing to the O2 sensor circuit again. if not i might have more to worry about. Step 7 Turn the vehicle back on and check the reading on the voltmeter. What the P0131 code means P0131 is telling us there is a fault in the oxygen sensor, located in. P0132 O2 Sensor Circuit High (Bank 1 Sensor 1) Technical Description. O2 Sensor Circuit High Voltage (Bank 1, Sensor 2) What the P0138 code means. P0152 | O2 Sensor Circuit High Voltage Bank 2 Sensor 1 | The front heated oxygen sensor (or O2 sensor 1) is placed into the exhaust manifold. In auto parts store thay asked me if this sensor after/before catalyst on right/left side etc. Only p0420 code. The heated oxygen sensor 1 has a closed-end tube made of ceramic zirconia. When the bulb of the O2 sensor is exposed to hot exhaust, the difference in oxygen levels across the bulb creates a low voltage somewhere between 0. A code P0137 may mean that one or more of the following has happened: Faulty o2 sensor Exhaust leak near the rear sensor Plugged catalyst Short to voltage on O2 signal circuit High resistance or. I know one leads to the other two,but need to order the right replacement part. 2/1 Oxygen Sensor voltage is greater than the maximum acceptable value for a specific amount of time. Voltage ? > When you change the sensor use either NKG or Denso. The upstream oxygen sensor on your OBD II equipped Jeep 4. If you can give us the engine size and the model year of your Honda, we might get you a better location of the sensor. This was explained that high-mileage LRs (I have 101k) get an over-sensitive electronic control module and it needs to be recalibrated. In a normal running engine at idle the signal goes from low to high voltage and vice versa about every 1 second, with a transit time from low to high (or vice versa) being about 200-300. Other materials: Dtc p2270 o2 sensor signal biased/stuck lean bank 1 sensor 2 ENGINE (DIAGNOSTICS)(H4DO) > Diagnostic Procedure with Diagnostic Trouble Code (DTC)DTC P2270 O2 SENSOR SIGNAL BIASED/STUCK LEAN BANK 1 SENSOR 2DTC detecting condition:Detected when two consecutive driving cycles with fault occur. For optimum catalyst operation, the air fuel mixture (air-fuel ratio) must be maintained near the ideal stoichiometric ratio. 900 Volts when you sprayed carb spray into the vacuum hose. You most definitely want the oxygen sensor socket, it will make the job much easier and it will save your knuckles (a breaker bar can also make it easier to remove the old sensor). If you can give us the engine size and the model year of your Honda, we might get you a better location of the sensor. A P0152 code refers to the Bank 2, sensor 1, o2 sensor. Function; A: TAN: 413: HO2S Low Reference: B: PPL/WHT: 1665: HO2S High Signal [- Bank 1 Sensor 1] D: LT GRN/WHT: 3213: HO2S Heater High Control [- Bank 1 Sensor 1]. Circuit Description. Oxygen Sensor Basics. P0138 code definition. The high voltage signal means rich air fuel mixture. O2 Sensor Circuit High Voltage (Bank 1, Sensor 2) What the P0138 code means. I am not certain if this means that it just has no voltage or perhaps there is an electric issue in the wiring leading to the o2. The oxygen sensor varies the voltage over a range from about 1,000 mV when the exhaust is rich, down through about 10 mV when the exhaust is lean. This sensor is an electronic device used to measure the proportional amount of oxygen in a liquid or gas. P0152 | O2 Sensor Circuit High Voltage Bank 2 Sensor 1 | The front heated oxygen sensor (or O2 sensor 1) is placed into the exhaust manifold. When oxygen content in the exhaust is low and the engine runs with an enriched mixture, the sensor will generate а high voltage signal 0. Oxagen sensor location bank 1 sensor 2/ 3. P0157 Heated Oxygen Sensor (HO2S) Circuit Low Voltage Bank 2. This code appeared. For this test go to: TEST 2: Inducing a Lean Air/Fuel Mixture. emission light is on! I have these codes: P0136 O2 Sensor Circuit High Voltage (Bank 1 Sensor 2) C-32 P0136 O2 Sensor 2 Circuit Voltage Low C-32 P0136 O2 Sensor 2 Open Circuit C-32 P0141 O2 Sensor Heater Circuit High Voltage (Bank 1 Sensor 2) C-31 P0141 O2 Sensor Heater Circuit Low Voltage (Bank 1 Sensor 2) C-31 P0141 O2 Sensor Heater Circuit Open (Bank 1 Sensor 2) C-31 P1616 Wrong Vehicle ID. The onboard diagnostic (OBD) code P0136 is defined as an Oxygen Sensor Circuit Low Voltage in Bank 1, Sensor 2. The zirconium oxide oxygen sensor generates an output voltage signal from 40mV¸100mV to 0. O2 Oxygen Sensor Circuit High Voltage (Bank1, Sensor2) This diagnostic trouble code (DTC) is a generic powertrain code, which means that it applies to OBD-II equipped vehicles. CHECK HARNESS BETWEEN ECM AND REAR OXYGEN SENSOR CONNECTOR. O2 Sensor Circuit Malfunction (Bank 1 - Sensor 1) P0131. Might have a Faulty O2 sensor located rear of catalytic convertercould have damaged while doing the exhaust replacement :4-dontknow: Save. 6 (AVU)): First, a disclaimerThe reader should be aware that I am not a professional and my knowledge of wideband sensors is limited. O2 Sensor CKT No Activity (Bank 2 Sensor 1) P0135 O2 Sensor Heater Circuit Malfunction (Bank 1 Sensor 1) P0155 O2 Sensor Heater Circuit Malfunction (Bank 2 Sensor 1) I then changed both of my upstream O2 sensors. Joined Jul 17, 2007 · 8,238 Posts #2 • May 17, 2010. It detects the amount of oxygen in the exhaust gas compared to the. Bank 2 typically denotes the engine bank of the engine block that does not contain the number 1 cylinder. Some sensor types generate a voltage as oxygen content in the exhaust changes and some have a varying resistance. P1138 O2 Sensor Heater Circuit Low Voltage (Bank 1 Sensor 2) P1139 O2 Sensor Heater Circuit High Voltage (Bank 1 Sensor 2) P1151 O2 Sensor Heater Circuit Signal Intermittant (Bank 2 Sensor 1) P1152 O2 Sensor Heater Circuit Low Voltage (Bank 2 Sensor 1) P1153 O2 Sensor Heater Circuit High Voltage (Bank 2 Sensor 1) P1155 O2 Sensor Heater Circuit. 2 volts when the ECM has commanded the fuel to a targeted lean condition on that bank of the engine. After installing a headerback Berk exhaust with a test pipe, I started getting these two codes and have been tearing my hair out trying to get rid of them. About 2 hours later as I'm going thru an intersection, the truck lost all its power for a second and the CHECK ENGINE light came back on. The O 2 sensor's heater circuit is controlled in one of two ways. P0138 HO2S Circuit High Voltage Bank 1 Sensor 2. so the code is for a voltage problem in the front downstream O2 sensor. I am surprised that it did not show sensor 1 malfunction code. The same holds true for Chrysler, but these use a different O2 bias voltage, which is usually 2. If you have any other car questions, you are welcome to ask them for. 1 mV (millivolts) and 0. Confirm similar voltage on bank and 2 MAF's and also log AFR and AF voltage readings on both primary O2's (note that weirdly cipher sometimes labels both as "bank 1"), fuel trims, and heater sensor correction %. Where is bank 1 sensor 2 in a 2010 chevy traverse -. The o2 sensor is a four wire sensor. 4 A/F SENSOR (15 A) fuse in the under-dash fuse/relay box. The PCM (powertrain control module) uses the information from the HO2S to determine the oxygen level of the engine's exhaust system. P0158 Description The heated oxygen sensor 2 (HO2S), after three way catalyst (manifold), monitors the oxygen level in the exhaust gas on each bank. (Refer to 28 - DTC-Based Diagnostics/ MODULE, Powertrain Control (PCM) - Standard. Bank 1 sensor 2 is located at the back of bank 1. The ECM monitors and stores the HO2S voltage information. Joined Apr 26, 2009 · 4,391 Posts. The oxygen sensor varies the voltage over a range from about 1,000 mV when the exhaust is rich, down through about 10 mV when the exhaust is lean. In order to make the. Should I be ordering a new O2 sensor or wait? Could there be something else causing the error? Thank you, Steve. These then appear typically as a PO136 or P0137 code for anyone using an OBDII code scanner to diagnose an engine repair light on the dashboard. Definition. P0155 - Oxygen Sensor Heater Circuit Malfunction (Bank 2 Sensor 1) CIRCUIT DESCRIPTION. General Tech - P0138 O2 Sensor Circuit High Voltage (Bank 1 Sensor 2) - on an 03 ram 1500 hemi. It simply says that there is a problem with the heater circuit; that's all. 90V), it indicates that the O2 oxygen sensor is functioning properly. 10 volts for the reverse condition. These two sensors are in the same positions as in the earlier OBD1 cars, and it makes sense that you would need two on a V6: one for each bank of cylinders. This happens when the O2 has reached 662° F, being heated by the exhaust gases or an electric heater built into the sensor. Sensor 1 is up on top. When Monitored and Set Condition: P0032-O2 SENSOR 1/1 HEATER CIRCUIT HIGH When Monitored: Battery voltage above 10. danh01609 · Registered. You should be able to get the cable off without taking off the exhaust pipe itself. Output voltage signal range of a properly functioning oxygen sensor is up to ~950mV. An oxygen sensor (or lambda sensor, where lambda refers to air–fuel equivalence ratio, usually denoted by λ) is an electronic device that measures the proportion of oxygen (O 2) in the gas or liquid being analysed. DTC P0131 HO2S Circuit Low Voltage Bank 1 Sensor 1. This particular code is pointing out the bank 1, in other words, the bank of cylinders containing cylinder #1. After installing the sensor and resetting the code, it then stayed off until the next time I turned over the engine. does anyone know if this is the one before or after cat? 03 1500 qc hemi magnaflow debadged cai. Location: Bank 2 Sensor 2: Cause: Engine running for 2 minutes, ECT sensor input more than 176°F, then the test started and the PCM detected that the rear HO2S-22 signal was over 1. For optimum catalyst operation, the air fuel mixture (air-fuel ratio) must be maintained near the ideal stoichiometric ratio. Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC P0137 O2 SENSOR CIRCUIT LOW VOLTAGE BANK 1 SENSOR 2">Go to Step 3. Right bank heated oxygen sensor (rear) signal voltage has continued to be 0. 0L SUV can be tested, and in this article, I'll show you how in a step-by-step fashion. taken from another thread on the code. 2/1 Oxygen Sensor voltage is greater than the maximum acceptable value for a specific amount of time. I know that this is the sensor after the cat on the driver's side. The higher the number of O2 cross counts, the better the sensor and other parts of the computer control system are working. > 4 wires - pins 1 & 2 are heater wires. This code sets when HO2 Sensor voltage is greater than 999 mV for more than 2 minutes (time depends on model. 1 v) to near maximum (0. P0136 code definition. 4 volts, engine running for more than 4 minutes and coolant temperature above 180°F. If it is stuck high, or close to 1 volt and the voltage doesn’t vary, then check for a good ground on both the heater element and the sensor. It doesn't say that there is a failure inside the O2 sensor. The O2 sensor is probably the problem, though you may also have a MAF problem as well. First is the positively controlled type of circuit. So, there are 4 O2 sensors: Bank 1 sensor 2 is at the bottom of the rear downpipe, and bank 2 sensor 1 is at the bottom of the front downpipe (easily visible when you open the hood). CASE 1: O2S11 voltage numbers spiked to 0. P0136 is Oxygen Sensor Circuit Low Voltage (B1, S2). Unfortunately, this is a pretty common code that stands for oxygen sensor voltage low. 2 Sensor no. Instead of a varying voltage output, the Α/F sensor changes its current (amperage) output in relation to the amount of oxygen in the exhaust stream. 2005 GMC "Casper 2" 2500HD 4wd Xcab SB Duramax 10. As the O2 heater reaches operating temperature, the oxygen sensor responds by switching according to oxygen content of the exhaust surrounding it. 5 Bank 1 Sensor 2" - by Timothy J (Chicago, IL) This resolved code P0138 for a 2011 Rav4 2. This was explained that high-mileage LRs (I have 101k) get an over-sensitive electronic control module and it needs to be recalibrated. Check the O2 Oxygen Sensor Voltage. Or, the downstream oxygen sensor might be labeled Bank 1 Sensor 3 if the engine has two upstream oxygen sensors in the exhaust manifold (some do to more accurately monitor emissions). The O2 Oxygen Sensor Circuit High Voltage Bank 1, Sensor 2 is normally located in the catalytic converter, before the muffler, in the. went inside and looked it up and it said intake manifold o2 sensor. 02 Sensor Circuit High Voltage (Bank 1 Sensor 1) What the P0132 code means When the P0132 trouble code has been stored by the power control module, it is an indication of a problem with the 02. The front heated oxygen sensor (or O2 sensor 1) is placed into the exhaust manifold. This is the second O2 sensor in bank one (the side of the engine with cylinder 1). Remove the underpanel, and it should be right around the bottom of the radiator. P0138 O2 Sensor Circuit High Voltage (Bank 1 Sensor 2) P0139 O2 Sensor Circuit Slow Response (Bank 1 Sensor 2) P0140 O2 Sensor Circuit No Activity Detected (Bank 1 Sensor 2) P0141 O2 Sensor Heater Circuit Malfunction (Bank 1 Sensor 2) * There may be other codes that point to a bad Oxygen Sensor. either it's not plugged in properly, it's damaged/defective/worn out, or something is wrong with its location/position in the exhaust stream, causing a high voltage reading. DTC code P0141 "O2 heater circuit. Making the fuel mixture artificially rich by feeding propane into the intake manifold should cause the sensor to respond almost immediately (within 100 milliseconds) and go to maximum (0. P0158 Description The heated oxygen sensor 2 (HO2S), after three way catalyst (manifold), monitors the oxygen level in the exhaust gas on each bank. That seems to be ok now. In order to achieve the require temperature, a heater element is included inside the heated oxygen. CHECK HARNESS BETWEEN ECM AND REAR OXYGEN SENSOR CONNECTOR. The check engine light will come on and go away after a couple of minutes. Voltage output from the sensor varies from 0. 2) An O2 sensor will cycle between 0. Günter Bauman. In a normal running engine at idle the signal goes from low to high voltage and vice versa about every 1 second, with a transit time from low to high (or vice versa) being about 200-300. 35volts (other 3 sensor data displayed an active wave of voltage between. Key on engine off sensor disconnected should have battery voltage at brown/white wire, lack wire gets grounded by the computer to activate the heater circuit. Bank 1 sensor 2 is located at the back of bank 1. The voltage of the O2 Sensor will fluctuate between 100 and 1,000 millivolts, which is 0. Therefore, in an in-line 4-cylinder engine, the term "Bank 1, Sensor 1" simply refers to the front oxygen sensor. Joined Apr 26, 2009 · 4,391 Posts. Roy 138 P0138 Descriptor O2 Sensor 1/2 Circuit High Probable Causes Bank 1 Sensor 2 Oxygen Sensor (O2S). Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC P0132 A/F / O2 SENSOR CIRCUIT HIGH VOLTAGE BANK 1 SENSOR 1 Dtc p0154 a/f / o2 sensor circuit no activity detected bank 2 sensor 1 DTC DETECTING CONDITION:Immediately at fault recognitionCAUTION:After servicing or replacing faulty parts, perform Clear Memory Mode Clear Memory Mode. TEST 1: Checking The O2 Signal With A Multimeter. The O2 Oxygen Sensor Circuit High Voltage Bank 1, Sensor 2 is normally located in the catalytic converter, before the muffler, in the. 2/1 Oxygen Sensor voltage is greater than the maximum acceptable value for a specific amount of time. Any ideas? Toyota Mechanic: Skyvisions , ASE Certified Technician replied 8 years ago. (Bank 1 would contain cylinder 1 and bank 2 is the opposite bank. Internal resistance too high in O2 sensor 1 Lean condition bank 1 sensor 1 Incorrect airflow detected, SAIS There were a few others relating to voltages but I think that was due to removing/replacing battery, and those codes no longer appear. 21 volts when the ECM has commanded the fuel to a. This is the second O2 sensor in bank one (the side of the engine with cylinder 1). The PCM supplies a voltage of about 450 mV between the HO2S high and low signal circuits. P1138 O2 Sensor Heater Circuit Low Voltage (Bank 1 Sensor 2) P1139 O2 Sensor Heater Circuit High Voltage (Bank 1 Sensor 2) P1140 Mass or Volume Air Flow Circuit Range/Performance Problem P1145 Solenoid Valve Running Losses Control Circuit Electrical P1151 O2 Sensor Heater Circuit Signal Intermittent (Bank 2 Sensor 1) P1152 O2 Sensor Heater. P0138 - O2 Circuit High Voltage (Bank 1, Sensor 2). 7 liter High voltage bank 1 sensor 2 Can someone tell you which sensor that is and where it is located? Bank 1 driver side sensor 2 rear sensor. Well pulling out the old O2 sensor and putting in the new one is pretty simple and straightforward. The normal value for a balanced mixture is about 0. About one week later, the service engine soon light came back on and I got these codes. 086 V) 86 mV Test Enable PE Lean Test •Closed Loop •Power Enrichment mode active •High speed fuel cutoff not active •Related O2 sensor DTCs not active since code clear •Time elapsed since test enable is at least 1 second •The Bank 1 Sensor 1 HO2S voltage measures less than 598 mV. Bank 2 Sensor 1 = O2 sensor located before the catalytic converter, on the side with Cylinder #2. so I pulled the codes, and this time its bringing up P0051 bank 2 sensor 1 heater circuit low, and P0152 bank 2 sensor 1 shorted to voltage/voltage high. txt), PDF File (. Post by jrw100 » 16 Dec 2009, 22:02 I have a 2003 S60 with 128K miles on it. It said voltage should be 3 volts indeed. P0138-O2 SENSOR 1/2 CIRCUIT VOLTAGE TOO HIGH When Monitored: With battery voltage greater than 10. Good evening chaps! yesterday my emissions warning light came on my dashboard, I have done the pedal test which came out with code 0136 which is Oxygen O2 Sensor Circuit Low Voltage (Bank 1, Sensor 2) I have spoken to a garage who has told me (without looking at it) that I need a new sensor, he has quoted me £25 for the sensor and £25 for the labour. Where is bank 1 sensor 2 in a 2010 chevy traverse -. All I want is the VSC function to work again and the lights to go off. Possible Solutions. Oxygen Sensors (O2S) or Heated Oxygen Sensors (HO2S) need to reach a minimum operating temperature of 750 degrees F to produce an accurate voltage signal. Sensor 1 or S1 refers to the sensor before the catalytic converter. emission light is on! I have these codes: P0136 O2 Sensor Circuit High Voltage (Bank 1 Sensor 2) C-32 P0136 O2 Sensor 2 Circuit Voltage Low C-32 P0136 O2 Sensor 2 Open Circuit C-32 P0141 O2 Sensor Heater Circuit High Voltage (Bank 1 Sensor 2) C-31 P0141 O2 Sensor Heater Circuit Low Voltage (Bank 1 Sensor 2) C-31 P0141 O2 Sensor Heater Circuit Open (Bank 1 Sensor 2) C-31 P1616 Wrong Vehicle ID. 5 V (relative to reference Ground (GND)). O2 Sensor Circuit High Voltage (Bank 1 Sensor 3) What the P0144 code means. The Powertrain Control Module (PCM) supplies a voltage of about 450 mV between the HO2S high and low signal circuits. The code it is displaying is P0138 - O2 Sensor High Voltage Bank 1, Sensor 2. 4 6 cyl is sensor 2 before or after converter - chevrolet 2005 equinox question. Only p0420 code. where those two wires attach and go to the sensor check continuity through heater element in the sensor it must have continuity if the sensor is good. If it is stuck high, or close to 1 volt and the voltage doesn't vary, then check for a good ground on both the heater element and the sensor. P0132,P0138,P0152,P0158 - the 4-Wire Oxygen sensor is equipped with a galvanic battery that typically generates a voltage signal between 0. Voorzijde zuurstofsensor Bank 2-harnas is open of kortgesloten ; Front Oxygen Sensor Bank 2 circuit slechte elektrische verbinding Wat betekent dit? Mogelijke symptomen; Engine Light ON (of waarschuwingslampje voor onderhoudsgine spoedig) P2250 Dodge-beschrijving De voorzijde Zuurstof sensor (O2-sensor 1) wordt in het uitlaatspruitstuk. 6 (AVU)): First, a disclaimerThe reader should be aware that I am not a professional and my knowledge of wideband sensors is limited. Vehicle Owners: If you are seeking an automotive repair professional to service your vehicle, visit the iATN Repair Shop Finder. 086 V) 86 mV Test Enable PE Lean Test •Closed Loop •Power Enrichment mode active •High speed fuel cutoff not active •Related O2 sensor DTCs not active since code clear •Time elapsed since test enable is at least 1 second •The Bank 1 Sensor 1 HO2S voltage measures less than 598 mV. Correct, No voltage, but I have voltage on the rear o2 sensor "Red/Yellow wire" at the harness. The P0131 code is low sensor voltage for oxygen sensor bank 1 sensor 1 or improper air fuel ratio. O2 Oxygen Sensor Circuit High Voltage (Bank1, Sensor1) What does that mean? This diagnostic trouble code (DTC) is a generic powertrain code, which means that it applies to OBD-II equipped vehicles. O2 Sensor CKT No Activity (Bank 2 Sensor 1) P0135 O2 Sensor Heater Circuit Malfunction (Bank 1 Sensor 1) P0155 O2 Sensor Heater Circuit Malfunction (Bank 2 Sensor 1) I then changed both of my upstream O2 sensors. Where is bank 1 sensor 2 in a 2010 chevy traverse -. Check the output voltage at the O2 oxygen sensor with a digital voltmeter. 15 volt or lower. I replaced the O2 Sensor after the Cat, Post-cat and no change in the Voltage Reading on that sensor's Live Data. •The Bank 1 Sensor 1 HO2S voltage is less than (0. Thanks for your help , Dieter: December 28, 2011. DTC P2238 Oxygen Sensor Pumping Current Circuit / Low (for A/F sensor) (Bank 1 Sensor 1) DTC P2239 Oxygen Sensor Pumping Current Circuit / High (for A/F sensor) (Bank 1 Sensor 1) CIRCUIT DESCRIPTION HINT: This DTC is related to A/F sensor, although the caption is oxygen sensor. Gunter Bauman for the Robert Bosch GmbH company. P0136 subaru o2 sensor circuit malfunction bank 1 sensor 2. I understand you need a special tool. Dodge Ram P0138: Oxygen Sensor High Voltage (Bank 1 -Sensor 2) February 8, 2019 by Jason P0138 is a common OBDII code that occurs in many vehicles, including the Dodge Ram. A code P0137 may mean that one or more of the following has happened: Faulty o2 sensor Exhaust leak near the rear sensor Plugged catalyst Short to voltage on O2 signal circuit High resistance or. The engine control module (ECM) sees the voltage of the O2 sensor for bank 2 sensor 1 above 1. I'm not really sure what all the bank 1 sensor 2 stuff from the OBDII scan means - there's no reference to anything like that in the shop manual. 48) P0136 - Oxygen Sensor Circuit Malfunction (Bank 1 Sensor 2). I have a'93 Land cruiser VX 4. It detects the amount of oxygen in the exhaust gas compared to the. Oxygen Sensor - Bank 1 Sensor 2. I'm assuming the "high voltage" referred to is in reference to the heater part of the O2 sensor as the actual sensor outputs are very low voltage.
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