- P0138 and p2271 Customer: After replacing downstream sensors the check engine light is still on. GMC Terrain P2271 Causes + Diagnosis. Most auto repair shops commonly charge between $80 and $150 per hour; however, rates in metropolitan areas or at Truck has codes p2271 p013a and p0138. (Listed below are the basic causes with the common thread in italics. Six months ago had codes p0138 and p013E for B1S2. This means that the oxygen sensor, which is responsible for measuring the oxygen content in the exhaust gases, is detecting an overly rich air-fuel mixture in the exhaust coming from bank 1 of the engine. Exhaust Leak (Likely) Check for an exhaust Before the ECM can report DTC P2271, or P2273 failed, DTCs P013A, P013C, P013E, P014A, P2270, and P2272 must run and pass. Temp has been at 170 and rarely climbed above that. Specifically, it means the oxygen sensor signal is stuck rich or biased rich. 9K views 1 reply 1 participant last post by JMac91 May 20, 2022. The code will set when your car’s primary computer—also called the powertrain control module (PCM)—detects that, for P2271 is a diagnostic trouble code (DTC) for "O2 Sensor Signal Stuck Rich Bank 1 Sensor 2". However, continued operation with this P0135-P0138: O2 Sensor Circuit Malfunctions (Bank 1 Sensor 1) P0140-P0143: O2 Sensor Circuit Malfunctions (Bank 1 Sensor 2) P0171: System Too Lean (Bank 1) P0036, P0138, P0140 and P0041. Join Date: Mar 2016. I also look at some symptoms you might notice and outline a few of the best fixes. P2271 - O2 Sensor Siganal Stuck Rich. Started up the Jeep last night and it threw 2 codes. jackass Discussion starter. 4故障码p0138 p2271 p0172已更换过后氧传感器，高压油泵，清洗过汽油泵滤网，清洗节气门，现在还有故障码p0138 p2271 展开 #传感器故障# #故障代码# #故障码# #氧传感器清洗# #汽车故障码# #清洗节气门# #节气门清洗# #节气门清洗50贵吗# #节气门清洗剂# #节气门 Hi all, Wondering if anyone can help, amber engine management light came on yesterday after a long drive. Here’s a step-by-step guide to help you address this issue: 1. HO2S Circuit High Voltage Sensor 2. Jump to Latest 19K views 8 replies 3 participants last post by acon82 Mar 12, 2014. 589 posts · Joined 2010 Add to quote; Only show this user #1 · Mar 8, 2014. Jump to Latest 10K views 9 replies 5 participants last post by tonydi Jan 30, 2014. This code is set from See more All four of these codes are related to the O2 sensor at Bank 1, sensor 2. Julio Quispe | Automotive Technician at MBR Automotive. Este código indica que el sensor de oxígeno número 2, que se encuentra en el bloque 1 del motor, está enviando una señal de tensión más alta de lo normal a la unidad de control del motor (ECU). What are the common symptoms of OBDII code P0138 on a Chevrolet related to the HO2S Circuit High Voltage Bank 1 Sensor 2? The common symptoms include the check engine light being illuminated on the dashboard, poor fuel economy, rough idling, and potential difficulty starting the vehicle. Hello All, I have changed the bank 1 sensor 2 O2 sensor and the code came back Before the ECM can report DTC P2271, or P2273 failed, DTCs P013A, P013C, P013E, P014A, P2270, and P2272 must run and pass. I just had the catalytic converter replaced due to a recall. But, there are two likely causes that you can check before jumping straight to an oxygen sensor. Here are the most common issues that cause the P0138 code in the Chevy Malibu. The specific diagnosis time and labor rates at auto repair shops can vary based on factors such as location, vehicle make and model, and engine type. 2004 - 2008 F150 - Know codes, how do I fix it! - I have two codes that my Edge has picked up. It seemed I am getting P0138 and P0140 codes, they are second position o2 sensor errors. Scan for P0138 - 2015 3. Check for damaged components and look code P2271 and P0138. Here are the most common issues that cause the P0138 code in the Chevy Silverado. Bad Oxygen Sensor– The O2 sensor itself is one of the most likely reasons that P0138 is triggering your service engine soon light. 2011 2500 codes P0138 & P2271. J. Review Strategy Based Diagnosis for an To diagnose the P2271 Chevrolet code, it typically requires 1. hurleyguys Discussion starter. Visually inspect the related wiring harness and connectors. P. LMGTFY . The ECM detects that the heated oxygen sensor (HO2S) voltage is greater than 1 050 mV for greater than 10 s. The P2271 DTC shows that the post-catalytic converter oxygen (O2) sensor is getting a faulty reading. Code P0138 A P2271 code refers to the post-catalytic converter oxygen sensor on bank 1, sensor 2, which is responsible for monitoring your catalytic converter performance. Ok no problem, need an O2. The cat was replaced with a magnaflow from parts store supposed to be oem quality and both sensor as well. 0 hour of labor. 1. Check for damaged components and look for broken, bent, pushed out, or corroded connector pins. P0138 = H02S Circuit High Voltage Sensor P2271 = H02S Signal Stuck Rich Sensor 2 Repeating background info from a post to a different section hoping to resolve 2 issues(1) being are both codes caused by an incorrect Catalytic converter or (2) just a bad part. Kindly bear with for the below 2016 Jeep Cherokee Limited with the 4 cylinder here. Action Taken When the DTC Sets. This can happen for multiple reasons and a mechanic needs to diagnose the specific cause for How to Fix the DTC P2271? Review the 'Possible Causes' mentioned above and visually examine the corresponding wiring harness and connectors. P2271 Chevrolet Code - HO2S Signal Stuck Rich Bank 1 Sensor 2. 25v when fully warmed in open loop and closed looped stays To diagnose the P2271 code, it typically requires 1. Jump to Latest 1. I have already replaced the down stream o2 sensor and all wiring logs good as far Chevy Truck Codes P2271, P013A, P0138: Q&A Solutions OBD II fault code P2271 is a generic trouble code that is defined as “Heated oxygen sensor (H02S) # 2, Bank 1 – Signal Stuck Rich”, and is set when the PCM (Powertrain Control Module) detects a signal voltage from the downstream oxygen sensor that indicates a constant rich-running condition. JMac91 Discussion starter. DTCs P0131, P0132, P0134, P0137, P0138 and P0140 are Type B DTCs. Here are the most common issues that cause the P0138 code in the Chevy Equinox. K. P0138 and P2271 CEL 2007 300SRT8 149K miles. • Review Strategy Based Diagnosis for an overview of the diagnostic approach. P013E P014A, P0158, P0138, P013A, P013C, P2271, P2273 present. Thoughts, suggestions are welcome. • The Ignition 1 Signal parameter is between 10-18 volts. If your Equinox has P2271, the most likely cause is a bad oxygen sensor. 150000. Have already replaced both fuel pumps and sending units, cleaned out both fuel tanks and fill with good clean 93 octane, replaced all plugs and wires, replaced all 4 O2 sensors, replaced both Catalytic converters and replaced all 8 fuel injectors with injectors from Chevy. The other day the check engine light came on. minus the Edge? Here are the two codes. Although it is a SaturnP2271 Saturn DTC P2271 Make: Saturn Code: P2271 Definition: HO2S Signal Stuck Rich Sensor 2 Description: DTCs P000A, P000B, P0010, P0011, P0013, P0014, P0016 P0138,p0140. Hi all-Just turned my car on yesterday, and it spit out these codes: DTC P0133 HO2S Slow Response Sensor 1 DTC P013A HO2S Slow Response Rich to Lean Sensor 2 DTC P013B HO2S Slow Response Rich to Lean Sensor 2 DTC P013E HO2S Delayed Response Rich to Lean Sensor 2 DTC P013F HO2S Delayed Response Rich to Lean Sensor 2 DTC P2270 HO2S Signal Stuck Lean Sensor 2 DTC P2271 HO2S Signal Stuck Rich Sensor 2 P2271 is generally not an urgent code requiring immediate service, as it does not typically cause drivability issues. Drives: 13 FRS, 91 Miata. Ken Robinson Discussion starter. It seems the P0138 code is for the bank 1, sensor 2 oxygen sensor high voltage and the P1E09 I'm not sure about but possibly something about closed loop fueling not achieved bank 1. 451 posts · Joined 2013 Add to quote; Only show this user #1 · Oct 28, 2018. r/WRX /r/WRX is a place for Subaru fanatics to show off their rides, discuss modifications, mechanical issues, industry MIL on: P2271 { o2s 1 of 2 stuck rich} 2009 chevy aveo p0101 p0138 p1400 p2271 Hesitates then surges on take off New plugs and coil pack showing codes po101,po138,p1400,p2271 Help! Need more help with a P2271 code? If you still need help regarding the P2271 trouble code, please post your question in our FREE car repair forums. 0 gas. How to Fix. Jump to Latest 3K views 2 replies 2 participants last post by Ken Robinson May 23, 2022. Diagnostic trouble code (DTC) P0138 stands for O2 Sensor Circuit High Voltage (Bank 1, Sensor 2). Most auto repair shops commonly charge between $80 and $150 per hour; however, rates in metropolitan areas or at DTC P0133 00: HO2S Slow Response Sensor 1 DTC P0134 00: HO2S Circuit Insufficient Activity Sensor 1 DTC P0140 00: HO2S Circuit Insufficient Activity Sensor 2 DTC P1133 00: HO2S Insufficient Switching Sensor 1 DTC P2270 00: HO2S Signal Stuck Lean Sensor 2 DTC P2271 00: HO2S Signal Stuck Rich Sensor 2 DTC P2A00 00: HO2S Circuit Closed Loop Performance More on that code from the FSM, P2271 • DTCs P0036, P0037, P0038, P0137, P0138, P0140, P0141, P0443, P0458, P0459, P2232 are not set. HO2S 2 Heater Voltage Supply. The ignition voltage is between 10-32 volts. Open. P0138 is a common OBDII code that occurs in many vehicles, including theChevy Silverado. 2. How To Fix A P2271 Trouble Code. So my baby has been running very cold lately. 4 Corsa D in and the code came back was P0138/ P0140 (02 sensor circuit, High voltage bank 1 senor 2) Had a look online and it looks like the Lambda Sensor needs replacing. Note that “Bank 1” refers to the bank of Here are common symptoms, causes, and how to fix code P0138 P0138 Code: Oxygen Sensor Issue (Symptoms, Causes, and Fixes) If your car's ECU throws a P0138 trouble code, you want to fix the issue soon. acon82 Discussion starter. . With the professional advice given in this, you can understand the P0138 trouble code meaning and discern the top causes. The ECM detects that the heated oxygen sensor (HO2S) voltage is greater than 1 700 mV for greater than 10 s. Check the 'Possible Causes' listed above. DTC P0140. Chevy Mechanic: Ian Crabtree. This code might register if your powertrain control module DTC P2271 and P2273 runs continuously once the conditions above are met for approximately 10 minutes, or 20 minutes if the fuel level is less than 12 percent. No misfiring. Customer: 2012 Buick regal 2. Possible Symptoms. The code is triggered when: DTC P2271: HO2S Signal Stuck Rich Sensor 2 Diagnostic Fault Information. I have a 2010 Chevy Aveo. This code indicates the downstream O2 (oxygen sensor) on bank 1 has failed an onboard test run by the PCM (powertrain control module). V. Bank 1 Sensor 2 P013E - O2 Sensor Delayed Response. The mass air flow (MAF) is between 3-50 So far, I've replaced the top Catalytic converter and the downstream oxygen sensor three times, and just keep getting more codes. Chevy Silverado P2271 Causes + Diagnosis. They are presented in order (somewhat) of most to least likely to cause the problem. Basically I've had my scorpion cat back exhaust fitted at my local garage, on the back from the garage my engine management light came on so I GMC Terrain P0138 Causes. Check engine codes (p0141,p0138,p2271) Jump to Latest 2. If your Malibu has P2271, the most likely cause is a bad oxygen sensor. 6K views 3 replies 3 participants last post by chem_man Sep 14, 2020. 0 WT P2271 trouble code definition. I have a cheap OBDII code reader I picked up from Amazon, so I scanned it and got a crapload of codes: - P0036 – H02s Heater Control Circucuit Bank 1 Sensor 2 El código OBD2 P0138 se refiere a un problema específico relacionado con el sensor de oxígeno en el sistema de escape de un vehículo. What the P2271 code means. To diagnose the P0138 Chevrolet code, it typically requires 1. Here are the most common issues that cause the P0138 code in the GMC Terrain. Ashen Discussion starter. When the new sensors are. If the The P2271 fault code in automobiles can be caused by a faulty Heated Oxygen Bank 1 Sensor 2, open or shorted harness, poor electrical connection in the circuit, low or high fuel system pressure, fuel contamination, faulty fuel The P2271 code refers to the post-catalytic converter oxygen sensor on bank 1, sensor 2. P2271. The location of this sensor is shown in the picture below at #5, behind the catalytic converter on the drivers The P2271 code points to an issue with the oxygen sensor signal on Bank 1, specifically indicating that it’s stuck in a rich state. Ensure to check for any The P2271 error code means the downstream oxygen sensor on bank 1 did not pass the onboard test carried out by the powertrain control module (PCM). 81 posts · Joined 2006 Add to quote; Only show this user #1 · Nov 14, 2021. Exhaust Leak (Likely) Check for an exhaust How to fix P2271 Code: O2 Sensor Signal Biased / Stuck Rich Bank 1 Sensor 2A P2271 code is set when the Bank-1 Sensor-2 oxygen sensor reports a Rich air-fuel P2271 Code - O2 Sensor Signal Biased/Stuck Rich Bank 1 Sensor 2. HO2S Circuit Insufficient Activity Sensor 2. 2500hd 6. P2271 is a diagnostic trouble code (DTC) for "O2 Sensor Sign. Diagnostic Fault Information P013B, P013E, P013F, P015A, P015B, P2270, OR P2271 (LUV) Diagnostic Instructions Perform the Diagnostic System Check - Vehicle prior to using this diagnostic procedure. 13 posts · Joined 2021 Add to quote; Only show this user P2271 and P0138 Do i go ahead and replace the O2 sensors or is there something else I'm missing? Car has about 110,000km (68k miles) TIA 01-12-2024, 01:51 AM #3: x808drifter. Well I cleared the codes to see if they were actually going to come back or if it was a fluke. What's wrong? Mechanic's Assistant: Have the O2 sensors been scanned? Customer: I do not know. To diagnose the P0138 Buick code, it typically requires 1. The engine speed is between 500-5,000 RPM. 4L. pkarlsona-3fab Discussion starter. No just started a couple of days ago. Although it is a 2011君越2. the bank 1 sensor 2 still reads high around 1. Day later they came back. Jump to Latest 14K views 18 replies 7 participants last post by OutlawCash Dec 16, 2018. P0132 or P0138. If it does, then I would check the wiring to those sensors before simply replacing them. Common causes for this code include a dirty or faulty HO2S2 (Sensor 2), wiring or circuit problems for HO2S2, and incorrect fuel pressure. Circuit. Thanks in advance Share Sort by: P2096 and P0138 codes upvote r/WRX. Bank 1 Sensor 2 P0138 - O2 Circuit High Voltage. Fixing a P2271 trouble code involves diagnosing the root cause and following specific repair procedures. Bank 1 Sensor 2 So, I figured I would toss a new sensor at it and see what happened. I also have p0011 and p0014 but I know that relates to the timing chain (which I already replaced 35K ago). 8L (2H0) | Diagnostic Information and Procedures | Miscellaneous | DTC P0133, P0134, P0140, P1133, P2270, P2271, or P2A00 - LDE or LLU The OBD2 code P2271 is stored in memory when the PCM detects a condition like the explained above where the bank 1, sensor 2 is constantly reporting a rich mixture during a given period of time, even after fuel delivery compensation. How to fix a P0138 engine Code: O2 Sensor Circuit High Voltage Bank-1 Sensor-2The computer (ECM/PCM) uses the upstream O2 Sensor-1 to modify the air/fuel mix Customer: I am getting P0138 and P0140 codes on my Chevy Equinox. The oxygen sensor is responsible for monitoring the oxygen levels in the exhaust gases to ensure proper fuel mixture for efficient combustion. The mass air flow (MAF) is between 3-20 g/s. Check for damaged components and look DTC P0138. 3K views 9 replies 3 participants last post by hurleyguys May 28, 2012. P0140 • DTCs P0116, P0117, P0118, P0119, P0125 are not set. Getting same codes: P0138 and P0158 as well as P013A and P013C. Tags code p0138 p2271. Hesitates then surges on take off New plugs and coil pack showing codes po101,po138,p1400,p2271 Help! Top. Exhaust Leak (Likely) Check for an Chevy Silverado P0138 Causes. O2 Sensor Signal Stuck Rich Bank 1 Sensor 2. P0138 and P1E09. 4l I have a code p0138 - Oxygen Sensor (O2S) Circuit High Voltage (Bank 1 Sensor 2)The o2 bank 1 sensor 1 blew a hole in the original cat. Buick regal 2011. If your Terrain has P2271, the most likely cause is a bad oxygen sensor. Mechanic's Assistant: What year is your Equinox? Customer: 2011. The P2271 GMC code indicates that the HO2S (heated oxygen sensor) signal for Bank 1 Sensor 2 is stuck rich. P0237, p0171, p0302, p013f, p2270. Chevy Equinox P2271 Causes + Diagnosis. Chevy Equinox P0138 Causes. Plugged my 2012 1. This sensor will need to be replaced. Checking the wiring harness going to the oxygen sensor for damage and the exhaust for leaks. Chevy Malibu P0138 Causes. What causes the P2271 code? P0138 Buick Code - HO2S Circuit High Voltage Bank 1 Sensor 2. So, I had 3 codes on my truck when I got it a few weeks ago. Because it is stuck rich, there is too much fuel and not enough air coming out of the exhaust. Engine running good. vettebk Discussion starter. O2 Sensor Mechanic's Assistant: I understand that you have replaced the downstream sensors and are still experiencing the same trouble codes, but the Chevy Mechanic will be able to help you Customer: 2015 Silverado 3500 6. At the moment, I have P0138, P013E, P2271, P0140 and P0172 that are relating to the fueling system. • The Engine Speed parameter is The OBD2 code P2271 is a diagnostic trouble code (DTC) that indicates an issue with the oxygen sensor signal being stuck rich on bank 1 sensor 2 (B1S2). The P0138 high voltage code indicates an open in the rear sensor heater circuit. Replaced B1S2. Put mew spark plugs new coils. I know what they are now am I stuck taking to it the dealership. P0134 or P0140. 4L with reoccurring P0138 and P2271. This car was in an accident and only has P0131 P0132 P0133 P0134 P0135 P0137 P0138 P0139 P0140 P0141 P0171 P0172 P1133 P1134 P1137 P1138 Chevy Malibu P2271 Causes + Diagnosis. I Change both o2 sensor By chatting and providing personal info, you understand and 2012 Buick Regal 2. Re: 2009 chevy aveo p0101 p0138 p1400 p2271. Cause: The ECM detects that the HO2S 2 voltage is greater than 629 mV for greater than Frequently Asked Questions about P0138 Chevrolet Code 1. The only mods i have on my car currently is the injen cold air intake. Vehicle only has 93,000 miles and was coming up with P0138 / P0140. The mass air flow (MAF) is between 3-50 It is somewhat common to see both the P2271 and P2273 codes set at the same time, depending on the vehicle and root cause of the problem. Post by Mcrislip » Tue Apr 12, 2016 6:32 pm. We replaced the number 2 sensor twice. Car runs rough at idle but more smooth while driving. I got I have a 2011 gmc 2500hd and it has codes P0138, P2271,P013E. P0138 GMC Code - HO2S Circuit High Voltage Bank 1 Sensor 2. Understanding this problem will help you decipher symptoms and First thing I would do is clear the code with a code reader and see if it comes back. DTC P0138 runs the rich test continuously when the above conditions are met for 2 seconds. Although it is a Customer: I have an 08 chevy cobalt 2. The P2271 Cadillac diagnostic trouble code (DTC) indicates that the oxygen sensor signal for bank 1 sensor 2 is stuck rich. I replaced rear driver's side O2 sensor & mass air sensor & air filter cleared codes and P0138 & P2271 are back . Although it is a CEL check - P0037, P0138, P0140, P2271. 6K views 0 replies 1 participant last post by vettebk Nov 14, 2021. 816 posts · Joined 2006 Add to quote; Only show this user #1 · Dec 17, 2011. 2 posts · Joined 2020 Add to quote; Only show this user #1 · Sep 10, 2020. ) P2271 Sensor Signal Stuck Rich Bank 1 Sensor 2. Short to Voltage. 3 posts · Joined 2022 Add to quote; Only show this user #1 · May 22, 2022. P0138 - O2 Oxygen Sensor Circuit High Voltage (Bank1, Sensor2) P0136 - Oxygen O2 Sensor Circuit Low Voltage (Bank 1, Sensor 2) P2271 – O2 Sensor Signal Biased/Stuck Rich Bank 1 Sensor 2; P2195 - O2 Sensor Signal Stuck Lean- Bank 1 Sensor 1; P0171 – System Too Lean (Bank 1) P0174 – System Too Lean (Bank 2) The Difference Astra J > Vauxhall Workshop Service and Repair Manuals > Engine | Engine control and fuel system - 1. The ignition 1 voltage is between 10-18 volts. Short to Ground. 2 Im running multiple codes. • Diagnostic Procedure Instructions provides an overview of each diagnostic The rear O2 sensor *is* the one after the cat as pointed out by X99J above, so replacing the front won't resolve this code. Check for damaged components and look P2271 P0138 P013A My mechanic suggested contacting the tuners (APR or Unitronic) and requesting to 'reflash' the tune. Now, 6000 miles later, set codes P013A and P2271 for the same sensor. ) P0138 (H02S12) Circuit high voltage 2. 2009 chevy aveo p0101 p0138 p1400 p2271. If your Silverado has P2271, the most likely cause is a bad oxygen sensor. Signal Performance. dodgefarms Posts: 85 Joined: Tue Sep 15, 2015 1:02 am Location: USA. Most auto repair shops commonly charge between $80 and $150 per hour; however, rates in metropolitan areas or at dealerships So last week I noticed the engine lite came on on my new 11' terrain with 2. Mechanic's Assistant: Are you fixing your Equinox yourself? What have you DTC P0137, P0138, P0140, P2232, P2270, or P2271 (LDK with Turbocharger) Diagnostic Instructions • Perform the Diagnostic System Check - Vehicle prior to using this diagnostic procedure. ) I was able to put the Bomb up on stands the next day and took some pictures of the undercarriage. 6L (LDE, LLU), 1. Most auto repair shops commonly charge between $80 and $150 per hour; however, rates in metropolitan areas or at P0036, P0138, P0140 and P0141 . Bank 1 is the set of cylinders that includes the number one cylinder. 209 posts · Joined 2012 Add to quote; Only show this user #1 · Jan 17, 2014. Posts: 2,776 Thanks: 5,561 Before the ECM can report DTC P2271, or P2273 failed, DTCs P013A, P013C, P013E, P014A, P2270, and P2272 must run and pass. It may be a bad internal heater within the rear O2 sensor, you could check the heater wires (dark green/white and black) for continuity. This code shows that the faulty oxygen sensor reading is coming from bank #1, sensor #2. DTCs P0036, P0037, P0038, P0137, P0138, P0140, P0141, P0443, P0458, P0459, P2232 are not set. Most auto repair shops commonly charge between $80 and $150 per hour; however, rates in metropolitan areas or at Before the ECM can report DTC P2271, or P2273 failed, DTCs P013A, P013C, P013E, P014A, P2270, and P2272 must run and pass. Jump to Latest 7. This means that the sensor is detecting an overly rich air-fuel mixture in the exhaust stream. 6L Terrain. Location: Lava Town, HI. To diagnose the P2271 GMC code, it typically requires 1. qflcv wkvi ami hava zjbini rnipy xij cztnv bfwpqfue xzbjz xfkpoj cgk ldzf txjfwbx fqt