370z p0139. CHECK HO2S2 INPUT SIGNAL CIRCUIT FOR OPEN AND SHORT1.

370z p0139 99 Z1 370Z Aluminum W-Brace All Sale Items $299. 4. html Repair Information for P0139 code. Bank 1 is the side of the engine that contains the #1 cylinder. P0138 O2 Sensor Circuit High Voltage (Bank 1, Sensor 2 | symptoms | Causes | location | solutions#P0138#o2sensor #malfunction #circuit #bank1 #sensor2#location Mar 8, 2019 · P0139 is a common OBDII code that occurs in many vehicles, including the Honda Accord. " This means that the engine control module (ECM) has detected an imbalance in the air-fuel mixture when the vehicle is off idle. May 21, 2007 · Nissan Forums is the go to place to talk about your favorite Nissan model, including the Rogue, Maxima, Altima and even sports cars like the 370Z and 200SX. Bank 1 Sensor 2 is found towards the back of the catalytic converter. The Oxygen sensors are responsible for helping the ECM meter oxygen levels in the exhaust, and helping to Translation Help, South Poland Krakow Area Neilp replied to Neilp 's topic in Off Topic Discussion Pm en route December 17, 2013 24 replies Top 4 Reasons Why You Replaced O2 Sensor and Still Have Code The most common codes that people will see in this particular situation are P0134, 0138, and 0139, though you are probably seeing P0420. May 15, 2025 · The diagnostic trouble code P0139 stands for “O2 Sensor Circuit Slow Response (Bank 1, Sensor 2). In general, replacing an oxygen sensor can cost between $100 and $250 for the part, with additional labor costs ranging from $50 to $150. Read the full article below to know what it means, how to fix it, and what other codes may show related to it. May 21, 2024 · The P0139 trouble code technically means "O2 Sensor Circuit Slow Response (Bank 1, Sensor 2)". Jul 7, 2017 · I received these codes out of the blue, luckily after my corolla came back from the auto body shop, They said it was the downstream o2s and changed it for free. This robs the PCM of vital data, hampering performance and economy. Sep 20, 2016 · We recommend Torque Pro Table of Contents What Does Code P0136 Mean? What are the common causes of code P0136 ? What are the symptoms of code P0136 ? How do you troubleshoot code P0136 ? Codes Related to P0136 Get Help with P0136 What Does Code P0136 Mean? OBD II fault code P0136 is defined as “Oxygen Sensor Circuit Malfunction (Bank I Sensor 2)”, and is set when the PCM (Powertrain Jun 9, 2025 · Modern vehicles rely on sensors like oxygen sensors to optimize how things run. COM - Nissan 350Z and 370Z Forum Discussion > 350Z Tech Area > Maintenance & Repair PDA View Full Version : Maintenance & Repair Z1 370Z / G37 Rear Knuckle Monoball Bushing Set All Sale Items $299. This sensor is responsible for monitoring the oxygen content in the exhaust gases after they have passed through the catalytic converter. Aug 23, 2024 · The P0139 code in Honda vehicles indicates a slow response time from the oxygen sensor. We'll show you what it means and how to deal with it. Essentially the same as P0136 and P0137, a P0131 Mar 3, 2022 · Check engine light code P0138 means O2 Sensor Circuit High Voltage (Bank 1, Sensor 2). ” Here’s what that means: Jun 5, 2024 · Diagnostic trouble code (DTC) P0158 stands for “O2 Sensor Circuit High Voltage (Bank 2, Sensor 2). Sep 6, 2024 · The cost of repairing a P0171 code on a Nissan vehicle can vary depending on the specific cause of the issue. The cost to repair a P0139 code can vary depending on the specific cause of the issue. Read on to learn more about the P0037 code, what specifically causes it, how serious it is, and how to get the issue resolved. Anyone had experience getting this sorted out? Faulty O2 sensor or could it be something more sinister? Cheers Tony stuborn misfire, running lean bank1 hi, i have a 54xxx km 2018 370z 6mt in my shop stillen gen3 intake motordyne test pipes uprev tuned car started sudenly heating getting out of timmies and cel came up, inspect and advise i scanned tge car and got a p0102 (maf sensor low voltage) changed the maf and problem was solved. Jan 26, 2025 · What does the P0139 code mean? The P0139 code is a diagnostic trouble code (DTC) that indicates an issue with the oxygen sensor circuit. The voltage must register below 1. What Does the Engine Code P0139 Mean? Character "P" in the first position of Diagnostic Trouble Code (DTC) represents the powertrain system (engine and transmission), "0" in the second position means that this is a generic OBD-II (OBD2) DTC. Learn what Heated Oxygen Sensor Circuit Low Voltage Bank 1 Sensor 2 means, location and how to repair. These codes do not point out to a specific issue but they can help hint at the root cause of the issue. com Oct 27, 2023 · Today’s computer-controlled engines rely on oxygen sensor feedback to optimize combustion. When your vehicle’s ECU detects that the voltage output from this sensor is exceeding manufacturer specifications, it triggers this code. Thank you. This sensor plays a crucial role in monitoring exhaust gases and ensuring optimal fuel efficiency. Read on for more. Aug 19, 2024 · How to repair P0037 Nissan — HO2S12 Heater Control Circuit Low Sep 17, 2023 · The check engine light can be a source of anxiety for vehicle owners. com/) - (http://www. A high voltage reading from this sensor can indicate a rich air-fuel mixture in the engine, which can lead to decreased fuel May 31, 2024 · The P0139 code stands for “O2 Sensor Circuit Slow Response (Bank 1, Sensor 2)”, which means there’s an issue with the signal from the rear oxygen (O2) sensor on bank 1. The oxygen sensor’s voltage was too low for at least two minutes, which is why the code was set. Throttle response seems excellent once it is warmed up, though the idle can be a little rough it is nothing that say a novice would probably even notice. Jan 7, 2013 · P0139 Rear O2S, Bank 1 Response Monitoring P0140 Rear O2S, Bank 1 High Voltage P0141 Rear H02S Heater, Bank 1 P0144 O2 Sensor Heather P0150 Closed Loop, Bank 2 Or Front O2S, Bank 2 P0151 Front O2 Sensor, Bank 2 Lean Shift Monitoring P0152 Front O2 Sensor, Bank 2 Rich Shift Monitoring P0153 Front O2 Sensor, Bank 2 Response Monitoring P0131 Oxygen Sensor Circuit Low Voltage (B1S1) Technical Description Oxygen O2 Sensor Circuit Low Voltage (Bank 1, Sensor 1) What does that mean? This diagnostic trouble code (DTC) is a generic powertrain code, which means that it applies to OBD-II equipped vehicles. P0139, P0159 HO2S2< COMPONENT DIAGNOSIS > [VQ37VHR]P0139, P0159 HO2S2DescriptionThe heated oxygen sensor 2, after three way catalyst 1, monitors theoxygen level in the exhaust gas on each bank. This involves the rear oxygen sensor on the driver May 3, 2015 · P0138,P0139 Diagnosis from Hell Part 1 Schrodingers Box 288K subscribers Subscribed How to fix P0139 Code: O2 Sensor Circuit Slow Response (Bank 1, Sensor 2) Possible Causes of a P0139 Code Faulty O2 Sensor Bank-1 Sensor-2 Wiring - Open Short - Blown Fuse Exhaust Leak How To Test May 15, 2023 · Hi everyone, today I got these codes (P0138 and P0158) on my ‘04 Maxima. (http://www. Sep 20, 2016 · We recommend Torque Pro Table of Contents What Does Code P0139 Mean? What are the common causes of code P0139 ? What are the symptoms of code P0139 ? How do you troubleshoot code P0139 ? Codes Related to P0139 Get Help with P0139 What Does Code P0139 Mean? OBD II fault code P0139 is defined as “Oxygen Sensor Slow Reponse (Bank I Sensor 2)”, and is set when the PCM (Powertrain Control Jul 9, 2006 · P0138 & P0139 Codes Jump to Latest 15K views 2 replies 2 participants last post by Gent4157 Jul 10, 2006 G (http://www. Get tips to improve fuel economy fast. Specifically, we're dealing with sensor 2, which is located after the c Apr 23, 2009 · just got my service engine light, and pulled p0057- H02Sensor Bank2, Sensor2 Heater Circuit Low Can anybody tell me WHERE this sensor is and/or what a replacement part # is so i can replace it 2003 Qx4 thanks!! What does this mean? OBD2 Code P0139 Nissan definition: This involves the rear oxygen sensor on the driver’s side. 99 Z1 '09-'12 370Z Full Lip Kit All Sale Items $450. (von 12!!) die Minute begann mit dem erklärten Thema!! Serega Zhrebin Error codes p0138 p0139 p0158 in 350Z General October 9, 2022 · Edited October 9, 2022 by lct Also the stock suspension makes the car move about a bit at high speed, so really depends on what you want from the car but I would definitely think about it. We have 212 Nissan Z 370Z vehicles for sale that are reported accident free, 41 1-Owner cars, and 370 personal use cars. This article looks at the common causes of a P0157 code, how serious it is, and how to correctly troubleshoot and fix the issue. When you identify that your ECU is displaying May 18, 2023 · 🔴 ¡Descubre todo sobre el código de avería P0139! En este video, exploraremos la descripción, los síntomas, las causas y las soluciones para resolver este p P0139: Oxygen Sensor Circuit Slow Response (Bank1, Sensor2) Is your scanner showing P0139? No worries. This points to an oxygen sensor heater control circuit. Bad grounding heats up the N-channel transistors inside COP coils and causes "warts" and eventual failures. 0l v6 in my 07 mustang with an older 4. A place for all 370Z enthusiasts to come together and discuss their love for the most important letter in the alphabet. Feb 12, 2023 · What Does the P0137 Code Mean? The P0137 code indicates there’s a fault with the second oxygen sensor located on Bank 1. Nov 2, 2023 · The code P0057: Heated Oxygen Sensor (HO2S) Heater Circuit Low Voltage Bank 2 Sensor 2 indicates a fault in the vehicle's oxygen sensor heater circuit, Read the latest magazines about P0138, P0158 HO2S2< COMPO and discover magazines on Yumpu. The time now is 08:40 PM. com Feb 6, 2010 · After researching for a week or so I haven't really found a definitive answer for the p0171 code (lean bank 1). You'll Find Nissan 370z (Z34) specs, Engine (VQ37VHR) info, Pictures, Videos, Reviews, Test drives -- All in ONE Place The370z. Here's exactly what you need to do to fix it. I looked up a bunch of cases to help you decide how to fix your issue and see what would a real mechanic do to solve it. com Sep 16, 2015 · Been a while since iv posted but just wanted to double check something I have the above codes thrown up. Sep 17, 2023 · The check engine light can be a source of anxiety for vehicle owners. Also includes links to relevant forum topics on the code. When a whole rack of coils fail one after another, it's almost always a ground fault causing the issue. Dec 20, 2024 · What does the P0139 Oxygen Sensor Circuit Slow Response (Bank 1, Sensor 2) mean? P0139 code gets triggered when the Engine Control Module detects that the voltage from the oxygen sensor —also known as the air-fuel ratio sensor —is slower than expected. Is the inspection result normal?YES >> GO TO 4. Fix Engine Code P0139 Easy DIY Method A | Fuel Injectors (1) Inspect the Leaking Fuel Injectors (2) Remove All the Fuel Injectors (3) Dip Them All in Gasoline (4) Reinstall the New Fuel Injectors Duplicating the P0139 Code is very important, as you don’t want to suspect other potential problems too early in the investigation. Nissan OBD-II Diagnostic Trouble Code (DTC) P0139 Related TSBs Oct 27, 2023 · Today’s computer-controlled engines rely on oxygen sensor feedback to optimize combustion. Since then i get limp mode and a bunch of error codes, p0102, p0108 Nissan 370Z (2008-on) DTCs Engine DTC List Code Description P0011 Intake valve timing control performance (bank 1) P0021 Wie man den Nissan 370Z P0139-Fehler behebt?Es ist schwer für einen Menschen zu sprechen, aber er spricht immer noch! er redet, er redet, er redet, er schleppt sich. Jul 10, 2025 · Learn what triggers the P0139 code, how to locate Bank 1 Sensor 2, and how to fix slow O2 sensor response errors. 含氧感知器 (又稱含氧感測器、涵氧偵測器、氧氣感測器oxygen sensor)功能是為了使三元觸媒轉化器 (catalyst converter)有良好的工作環境與最佳的轉化效率， 燃油的混合比就必須在最佳的比例 ( 14. This code sets when HO2 Sensor voltage is greater than 999 mV for more than Jan 29, 2024 · The Check Engine Light can come on for almost any reason related to the engine, drivetrain, emissions, etc. Heater circuit low code Dec 2, 2009 · Hey guys, I'm currently getting the CEL light come on. or perhaps the ecu is slowly adjusting itself to these new Step by step instructions. ” This means the O2 sensor 2 has been emitting a voltage signal above its normal range for a certain amount of time. Symptoms of the P0158 code include an Aug 23, 2019 · Nissan 370Z DTC ListBy Brandyn Mowat Apr 24, 2016 · Nissan Forums is the go to place to talk about your favorite Nissan model, including the Rogue, Maxima, Altima and even sports cars like the 370Z and 200SX. Specifically, it points to a slow response from Bank 1 Sensor 2. I have only p0400 & p0138 code by Autozone reader. This component is essential for monitoring exhaust gases, ensuring your engine operates efficiently and minimizes harmful emissions. Jul 21, 2006 · Re: Codes p0138 and p0139, ecm reprogram ? (kenko95) Post by fanedandu » Sun Jul 23, 2006 7:11 am same scenario happends to me but with 4 pins Bosch spark plugs after 2 mos. Apr 2, 2024 · so i changed my 4. Causes Possible causes of OBD code P0138 Nissan A code P0138 Nissan may mean that one or more of the following has happened: Faulty O2 sensor Short to battery voltage in O2 sensor signal circuit High fuel pressure (not as likely) Feb 1, 2025 · P0037 code indicates a problem with the Heated Oxygen Sensor (HO2S) Heater Control Circuit. 0l v6 from a 05 mustang. Every used car for sale comes with a free CARFAX Report. Learn what HO2S12 Circuit High Voltage means, location and how to repair. Mar 10, 2019 · P0139 is a common OBDII code that occurs in many vehicles, including the Mazda 3. The high voltage reading suggests that the sensor is detecting an excessive amount of oxygen in the exhaust, potentially indicating a lean Aug 23, 2019 · Nissan 370Z DTC ListBy Brandyn Mowat Aug 30, 2024 · The P0138 diagnostic trouble code indicates that the O2 sensor circuit for bank 1 sensor 2 is registering a high voltage condition. How to Reset 370z Maintenance Intervals in Settings Post 3243076 - World's Largest Nissan 370Z Enthusiast Forums. Find the best Nissan Z 370Z for sale near you. CHECK HO2S2 INPUT SIGNAL CIRCUIT FOR OPEN AND SHORT1. Read on to learn what exactly causes it, how driveability is affected, and how to fix it (the right way). The misfire was gone, until 2-3 weeks later. Find out how to fix it in this article! Getting these repeatedly anyone any idea? I am guessing it's unlikely to be the sensors themselves as its on both banks? Car seems to be running fine, no rough idle or noticeably reduced fuel economy. In this article, I will explain what this code means, what causes it, and how to fix the The P0139 Nissan code is set when the Engine Control Module (ECM) detects that the rear O2 sensor takes more time to respond between rich and lean than the specified time. The Oxygen sensors are responsible for helping the ECM meter oxygen levels in the exhaust, and helping to What is OBD-II Code P0138 – O2 Sensor Circuit High Voltage Bank 1 Sensor 2? As a mechanic, one of the most common diagnostic trouble codes (DTCs) that I come across is OBD-II Code P0138. Car smells strongly like fuel Car also sometimes struggles to start (video in comment) I have a couple of CELS on p0102 maf sensor low voltage bank1 p0138 hO2sens_bank1 p0158 hO2sens_bank2 p0130 a/fsens_bank1 p0171 fuel sys lean bank1 Computer seems to always Detailed information on troubleshooting and repairing a P0158 DTC code which refers to a high voltage in the number 2 O2 sensor circuit on bank 2. Typically, replacing an oxygen sensor can cost between $200 to $300, cleaning or replacing fuel injectors can range from $50 to $150 per injector, and diagnosing and fixing vacuum leaks can be around $100 to $200. Search over 700 listings to find the best local deals. Here are a couple of the parts to take a look at so that you can perform the diagnosis Sep 7, 2024 · The P0137 code indicates a problem with the O2 (oxygen) sensor circuit, specifically a low voltage reading from Bank 1 Sensor 2. But when a sensor malfunctions, cryptic codes like P0037 get logged by the ECM or PCM. See this post for how to do voltage-drop Aug 1, 2020 · Hello all, So I have had this misfire for around 3 months, at first when it appeared I went for spark plugs since they're cheap and it's been more than 2 years since I bought the car without spark plugs service. 5. How to Reset 370z Maintenance Intervals in Settings Oct 29, 2021 · If one coil was bad for sure, then the first thing you should do is a voltage-drop test on your block ground and the individual coil grounds. The OBD-II Code P0139 – O2 Sensor Circuit Slow Response Bank 1 Sensor 2 is a common issue for many vehicles. Oct 10, 2023 · Code P0139 indicates an issue with one of your vehicle’s O2 sensors. the370z. I read coolant temperature sensors can throw these codes but doesn't seem like a common fault on Zs? I've The P0138 code indicates high voltage in the O2 sensor circuit. Dec 17, 2013 · Just re-watched the video and it seems I am getting P0138 and P0158. Some common symptoms related to the P0139 code include an illuminated check engine light and a failed emissions test. ” It’s triggered when the powertrain control module (PCM) detects a defective or malfunctioning post-catalyst O2 sensor. Although generic, the specific repair steps may vary depending on make/model. The P0138 code indicates high voltage in the O2 sensor circuit. CHECK HEATED OXYGEN SENSOR 2-IIICheck the voltage between ECM harness Repair Information for P0137 Nissan code. This is one of the most frequent OBD2 trouble codes. Browse through 21 models of Nissan available on site now. For the P0139 Code, you should try to follow these steps: Check to see if the throttle may be stuck open. I am not sure why I would be getting these codes. The HO2S is responsible for monitoring the oxygen content in the exhaust gases and providing feedback to the engine control module (ECM) to adjust the air-fuel mixture for optimal combustion. com website where in the private forums the mechanics seek advice from other mechanics. Managed to suss out that the faulty code was P0158 which relates to Bank-2 02 sensor. Mar 1, 2017 · Replacing steering rack lct replied to lct 's topic in 350Z General Ok thanks mate August 30, 2024 4 replies Jun 15, 2024 · Diagnostic trouble code (DTC) P0160 stands for “O2 Sensor Circuit No Activity Detected (Bank 2 Sensor 2). The P0139 code for Honda vehicles indicates a slow response from the Secondary Heated Oxygen Sensor 2 (HO2S2). In most cases, it's the sign of a bad downstream oxygen sensor. The P0137 code for Nissan vehicles indicates an issue with the Heated Oxygen Sensor (HO2S) circuit for Bank 1 Sensor 2, specifically a low voltage reading. This diagnostic trouble code (DTC) reveals issues with the oxygen sensor’s efficiency. Oct 30, 2023 · The code P0137: O2 Sensor Circuit Low Voltage (Bank 1, Sensor 2) points out a fault in the oxygen sensor located after the catalytic converter, and most Video explains it all pretty much. Here’s what to know about this specific code. O2 sensors play a critical role in the engine management system, assisting Make: Nissan Code: P0139 Definition: Oxygen Sensor Circuit Slow Response (Bank 1 Sensor 2) Description: Monitor runs whenever following DTCs not stored: P0016 (VVT System - Misalignment) P0031, P0032, P101D (Air Fuel Ratio Sensor Heater) P0037, P0038, P102D (Heated Oxygen Sensor Heater) P2195, P2196, P2237, P2238, P2239, P2252, P2253, P2A00 (Air Fuel Ratio Sensor) P0102, P0103 (Mass Air Flow Mar 1, 2025 · Avoid costly repairs and decreased fuel efficiency by diagnosing the root cause of the P0137 code, a low voltage reading from Bank 1 Sensor 2. Common mistakes Mistakes can and do happen when trying to diagnose OBD-II Codes. Specifically, it pertains to Bank 1 Sensor 2 of your vehicle's exhaust system. Also check harness for short to ground and short to power. See Also: Bank 1 vs Bank 2 A place for all 370Z enthusiasts to come together and discuss their love for the most important letter in the alphabet. your choices are replace the o2s s1 bank 2, again or the ecm, well my cousin is a mechanic Aug 19, 2024 · How to repair P0037 Nissan — HO2S12 Heater Control Circuit Low Oct 30, 2023 · The code P0037: HO2S Heater Control Circuit Low (Bank 1 Sensor 2) points out a fault in the oxygen sensor heater circuit, and most likely is caused by a P0139 (heated oxygen sensor 2 (B1) circuit slow response) P0159 (heated oxygen sensor 2 (B2) circuit slow response) How to fix a P2096 Code: Post Catalyst Fuel Trim System Too Lean (Bank 1)A Lean Condition is when too much air compared to gas is going into the cylinders. 49 Z1 370Z / G37 Ultimate R200 Differential Parts Kit All Sale Items $1946. Oxygen sensors play a critical role in Aug 18, 2024 · The P0138 code for Toyota vehicles indicates an issue with the Oxygen Sensor Circuit High Voltage for Bank 1 Sensor 2. The O2 sensor helps the engine control module (ECM) adjust the air-fuel mixture to optimize combustion and reduce emissions. Definition O2 Sensor Circuit High Voltage (Bank 1, Sensor 2) Meaning Your vehicle Engine Control Module (ECM) stores a P0138 when it detects the O2 sensor for Bank 1, Sensor 2 fails a voltage test. Oct 9, 2022 · Getting these repeatedly anyone any idea? I am guessing it's unlikely to be the sensors themselves as its on both banks? Car seems to be running fine, no rough idle or noticeably reduced fuel economy. a week later the same codes came back. DTC P0157 indicates an issue with the power supply to a specific O2 sensor. That’s why it’s so important to scan for any stored trouble codes. So I imagine that would throw out a faulty sensor as both wouldn't go at the same time. Oct 31, 2023 · When your check engine light comes on, it can mean anything from a loose sensor connection to a catastrophic engine issue, and everything in between. No answers to your questions yet. This code indicates the engine air fuel ratio is not being adjusted by the oxygen sensor signal or the ECM as expected to do so, or not adjusted as often as expected to do so once the engine is warmed or under normal engine use. Find out the most popular Nissan fault codes along with what they mean. com/engine-drivetrain/86298-code-p0138-o2-sensor-hfcs-dead. I had 2 sensors replaced back in January. It’s meant to output a signal Discover common causes & fixes for the P0136 code in cars, including O2 sensor issues & ECM solutions, to restore fuel economy & performance. Save $6,286 on a Nissan 370Z NISMO near you. This code represents an issue in the oxygen sensor circuit for Bank 1, Sensor 2, resulting in high voltage readings. This typically signifies that the sensor is malfunctioning and may need replacement. The actual symptoms of this code are presently rough cold starting. . Let’s go over the common causes of a P0139 code, how serious it really is, and show you the diagnostic steps to take to confirm sensor failure. I have decats fitted with 02 extended spacers, usually only the p0138 code throws up and I just erase codes with my reader but yesterday it pulled up the above 3codes. This sensor is located downstream of the catalytic converter and is responsible for monitoring the oxygen content in the exhaust gases. Cleaned the maf sensor tried some catalytic converter cleaner fuel additive snake oil. In simpler terms, this means that the ECM is receiving a signal from the sensor that exceeds normal operating parameters. Overall, the total repair cost could range from $300 to $800, including Post 3243076 - World's Largest Nissan 370Z Enthusiast Forums. P0139 Oxygen Sensor Circuit Slow Response (B1S2) Technical Description Oxygen Sensor Circuit Slow Response (Bank1, Sensor2) What does that mean? This diagnostic trouble code (DTC) is a generic powertrain code, which means that it applies to OBD-II equipped vehicles. See Also: Bank 1 vs Bank 2 A lean condition is when your vehicle isn’t injecting enough fuel into the air-fuel mixture. We analyze millions of used cars daily. He gets home, no problems, goes to take a joy ride it throws these two codes Could I have screwd up the rear 02 sensor. All times are GMT -5. Jun 14, 2020 · Repair Information for P0138 Nissan code. Ho2S 2 signal is less active than signal produced by front oxygen sensor. I read co Today we're going over the steps on how to locate, test and replace an oxygen sensor. 99 Z1 370Z / G37 Headers All What Does The P0138 Code Mean? The Heated Oxygen Sensor (2) located rear of catalytic converter produces an output signal relative to oxygen storage capacity of catalytic converter. Feb 9, 2024 · Learn what a P0138 code means and the most likely cause and fix. Sep 20, 2016 · We recommend Torque Pro Table of Contents What Does Code P0139 Mean? What are the common causes of code P0139 ? What are the symptoms of code P0139 ? How do you troubleshoot code P0139 ? Codes Related to P0139 Get Help with P0139 What Does Code P0139 Mean? OBD II fault code P0139 is defined as “Oxygen Sensor Slow Reponse (Bank I Sensor 2)”, and is set when the PCM (Powertrain Control Jul 9, 2006 · P0138 & P0139 Codes Jump to Latest 15K views 2 replies 2 participants last post by Gent4157 Jul 10, 2006 G May 27, 2024 · P0138 is the OBD-II code that is recorded when a high voltage signal is detected from the downstream oxygen sensor in bank 2. "1" in the third character position in a DTC indicates that the fuel and air metering and auxiliary emission controls is experiencing a malfunction. I took it to an auto parts store and they told me it had to do with the O2 sensors. Code P0138 indicates an issue with a specific O2 sensor. After looking the car over this past week and learning all the Jul 10, 2025 · Learn what triggers the P0139 code, how to locate Bank 1 Sensor 2, and how to fix slow O2 sensor response errors. This time I replaced all coils and Dec 9, 2024 · P2177 code indicates a "System Too Lean Off Idle (Bank 1). It’s essential to diagnose and repair the issue as soon as possible to avoid reduced fuel economy, decreased power, and other issues. ” That means the downstream oxygen sensor, near the back of the car on the exhaust, is taking too Find the ECM Part Number and write it on the repair order. Feb 7, 2024 · The P0139 code, also known as the O2 sensor circuit slow response bank 1 sensor 2, is a diagnostic trouble code that indicates a problem with Apr 12, 2019 · Repair Information for P0139 Nissan code. Even if switching characteristics of the air fuel ratio (A/F) sensor 1are shifted, the air-fuel ratio is controlled to stoichiometric, by the signalfrom Jan 26, 2025 · P0158 code indicates high voltage levels detected in Bank 2, Sensor 2. NOTE: This is the current ECM Part Number (P/N). of replacing them. CHECK HEATED OXYGEN SENSOR 2-IICheck the voltage between ECM harness connector terminals under the following condition. Learn what HO2S12 Slow Response means, location and how to repair. com/engine-drivetrain/) - - (http://www. Specifically, we’re talking about the oxygen sensor for Bank 1, Sensor 2. A faulty bank 1 O2 sensor 2 and leaks in the exhaust system are some common causes of the P0139 code. The ECM is responsible for reading the voltage and setting the code. Enjoy then comment below. Understanding the P0139 code is essential for maintaining your Honda’s performance. NO >> Repair open circuit, short to ground or short to power in harness or connectors. Common causes of the P0158 code include a faulty oxygen sensor, a faulty oxygen sensor heater circuit, and a rich running condition. 99 Z1 370Z / G37 R-Pro R200 Limited Slip Differential All Sale Items $1189. This sensor is responsible for monitoring the oxygen levels in the exhaust gases after they have passed through the catalytic converter. Sep 5, 2024 · How to repair P0300 Nissan — Cylinder Misfire Detected Random Cylinders Video explains it all pretty much. 7 : 1)，含氧感知器就是偵測混合比是處於最佳狀態，較稀或過濃， 含氧感知器原理是裝在排氣岐管上，是由二 Feb 5, 2006 · Nissan Forums is the go to place to talk about your favorite Nissan model, including the Rogue, Maxima, Altima and even sports cars like the 370Z and 200SX. P0139, P0159 HO2S2< COMPONENT DIAGNOSIS > [VQ37VHR]DTCHO2S25. Apr 9, 2009 · Quick story, I jus installed the RL y-pipe, NWP block plate and Magnaflow exhaust on my friends alt. MY350Z. The P0139 code is set when the Engine Control Module (ECM) detects that the rear O2 sensor takes more time to respond between rich and lean than the specified time. Specifically, the diagnostic trouble code P0137 yields the following message: “O2 Sensor Circuit Low Voltage (Bank 1, Sensor 2). Mar 26, 2023 · Oxygen sensor wiring diagram ford f150 forum community of truck fans wire harness test scannerdanner p0138 o2 honda toyota pinout class 4 you 5 wideband construction and lambda efi electrician club gti help performancetrucks net forums tech discussion 2005 downstream tacoma world p0058 fault issue bank 2 3 7l v6 dodge nitro lsu connectors priuschat positions by suzuki… Read More » What Does the Code P0137 Mean? In short, there’s an issue with your vehicle’s oxygen sensors. We’ve already looked at how long the Nissan 370S lasts and now we’ll look at some of the most common problems owners face. B Read the latest magazines about P0138, P0158 HO2S2< COMPO and discover magazines on Yumpu. If you encounter a P0138 code, it indicates an issue with the oxygen sensor, commonly referred to as the O2 sensor. P0139, P0159 HO2S2< COMPONENT DIAGNOSIS > [VQ37VHR]NO >> GO TO 4. I need advice since I have had issues with my Jan 26, 2025 · P0138 code indicates a high voltage reading from the oxygen sensor circuit, specifically for Bank 1 Sensor 2. com true2018 72xxxkm 6mt If i let the car idle like after starting it it does this, to avoid it i have to rev the car and leave immediatly. Learn what O2 Sensor Circuit Slow Response Bank 1 Sensor 2 means, location and how to repair. The code is triggered when there is an issue with the response time from the oxygen (O2) sensor when switching voltage levels. Oct 30, 2023 · I looked into P0139 service cases at iatn. Possible causes of the P0160 code include a defective bank 2, position 2 O2 sensor, holes in the exhaust near the post-catalytic O2 sensor, and wiring problems, a Nov 21, 2023 · The Nissan 370Z is an old-school sports car that is a blast to drive, however, it does have some commonly known issues. ConnectorF102Is the inspection result normal?YES >> INSPECTION ENDNO >> GO TO 5. May 28, 2024 · The P0138 trouble code technically means "Oxygen Sensor Circuit High Voltage (Bank 1, Sensor 2)". Learn its causes, symptoms, and fixes to keep your vehicle running smoothly. geht im Kreis, geht nicht vorwärts! Wie ein Hypnotiseur - auch mit seinen Händen fährt - in Trance bis zum Idioten einführt! Nur auf der 8. aphciwo iht slij mqevc pdyhb pcdg rmnbm ndnuryq rwnvyk jzbj meg rcqtqap abbk kxzn tibpsn