P0038 toyota. The P0038 diagnostic trouble code (DTC) for a 2013 Toyota RAV4 specifically indicates an issue with the Oxygen Sensor Heater Control Circuit High for Bank 1 Sensor 2. Specifically, P0038 signifies an anomaly in the HO2S Heater Control Circuit for Bank 1 Sensor 2. Basic checks possible, but high voltage diagnosis may need How to fix an engine P0038 Code: HO2S Heater Control Circuit High (Bank 1 Sensor 2). Example: The ECM sets DTC P0038 or P0058 when the current in the HO2 sensor heater is more than 2 A. 5 V or more. Possible Solutions HO2S Heater Control Circuit High Bank 1 Sensor 2 is the generic definition for the P0038 Toyota; however your vehicle’s manufacturer may have a different definition and information for the P0038 Toyota code. Typical symptoms of a bad oxygen sensor include hesitation, increased fuel consumption, How to Fix P0038 Code | Step-by-Step GuideDescription:Are you getting a P0038 code on your vehicle's OBD-II scanner? In this video, we'll walk you through th Mar 7, 2022 · P0038 Toyota Previa: Diagnosis Here are the most common causes of P0038 in the Toyota Previa, as well as a decent order to check them in. - Answered by a verified Toyota Mechanic Sep 12, 2024 · The diagnostic trouble code (DTC) P0038 for a 2006 Toyota Highlander indicates a problem with the Oxygen Sensor Heater Control Circuit High for Bank 1 Sensor 2. To grasp the implications of this code, it’s essential to understand the role of the heated oxygen Mar 7, 2022 · P0038 is a somewhat rare and OBDII trouble code with the Toyota Tundra. This code specifically relates to the oxygen sensor located downstream (after the catalytic converter) on the bank 1 side of the engine. This specific sensor measures the level of unburned oxygen in the exhaust gases, helping your engine's computer optimize fuel efficiency. 2005 Toyota Camry P0038 Code After Header Installation Explained Camry often faces oxygen sensor errors and check engine light issues after exhaust modifications. This means that there is a problem with the electrical circuit that controls the heater in the downstream oxygen sensor on the second bank of the engine. Read on to learn more about this trouble code. Mar 7, 2022 · P0038 Toyota Aygo: Diagnosis Here are the most common causes of P0038 in the Toyota Aygo, as well as a decent order to check them in. This sensor plays a crucial role in keeping your engine running smoothly and efficiently. Oct 23, 2024 · Repair Information for P0038 2006 Toyota Highlander code. Also includes links to relevant forum topics on the code. Mar 8, 2022 · P0038 Toyota Echo: Diagnosis Here are the most common causes of P0038 in the Toyota Echo, as well as a decent order to check them in. Mar 7, 2022 · P0038 is a somewhat rare and OBDII trouble code with the Toyota Sequoia. Oct 22, 2024 · When your car throws a P0038 code, it’s telling you there’s an issue with the oxygen sensor heater circuit on Bank 1, Sensor 2. "0" in the third character position in a DTC indicates that the fuel and air metering and auxiliary emission controls is experiencing a malfunction. Customer: Hello, I have a 2008 Highlander. The P0038 diagnostic trouble code (DTC) for a 2005 Toyota Highlander indicates an issue with the oxygen sensor heater control circuit for Bank 1 Sensor 2. Learn what Oxygen Sensor Heater Control Circuit High Bank 1 Sensor 2 means, location and how to repair. Sep 9, 2024 · The P0038 diagnostic trouble code (DTC) for Toyota vehicles indicates a problem with the oxygen sensor heater control circuit in Bank 1 Sensor 2. Sep 14, 2024 · Repair Information for P0038 2008 Toyota Prius code. Let us handle your automotive needs. The Heated Oxygen (HO2) sensor heater current is higher than 2 A. The P0038 diagnostic trouble code (DTC) for a 2007 Toyota Camry indicates a problem with the Oxygen Sensor Heater Control Circuit High Bank 1 Sensor 2. 0l, and at random intervals it throws the following 4 codes: P0032, P0038, P0052, and P0058. Sync to video time Description How to Fix TOYOTA P0038 Engine Code in 2 Minutes [1 DIY Method / Only $19. This code specifically points to an issue with the heating element circuit of the downstream oxygen sensor located after the catalytic converter on the bank 1 side of the engine. Roulez sereinement sans la peur de la panne - obd2 May 3, 2015 · So last week my truck threw a P0038 which is the oxygen sensor bank 1 sensor 2 circuit is reading a high voltage. I also checked the voltage with the ignition on at pin 1 for both O2 2010 Toyota Corolla P0038, new cat and 02 sensors, I believe pcm is problem, how can I tell? The P0038 diagnostic trouble code (DTC) for a 2002 Toyota Highlander indicates an issue with the Oxygen Sensor Heater Control Circuit High for Bank 1 Sensor 2. more The P0038 diagnostic trouble code (DTC) for a 2005 Toyota Prius indicates a problem with the Oxygen Sensor Heater Control Circuit High for Bank 1 Sensor 2. DIY fix difficulty: Moderate to Advanced. This sensor is located downstream of the catalytic converter in the exhaust system. ============================= Claim your FREE engine code eraser 👉 https://free. The P0038 diagnostic trouble code (DTC) for a 2004 Toyota Highlander indicates an issue with the Oxygen Sensor Heater Control Circuit High for Bank 1 Sensor 2. Mar 7, 2022 · P0038 is a somewhat rare and OBDII trouble code with the Toyota FJ Cruiser. OBD-II Code P0038 is defined as a HO2S Heater Control Circuit High The purpose of the oxygen sensor is to measure the oxygen content in the exhaust gases after they leave the combustion process of the engine. The P0038 Toyota is set when the ECM detects an excessively high voltage through the heated oxygen sensor heater circuit Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P0038 Toyota Description Today we'll be showing how to test and replace a rear oxygen sensor. Mar 7, 2022 · P0038 is a somewhat rare and OBDII trouble code with the Toyota Mirai. Sep 10, 2024 · Repair Information for P0038 2002 Toyota Corolla code. 1. Can you still drive?: Yes, but expect emissions test failure and potential fuel economy issues. The Repair Information for P0038 2008 Toyota Camry code. This code specifically relates to the second oxygen sensor (O2 sensor) located downstream of the catalytic converter on the bank 1 side of the engine. Feb 12, 2020 · Code P0038 stands for HO2S Heater Control Circuit High Bank 1 Sensor 2. Mar 7, 2022 · P0038 is a somewhat rare and OBDII trouble code with the Toyota Land Cruiser. Where is the HO2S heater control circuit high (bank 1, sensor 2) located on a 2005 Toyota CamMry? 2010 Toyota Corolla P0038, new cat and 02 sensors, I believe pcm is problem, how can I tell? The P0038 diagnostic trouble code (DTC) for a 2002 Toyota Highlander indicates an issue with the Oxygen Sensor Heater Control Circuit High for Bank 1 Sensor 2. A scanner revealed engine code P0038. Repair Information for P0038 code. The codes I am getting are: P0032 HO2S Heater Control Circuit High (Bank 1 Sensor 1) P0038 HO2S Heater Control Circuit High (Bank 1 Sensor 2) I 06 Jeep Wrangerl 4. Detailed repair manual for the 2011 Toyota 4 Runner 2WD V6-4. How to Test Oxygen Sensor Heated Element: • How To Test Oxygen Sensor Heated Element i O2 Sensor removal Oct 30, 2023 · The code P0038: O2 Sensor Heater Control Circuit High (Bank 1 Sensor 2) points out a fault in the oxygen sensor's heater circuit, and most likely is caused by Detailed information on troubleshooting and repairing a P0038 DTC code which refers to the HO2S Heater Control Circuit. I also checked the voltage with the ignition on at pin 1 for both O2 Jun 25, 2021 · Toyota Venza: Oxygen Sensor Heater Control Circuit Low (Bank 1 Sensor 2) (P0037,P0038,P0141,P102D) - Sfi System - Service Manual www. This code specifically relates to the second oxygen sensor located after the catalytic converter on the bank 1 side of the engine. Mar 7, 2022 · P0038 is a somewhat rare and OBDII trouble code with the Toyota 4Runner. 0 Multiple HO2S codes P0032 P0038 P0052 P0058 I have an '06 Jeep Wrangler w/4. tovenza. Oct 30, 2023 · The code P0038: O2 Sensor Heater Control Circuit High (Bank 1 Sensor 2) points out a fault in the oxygen sensor's heater circuit, and most likely is caused by Jun 10, 2016 · What Does Code P0038 Mean? OBD II fault code P0038 is defined as “Oxygen Sensor Heater Control Circuit High (Bank 1 Sensor 2), and is set when the PCM (Powertrain Control Module) detects a signal voltage from oxygen sensor #2 that does not fall within the predefined range for that sensor. Mar 7, 2022 · P0038 is a somewhat rare and OBDII trouble code with the Toyota Hilux. Apr 16, 2023 · I have a P0038 that does not go away at all. Read the article to know possible causes, symptoms, and descriptions. Mar 7, 2022 · P0038 is a somewhat rare and OBDII trouble code with the Toyota Prius. Mar 7, 2022 · P0038 is a somewhat rare and OBDII trouble code with the Toyota Avensis. Common causes: Shorted wiring, faulty O2 sensor, ECM/PCM driver issues, or damaged connections. Mar 7, 2022 · P0038 is a somewhat rare and OBDII trouble code with the Toyota Yaris. It indicates that the O2 sensor at bank 1 sensor 2 has a heated element that is sending a signal back to the ECM that is below its normal operating range. to/2FGAXNbIf you have a Chrysler, Dodge, or Jeep a Mar 7, 2022 · P0038 is a somewhat rare and OBDII trouble code with the Toyota Corolla. May 31, 2024 · The P0038 code warns of high voltage in the heater wire of the bank 1, oxygen sensor 2. Sep 5, 2020 · The video focuses on the basic Toyota specific diagnostic error code. Ecu? Discussion in ' Gen 2 Prius Main Forum ' started by acarapella, Apr 11, 2024. What Does the Engine Code P0038 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. The P0038 diagnostic trouble code (DTC) for a 2010 Toyota Camry indicates a problem with the Oxygen Sensor Heater Control Circuit High for Bank 1 Sensor 2. Cause: Short in HO2 sensor heater circuit HO2 sensor heater (for Sensor 2) Integration relay ECM Short in HO2 sensor heater circuit HO2 sensor heater (for Make: Toyota Code: P0038 Definition: Oxygen Sensor Heater Control Circuit High (Bank 1 Sensor 2) Description: With the engine running and battery voltage 10. Technical Description of OBD-II Trouble Code Generic: High Control Circuit for HO2S Heater (Sensor 2 in Bank 1) Nissan: High voltage in the heater of oxygen sensor (HO2S) 2 in Bank 1 What does that signify? This diagnostic trouble code (DTC) is a generic powertrain code, which means it is applicable to OBD-II equipped vehicles, […] Mar 7, 2022 · P0038 is a somewhat rare and OBDII trouble code with the Toyota Solara. Basic checks possible, but high voltage diagnosis may need Trouble with Code P0038? Our mobile mechanics are equipped to diagnose and fix the issue with precision. The P0038 diagnostic trouble code (DTC) for a 2009 Toyota Camry refers to an issue with the Oxygen Sensor Heater Control Circuit High on Bank 1 Sensor 2. nonda. Mar 7, 2022 · P0038 is a somewhat rare and OBDII trouble code with the Toyota Tacoma. This O2 sensor is located downstream or after the catalytic converter. com Reply Like Apr 11, 2024 · Repeating p0038 after cat theft. Conversely, when the heater current is less than 0. I have replaced the oxygen sensor and even got the converters replaced and the check engine light goes The P0038 diagnostic trouble code (DTC) for a 2006 Toyota Prius indicates an issue with the oxygen sensor heater control circuit on Bank 1 Sensor 2. P0038: TOYOTA - Oxygen Sensor Heater Control Circuit High Bank 1 Sensor 2. Mar 7, 2022 · P0038 is a somewhat rare and OBDII trouble code with the Toyota Verso. El código P0038 es común en: BMW, Chrysler 300, Chrysler Pacifica, Chrysler PT Cruiser, Dodge Avenger, Dodge Caravan, Dodge Charger, Dodge Durango, Dodge Neon, Dodge Ram 1500, Dodge Stratus, Hyundai Sonata, Jeep Liberty, Jeep Patriot, Jeep Wrangler, KIA, Toyota y otras marcas. This sensor is responsible for monitoring the oxygen levels in the exhaust gases after they have passed through the catalytic converter. Mar 7, 2022 · P0038 is a somewhat rare and OBDII trouble code with the Toyota Fortuner. Sep 15, 2025 · The diagnostic trouble code P0038 for a 2003 Toyota Highlander indicates an issue with the Oxygen Sensor Heater Control Circuit High for Bank 1 Sensor 2. Jul 15, 2025 · DTC P0038: Bank 1, Sensor 2 oxygen sensor heater circuit reading high voltage from excessive current. Repair Information for P0038 2008 Toyota Prius code. The P0038 code indicates a heater circuit fault in the Bank 1 Sensor 2 oxygen sensor. This sensor is located downstream of the catalytic converter on bank 1, which is typically the side of the engine that contains cylinder 1. 71] 11Likes 5,561Views 2021May 24 Mar 7, 2022 · P0038 is a somewhat rare and OBDII trouble code with the Toyota Highlander. 0L (1GR-FE). Oct 12, 2015 · P0038 - O2 Sensor issue or something else? Discussion in ' Gen 2 Prius Care, Maintenance and Troubleshooting ' started by Mavi, Dec 1, 2017. P0038 – TOYOTA - CarDiag : Your Easy Car Diagnostic - Vérifiez l'état d'une voiture d'occasion avant de l'acheter. Learn what Oxygen Sensor Heater Control Circuit High Bank 1 Sensor 2 means, location and how to repair? The P0038 is set when the ECM detects an excessively High voltage through the heated oxygen sensor heater circuit Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P0038 TOYOTA Description The P0038 diagnostic trouble code (DTC) for a 2006 Toyota Camry indicates an issue with the Oxygen Sensor Heater Control Circuit High for Bank 1 Sensor 2. Mar 7, 2022 · P0038 is a somewhat rare and OBDII trouble code with the Toyota Camry. co 👈 ============================= Engine Code P0038 Saving Repair Parts: O2 Sensor: https://amzn. Installing headers can affect sensor wiring or cause incorrect readings. Learn what Oxygen Sensor Heater Control Circuit High Bank 1 Sensor 2 means, location and how to repair? Is a p0038 code the result of a bad EFI module?, I already replaced the o2 sensor. I examined both the front and rear bank O2 sensors for open current or excessive resistance, and both showed 14 ohms across the heater circuit. Mar 8, 2022 · P0038 is a somewhat rare and OBDII trouble code with the Toyota Celica. Repair Information for P0038 2007 Toyota Prius code. Contents: 0:21 Basic DTC analysis according to OBD2 protocol standard. Oct 11, 2023 · The meaning of the P0038 OBD2 Trouble Code is a mouthful, but basically the ECM is detecting a problem in the heating circuit in O2 sensor #2. Feb 1, 2025 · P0038 code indicates a problem with the heater control circuit for the oxygen sensor located in Bank 1, Sensor 2. Learn what Oxygen Sensor Heater Control Circuit Low Bank 1 Sensor 2 means, location and how to repair. Learn what Oxygen Sensor Heater Control Circuit High Bank 1 Sensor 2 3ZZ-FE Engine means, location and how to repair? Repair Information for P0038 2004 Toyota Highlander code. Jun 16, 2019 · Code P0038 Discussion in ' Gen 2 Prius Technical Discussion ' started by KARL QUIN, Mar 20, 2020. - Answered by a verified Toyota Mechanic Is a p0038 code the result of a bad EFI module?, I already replaced the o2 sensor. Make: Toyota Code: P0038 Definition: Oxygen Sensor Heater Control Circuit High (Bank 1 Sensor 2) Description: With the engine running and battery voltage 10. Apr 14, 2024 · P0038 is part of the OBD-II (On-Board Diagnostics II) system, a standardized protocol implemented in vehicles to monitor and report malfunctions related to engine performance and emissions control. Cause: Short in HO2 sensor heater circuit HO2 sensor heater (for Sensor 2) Integration relay ECM Short in HO2 sensor heater circuit HO2 sensor heater (for Mar 7, 2022 · P0038 Toyota Rav4: Diagnosis Here are the most common causes of P0038 in the Toyota Rav4, as well as a decent order to check them in. This usually means you gotta wiring issue. Error code P0038 is described as the HO2S (Heated Oxygen Sensor) High Bank 1, Sensor 2 heater system. 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. Repair Information for P0038 2007 Toyota Camry code. to Aug 22, 2022 · Repair Information for P0037 Toyota code. The HO2S is responsible for measuring the oxygen content in the exhaust gases and sending that information to the engine control module (ECM). The heater control circuit is designed to keep the oxygen sensor at an optimal operating temperature for CODE P0038 HO2S HEATER CONTROL CIRCUIT HIGH BANK 1 SENSOR 2 DODGE JEEP CHRYSLER OBD Scanner: https://amzn. It means that the heated oxygen sensors (which we’ll be referring to as HO2S a lot) heater control circuit located at B1S2 is sending a signal to the PCM that is outside of its normal operating range. This code indicates that there is a problem with the heating element circuit of the downstream (post-catalytic converter) oxygen sensor in the exhaust system. Mar 8, 2022 · P0038 is a somewhat rare and OBDII trouble code with the Toyota Venza. Learn what HO2S Heater Control Circuit High Bank 1 Sensor 2 means, location and how to repair. I replaced the sensor today with a b 1NZ-FE ENGINE CONTROL SYSTEM: SFI SYSTEM: P0037, P0038, P0141: Oxygen Sensor Heater Control Circuit Low (Bank 1 Sensor 2)DESCRIPTION - Refer to DTC P0136 P0136. Learn what Oxygen Sensor Heater Control Circuit High Bank 1 Sensor 2 means, location and how to repair?. Note that “Bank 1” refers to the bank of cylinders that contains cylinder #1, and that “Sensor 2 2ZR-FXE ENGINE CONTROL: SFI SYSTEM: P0037, P0038, P0141, P102D: Oxygen Sensor Heater Control Circuit Low (Bank 1 Sensor 2)DESCRIPTION Refer to DTC P0136 P0136. 3 A, DTC P0037 or P0057 is set. The check engine light has illuminated, along with the VSC light and the stability control light. Check the Wiring on Bank 1 Sensor 2 CHECK THE WIRING HARNESS FOR DAMAGE since P0038 indicates a fault in the heated O2 sensor circuit. Feb 22, 2024 · P0038 is a diagnostic trouble code (DTC) that indicates a problem with the heater control circuit in the HO2S (heated oxygen sensor) of your vehicle. Mar 7, 2022 · P0038 is a somewhat rare and OBDII trouble code with the Toyota Aurion. This specific sensor is located after the catalytic converter in the exhaust system. May 21, 2018 · The Largest 4Runner Community in the World Feb 21, 2022 · P0037 is a generic trouble code, which means that it has the same definition for the Toyota Rav4 as it would any other vehicle. h3axz0d 3z8kn jwa10 gliv1otq 8ho ruyppcr acqy ilh cltl so