P0138 Code Meaning, Causes, Symptoms & Tech Notes
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. This sensor is located downstream of the catalytic converter …
P0138 Code? Here’s How to Fix It Quickly and Easily
Mar 1, 2025 · The P0138 code indicates a high voltage condition in the O2 sensor circuit for bank 1 sensor 2, leading to a rich air-fuel mixture. Common causes of the P0138 code include sensor …
P0138 O2 Oxygen Sensor Circuit High (B1S2) - OBD-Codes.com
Description of vehicle trouble code P0138 - Oxygen Sensor Circuit High Voltage (Bank1, Sensor2)
P0138 Code — What it means and how to fix it — Ricks Free Auto …
Feb 9, 2024 · When your check engine light comes on, it’s never a welcome sight. One of the common trouble codes I’ve encountered is P0138, and if you’re dealing with it, you need to understand what it …
P0138 – Meaning, Causes, Symptoms, & Fixes - FIXD
Mar 3, 2022 · Check engine light code P0138 means O2 Sensor Circuit High Voltage (Bank 1, Sensor 2). Find out how to fix it in this article!
P0138 Code: O2 Sensor Circuit High Voltage (Bank 1, Sensor 2)
The P0138 code indicates high voltage in the O2 sensor circuit. Learn its causes, symptoms, and fixes to keep your vehicle running smoothly.
P0138: Oxygen Sensor Circuit High Voltage (Bank 1, Sensor 2)
Nov 15, 2024 · Here's what you need to do if your engine is showing error code P0138, which is triggered when the engine control module detects a high voltage signal from the oxygen sensor on …
P0138 - O2 Sensor Circuit High Voltage - RepairPal
Learn about P0138 symptoms, causes, and potential solutions from the diagnostic experts at RepairPal.
P0138 Code – What Does It Mean & How To Fix It - OBD2PROS
Your vehicle Engine Control Module (ECM) stores a P0138 when it detects the O2 sensor for Bank 1, Sensor 2 fails a voltage test. The voltage must register below 1.2 volts for over 10 seconds and …
P0138 Code: Oxygen Sensor Issue (Symptoms, Causes, and Fixes)
Oct 31, 2023 · Code P0138 indicates an issue with a specific O2 sensor. Read on to learn what exactly causes it, how driveability is affected, and how to fix it (the right way).