P0138 Chevrolet Code Meaning, Causes, Symptoms & Tech Notes
When the voltage from this sensor is higher than expected, it can lead to various performance issues in the vehicle. Use a diagnostic scan tool to confirm the P0138 code and pinpoint the …
P0138 Code? Here’s How to Fix It Quickly and Easily
Mar 1, 2025 · The P0138 code specifically indicates a high voltage condition in the O2 sensor circuit for bank 1 sensor 2, which can wreak havoc on your fuel efficiency and emissions. But …
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 …
Causes and Fixes P0138: O2 Sensor Circuit High Voltage Bank-1 …
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...
How To Fix P0138? | Oxygen Sensor Circuit High Voltage (Bank 1, …
Dec 19, 2024 · What does the P0138 Oxygen Sensor Circuit High Voltage (Bank 1, Sensor 2) mean? P0138 code gets triggered when the Engine Control Module detects that the voltage …
P0138 Code: O2 Sensor Circuit High Voltage (Bank 1, Sensor 2)
May 27, 2024 · Is your vehicle triggering a P0138 trouble code on your OBD-II scanner? If so, read on to find out what this code means, what the symptoms and possible causes are, and …
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!
Fix P0138: Mechanic’s solutions that WORKED - Iamcarhacker
Oct 26, 2023 · The code P0138: Oxygen Sensor Circuit High Voltage (Bank 1, Sensor 2) points out a fault in the downstream oxygen sensor for Bank 1, and most likely is caused by a …
P0138 Chevrolet Code - HO2S Circuit High Voltage Bank 1 Sensor 2
Repair Information for P0138 Chevrolet code. Learn what HO2S Circuit High Voltage Bank 1 Sensor 2 means, location and how to repair.
P0138 OBD-II Code: Oxygen Sensor Circuit High Voltage Guide
Know about the P0138 OBD-II code: Oxygen Sensor Circuit High Voltage. See symptoms, common triggers, diagnostic procedures, and testing techniques on RepairPal.