Aug 30, 2024 · The P2138 code indicates a problem with the correlation between the two accelerator pedal position sensors in the vehicle. These sensors are responsible for …

The automotive trouble code P2138 throttle/pedal position sensor/switch D/E voltage correlation refers to a problem related to the throttle's ability to open and close properly. In the 1990's …

This guide explains the P2138 code’s meaning, symptoms, causes, and step-by-step diagnostics to fix it like a pro—potentially saving you $600-$1,200 from overpriced throttle body and …

Jun 23, 2022 · In this video, our mechanic breaks down the P2138 code, its symptoms, including poor acceleration and reduced power mode, and shows you how to diagnose the potential …

Dec 9, 2024 · What does the P2138 code mean? The P2138 code indicates a problem with the throttle or pedal position sensor. Specifically, it points to an issue with the correlation of …

Dec 5, 2025 · This article will look at the possible causes of a P2138 code being stored, its seriousness, as well as the steps you should take to properly fix and clear this code.

Mar 22, 2025 · The P2138 trouble code indicates a voltage correlation error between the D and E circuits of the throttle or pedal position sensors, often due to faulty sensors, wiring issues, or …

Reading P2138 on your scan tool? Learn what this error code means and what to do about it.

Mar 28, 2021 · Check engine light code P2138 means the ECM throttle body position sensor and accelerator pedal position sensor do not match each other.

Mar 22, 2014 · The P2138 trouble code is a diagnostic code that indicates an issue with the throttle/pedal position sensor/switch circuit. Specifically, it means a voltage correlation problem …