P0638 Throttle Actuator Control Range/Performance B1 - OBD-Codes.com
This diagnostic trouble code (DTC) is a generic OBD-II powertrain code. It is considered generic because it applies to all makes and models of vehicles (1996-newer), although specific repair …
P0638 Code Meaning, Causes, Symptoms & Tech Notes
The diagnostic trouble code P0638 indicates a problem with the throttle actuator control system in Bank 1. This code typically means that the Engine Control Module (ECM) has detected that …
P0638 Code? Here’s How to Fix It – Quickly and Easily
Oct 25, 2024 · To fix the P0638 code, start by looking at common causes like a broken throttle actuator control module or a damaged accelerator pedal position sensor. These parts affect …
P0638 – Throttle Actuator Control Range/Performance Bank 1
Feb 15, 2025 · What does the P0638 code mean? The P0638 code is a diagnostic trouble code that indicates an issue with the throttle actuator control system. Specifically, it relates to the …
P0638 Code Symptoms, Causes, Diagnosis & Complete Repair …
P0638 Code — Symptoms, Common Causes, and Step‑by‑Step Repair Guide When the throttle actuator on Bank 1 operates outside its calibrated limits, the engine control module (ECM) …
P0638 code – Throttle Actuator Control Range/Performance
Oct 25, 2024 · This code refers to Throttle Actuator Control Range/Performance issues and can leave drivers scratching their heads. We dive into everything you need to know about tackling …
p0638 Code - Throttle Actuator Control Range/Performance Bank …
What Is the P0638 Code? Can I Still Drive? The P0638 generic trouble code indicates that the powertrain control module (PCM) or engine control module (ECM) has identified some kind of...
Code P0638 Throttle Actuator Control Range/Performance Bank 1
Dirty or clogged throttle body can triggered the P0638 code. Before replacing any parts try cleaning the throttle body and reset the engine light. What is the Cost to Diagnose the Code? …
OBD2 Code P0638 – Causes, Symptoms, and Repairs
Aug 26, 2025 · Learn all about the P0638 code, what causes throttle actuator control range/performance issues, and how to diagnose and fix common problems to maintain optimal …
P0638 Trouble Code: Meaning, Symptoms, Causes & Fixes
May 25, 2024 · In this article, we’ll break down what the P0638 code means, how to identify its symptoms, and the common causes. Finally, I’ll provide you with practical steps to fix it.