Generic Codes
Generic OBD2 codes are standardized codes that apply to all cars that are OBD2 compliant, regardless of the make or model.
Our collection of articles on this page provides a wealth of information about these codes, going beyond just an explanation of what they mean. We analyze each code in detail, providing technical explanations, common causes, symptoms to look out for, and recommended solutions for each issue.
So why wait? Start exploring now!
In a hurry? Quickly jump to the code you're facing:
U042F: ISO/SAE Reserved
The U042F code is a generic ISO/SAE Reserved code that may appear in your vehicle's diagnostic system. Read on to learn more about it and what you should do to deal with it.
U0430: Invalid Data Received From Tire Pressure Monitor Module
Is the U0430 code causing communication issues in your vehicle? Read on to learn how to deal with this communication network problem and get your vehicle back on the road.
U0431: Invalid Data Received From Body Control Module (BCM) "A"
Is the U0431 code causing communication issues in your vehicle? Read on to learn how to deal with this communication network problem and get your vehicle back on the road.
U0432: Invalid Data Received From Multi-axis Acceleration Sensor Module
Is the U0432 code causing communication issues in your vehicle? Read on to learn how to deal with this communication network problem and get your vehicle back on the road.
U0433: Invalid Data Received From Cruise Control Front Distance Range Sensor
Is the U0433 code causing communication issues in your vehicle? Read on to learn how to deal with this communication network problem and get your vehicle back on the road.
U0434: Invalid Data Received From Active Roll Control Module
Is the U0434 code causing communication issues in your vehicle? Read on to learn how to deal with this communication network problem and get your vehicle back on the road.
U0435: Invalid Data Received From Power Steering Control Module Rear
Is the U0435 code causing communication issues in your vehicle? Read on to learn how to deal with this communication network problem and get your vehicle back on the road.
U0436: Invalid Data Received From Differential Control Module Front
Is the U0436 code causing communication issues in your vehicle? Read on to learn how to deal with this communication network problem and get your vehicle back on the road.
U0437: Invalid Data Received From Differential Control Module Rear
Is the U0437 code causing communication issues in your vehicle? Read on to learn how to deal with this communication network problem and get your vehicle back on the road.
U0438: Invalid Data Received From Trailer Brake Control Module
Is the U0438 code causing communication issues in your vehicle? Read on to learn how to deal with this communication network problem and get your vehicle back on the road.