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:

U025B: Lost Communication With Special Purpose Vehicle Control Module C

By OBD Codex / February 11, 2024

Is the U025B 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.

U025C: Lost Communication With Special Purpose Vehicle Control Module D

By OBD Codex / February 14, 2024

Is the U025C 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.

U025D: Lost Communication With Front Controls Interface Module "B"

By OBD Codex / January 19, 2024

Is the U025D 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.

U025E: ISO/SAE Reserved

By OBD Codex / January 14, 2024

The U025E 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.

U025F: ISO/SAE Reserved

By OBD Codex / January 14, 2024

The U025F 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.

U0260: Lost Communication With Seat Control Switch Module A

By OBD Codex / February 12, 2024

Is the U0260 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.

U0261: Lost Communication With Seat Control Switch Module B

By OBD Codex / February 12, 2024

Is the U0261 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.

U0262: Lost Communication With AMP Unit B

By OBD Codex / February 13, 2024

Is the U0262 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.

U0263: Lost Communication With Speech Recognition Module

By OBD Codex / February 14, 2024

Is the U0263 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.

U0264: Lost Communication With Camera Module Rear

By OBD Codex / February 13, 2024

Is the U0264 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.