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:

B0134: ISO/SAE Reserved

By OBD Codex / January 19, 2024

The B0134 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.

B0135: ISO/SAE Reserved

By OBD Codex / January 19, 2024

The B0135 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.

B0136: ISO/SAE Reserved

By OBD Codex / February 04, 2024

The B0136 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.

B0137: ISO/SAE Reserved

By OBD Codex / January 19, 2024

The B0137 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.

B0138: ISO/SAE Reserved

By OBD Codex / January 20, 2024

The B0138 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.

B0139: ISO/SAE Reserved

By OBD Codex / January 19, 2024

The B0139 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.

B013A: ISO/SAE Reserved

By OBD Codex / January 19, 2024

The B013A 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.

B013B: ISO/SAE Reserved

By OBD Codex / January 19, 2024

The B013B 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.

B013C: ISO/SAE Reserved

By OBD Codex / January 07, 2024

The B013C 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.

B013D: ISO/SAE Reserved

By OBD Codex / January 19, 2024

The B013D 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.