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:

P348A: ISO/SAE Reserved

By OBD Codex / February 11, 2024

The P348A 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.

P348B: ISO/SAE Reserved

By OBD Codex / February 11, 2024

The P348B 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.

P348C: ISO/SAE Reserved

By OBD Codex / February 11, 2024

The P348C 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.

P348D: ISO/SAE Reserved

By OBD Codex / February 11, 2024

The P348D 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.

P348E: ISO/SAE Reserved

By OBD Codex / February 09, 2024

The P348E 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.

P348F: ISO/SAE Reserved

By OBD Codex / February 11, 2024

The P348F 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.

P3490: Cylinder 12 Deactivation/Intake Valve Control Circuit Performance

By OBD Codex / February 11, 2024

Is your vehicle showing the P3490 code? Our expert guide provides practical solutions to diagnose and fix the issue, ensuring your vehicle is running at peak performance. Read now!

P3491: Cylinder 12 Deactivation/Intake Valve Control Circuit Low

By OBD Codex / February 11, 2024

Is your vehicle showing the P3491 code? Our expert guide provides practical solutions to diagnose and fix the issue, ensuring your vehicle is running at peak performance. Read now!

P3492: Cylinder 12 Deactivation/Intake Valve Control Circuit High

By OBD Codex / February 12, 2024

Is your vehicle showing the P3492 code? Our expert guide provides practical solutions to diagnose and fix the issue, ensuring your vehicle is running at peak performance. Read now!

P3493: Cylinder 12 Exhaust Valve Control Circuit/Open

By OBD Codex / February 11, 2024

Is your vehicle showing the P3493 code? Our expert guide provides practical solutions to diagnose and fix the issue, ensuring your vehicle is running at peak performance. Read now!