OBD-II (Check Engine Light) Trouble Codes Welcome to OBD-Codes.com, your headquarters for everything OBD-II related. For more information on what OBD codes are, OBD-II codes explained, …

A car repair resource site that helps you diagnose vehicle OBD, OBD-II, and OBD2 problems. We have many articles on how to diagnose and repair many check engine light codes.

OBD-II (Check Engine Light) Trouble Codes Welcome to OBD-Codes.com, your headquarters for everything OBD-II related. For more information on what OBD codes are, OBD-II codes explained, …

FAQ: OBD2 Codes Explained OBD-II codes consist of a number of parts. Here is a sample OBD2 code: P0171 Here is a breakdown of what each digit of the code means: First Character - System The first …

30 months back, from now, 10-1-2025, got abs light, and co obd2 scan tool reading, also tried to changed ECM, would not do key relearn, kept driving with old ECM, no issues. after i pulled the …

Ford OBD Trouble Codes Note: See this page for generic OBD-II codes (they start with P0***). Recent Ford Forum Discussions Lost multiple functions (cruise, turn signals, wipers, high beam) I have a …

Dodge / Chrysler / Jeep / Plymouth OBD-II Trouble Codes Note: See this page for generic OBD-II codes (they start with P0***). NOTICE: The information contained on this site is presented for information …

Toyota OBD-II Trouble Codes Note: See this page for generic OBD-II codes (they start with P0***). Recent Toyota Forum Discussions P0500 VSS A circuit 2015 Lexus IS350 Hi all, I bought a 2015 …

GM OBD Trouble Codes Note: See this page for generic OBD-II codes (they start with P0XXX). See also: Chevy Check Engine Light @ Check-Engine-Light.com and Chevrolet OBD-II Codes section …

U1xxx Manufacturer Specific Network OBD-II Codes U1000 - CAN bus network code U2xxx & U2xxx Network OBD-II Codes U2000 Manufacturer Controlled DTC U3000 Control Module U3001 Control …