Definition of the Standard fault codes used in the OBD2 norm. Full list of the OBD codes.

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OBD-II OBD2 Diagnostic Trouble Codes. Definitions and suggested repair procedures.

Find out why your check engine light is on. Get definitions for diagnostic trouble codes. Find the help you need to repair your vehicle.

Get definitions and auto repair information for thousands of OBD-II codes. Look up B, C, U and P codes to diagnose your car problem.

Is your vehicle spitting out all sorts of auto diagnostic codes? ... come back to this site and look up the meaning as well as common causes and diagnostic aids.

Jun 29, 2017 ... When your check engine light, called a Malfunction Indicator Light (MIL), goes on it means your vehicle has one or more OBD-II trouble codes.

Jun 7, 2016 ... Diagnostic trouble codes (DTC) are automotive computer codes stored by the on- board computer diagnostic system (OBD) in your vehicle.

Diagnostic Trouble Code Help for your car or truck.

Apr 26, 2017 ... Diagnostic Trouble Codes or OBD2 Trouble Codes are codes that the car's OBD system uses to notify you about an issue. Each code ...