As of 2015, a list of On-Board Diagnostic System, or OBD-II, codes can be found on OBD-Codes.com. This site provides a list of generic and manufacturer-specific OBD-II automotive diagnostic codes. Actron.com offers a tro... More »

Read a vehicle's on board diagnostic code, or ODC, by attaching a code reader to the port under the steering wheel and starting the car. Compare the reading to a code guide available in a repair manual or online. Some sc... More »

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Some common on-board diagnostics, or OBD, engine trouble codes include P0420, P0171, P0401, P0174, P0442 and P0300. These codes correspond to low efficiency in the catalyst system, lean in bank 1 of the fuel trim system,... More »

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The website OBD-Codes.com contains a list of diagnostic trouble codes for cars from major manufacturers including BMW. These codes include both the generic codes common to all cars with OBD II diagnostic systems and code... More »

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A list of generic engine codes and engine codes for Dodge vehicles, including the Durango, is available on OBD-Codes.com, as of 2015. Engine-Light-Help.com also provides a list of engine codes for Dodge vehicles with rel... More »

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An automotive diagnostic machine is a hand-held tool that pulls and displays automotive diagnostic trouble codes, shows emissions related status and displays data that was set when the Check Engine light problem occurred... More »

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P0606 and P1814 are two Chevrolet diagnostic trouble codes. Whereas the former indicates a power train control module processor fault, the latter indicates that the torque control is overstressed. More »

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