Diesel Data: Automotive Repair

Faulty Circuit






Faulty circuit

Checking the diagnostic trouble codes (DTCs)
Check and remedy any diagnostic trouble codes (DTCs) in the central electronic module (CEM) before fault-tracing this diagnostic trouble code (DTC).

Were diagnostic trouble codes (DTCs) stored in the central electronic module (CEM)?

Yes - DONE

No - Checking the function of the lamp

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Checking the function of the lamp




- Ignition on.
Check whether the lamp lights when the ignition is on.

Does the lamp function?

Yes - DONE

No - Replacing the driver information module (DIM)

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Replacing the driver information module (DIM)
Replace the driver information module (DIM). See Driver information module (DIM), replacing Driver Information Module (DIM), Replacing.


Continue - Fault Found

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