audi Workshop Repair Guides

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Electronic Power Control (EPC) Lamp Functional Check|Page 5004 > < Malfunction Indicator Lamp (MIL), Operations|Page 5001
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Malfunction Indicator Lamp: Testing and Inspection
Electronic Power Control (EPC) Lamp Functional Check

Functional check on warning lamp

-

Start engine. 
Specified value: If no DTCs relating to the electronic throttle system are stored in the DTC memory the EPC warning lamp should illuminate for
about 3 seconds after the engine is started.

If the EPC warning lamp does not illuminate: 

-

Check wiring from engine control module to EPC warning lamp in instrument cluster. 

-

Check DTC memory of engine control module.

Electronic Power Control (EPC) Lamp Functional Check|Page 5004 > < Malfunction Indicator Lamp (MIL), Operations|Page 5001