Leon Mk1
General to self-diagnosis
Significance of EPC warning lamp (fault lamp for electronic accelerator) in dash panel insert
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→ → Location of EPC warning lamp -1- "EPC" is the abbreviation for Electronic Power Control. When the ignition is switched on the engine control unit checks all components which are important for the correct functioning of the electronic power control. If faults are recognised in electronic accelerator system when the engine is running, the engine control unit will switch on the EPC lamp (these faults are marked in the fault table). Simultaneously an entry is made in the engine control unit fault memory. Functional check:
If the EPC warning lamp does not light-up with ignition switched on:
=> Body repairs, Interior; Repair group 70; Trims and insulation If the EPC warning lamp lights-up with ignition switched on, continue check as follows:
If the EPC warning lamp does not go out:
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