A6 Quattro Sedan V6-2.7L Turbo (APB) (2000)
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If EPC warning lamp remains lit for more than 3 seconds (i.e. continuously) when ignition is on, proceed with test as follows:
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Start engine and allow it to run at idling speed.
Specification: EPC warning lamp should go out.
If the EPC warning lamp does not go out:
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Check DTC memory of Engine Control Module (ECM).
