S4 Quattro Sedan V6-2.7L Turbo (APB) (2000)
If EPC warning lamp remains lit for more than 3 seconds (i.e. continuously) when ignition is on, proceed with test as follows:
-
Start engine and allow it to run at idling speed.
Specified value: EPC warning lamp should go out.
If the EPC warning lamp does not go out: