Malfunction messages: Notes
WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 2004 Audi A6, 2003 Audi S6, 2003 Audi A6, 2002 Audi S6, and 2002 Audi A6. However, it is still accessible from the selected car via links, so may be relevant.
If malfunctions that worsen emissions are recognized during operation of the engine, the ECM switches on the Malfunction Indicator Lamp (MIL) -K83-. An entry is made in DTC memory of ECM at the same time.
Malfunction Indicator Lamp (MIL) -K83- can be switched on to blinking or continuously lit. In any case the DTC memory must be checked and erased if necessary. See MODE 3: CHECK DTC MEMORY and MODE 4: RESET/ERASE DIAGNOSTIC DATA .