Malfunction Indicator Lamp (MIL)

Malfunction Indicator Lamp (MIL), Significance

Functional check:

- Switch on ignition:
Malfunction indicator lamp must light-up.

If the malfunction indicator lamp does not light-up with ignition switched on:
- Check combi-instrument and malfunction indicator lamp as follows:

If the malfunction indicator lamp lights-up with ignition switched on, continue check as follows:
- Start engine and run at idling speed:
Malfunction indicator lamp must go out after a few seconds.

If the malfunction indicator lamp does not go out:
- Check DTC memory, if necessary, repair any malfunctions and then erase DTC memory, checking and erasing DTC memory.
- If DTC memory has been erased or engine control module was disconnected from permanent positive, readiness code must be generated again.