Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

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Malfunction Indicator Lamp: Testing and Inspection




Malfunction Indicator Lamp (MIL), Significance

MIL lamp, functional check
- Switch ignition on.
- MIL lamp must light-up

If NO:
- Check MIL lamp wiring as follows:







If MIL lamp lights-up (ignition switched ON) continue as follows:
- Start engine and let idle.
- MIL lamp must go out after a few seconds

If MIL lamp does not go out:
- Check DTC memory.

If no DTC's are stored: