Malfunction Indicator lamp (MIL), Functional Check

Functional check:

Switch ON ignition
- MIL lamp must light up

If MIL lamp does not light- up with ignition switched ON
- Check wiring between the ECM and MIL lamp as follows:

If the MIL lamp lights-up with ignition switched ON, continue check 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. Refer to "Displaying, Reading and Erasing Trouble Codes/With Manufacturers Scan Tool/Clearing Trouble Codes" under "Powertrain Management" Reading Diagnostic Trouble Codes If no DTC code stored: