Brad's Car Manuals: A 3rd party mirror of CHARM + LEMON car manuals
Home >> Chevrolet >> 2002 >> Impala LS >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Self-Diagnostics - 3.8L >> System Tests >> Mil Always On >> Description

Mil Always On: Description

Download the full database via torrent (~1.1 TB)  |  Custom patches

The battery positive voltage is supplied directly to the Malfunction Indicator Lamp (MIL). The Powertrain Control Module (PCM) turns the MIL ON by grounding the MIL control circuit.