Normal Operation
The MIL is controlled by the instrument cluster using data sent from the powertrain control module (PCM) through circuit (P/LG). If the PCM detects a fault, the circuit is grounded, causing the MIL to illuminate.
The MIL is controlled by the instrument cluster using data sent from the powertrain control module (PCM) through circuit (P/LG). If the PCM detects a fault, the circuit is grounded, causing the MIL to illuminate.