A Malfunction Indicator Lamp (MIL) is used to notify the driver of malfunctions within the monitored powertrain (engine and transaxle) systems that have an effect on emissions.
If there is Open, Short to ground or Short to power in MIL circuit, ECM sets DTC P0650.
Item
Detecting Condition
Possible Cause
DTC Strategy
Circuit continuity check
Poor connection
Open or short in power/control circuit
Instrument cluster
Enable Conditions
Ig On
Battery voltage 10.7~16V
Threshold Value
Short circuit to battery, ground, or disconnected
Diagnostic Time
Continuous
MIL ON Condition
DTC only