Operation CHARM: Car repair manuals for everyone.

Check Gauges Indicator

The CHECK GAGES Indicator lights to alert the driver to a low oil pressure or high coolant temperature Condition. The Signals from the Engine Coolant Temperature Gauge Sensor and the Fuel Pump Switch and Engine Oil Pressure Sensor are monitored by the Check Gages Lamp Driver which is part of the Temperature Gage. The lamp driver controls the ground to the CHECK GAUGES Lamp mounted in the Instrument Cluster.