Coolant Level Indicator Lamp: Description and Operation

Engine low coolant level warning system consists of:
- engine low coolant level indicator located in instrument cluster.
- low coolant level warning sensor (located on the bottom of radiator coolant recovery reservoir).
- Generic Electronic Module (GEM).







Low Coolant Level Warning Indicator
The engine low coolant level indicator:
- illuminates for two seconds during engine start or when ignition is turned to RUN to prove out the system.
- illuminates continuously and the GEM generates a single one second tone when the engine coolant level drops below a predetermined level for more than 15 seconds in the radiator coolant recovery reservoir.
- is turned off by filling the radiator coolant recovery reservoir above the predetermined level and cycling the ignition switch OFF and then ON.