Operation CHARM: Car repair manuals for everyone.

Temperature Sensor (Gauge): Description and Operation

WATER TEMPERATURE GAUGE
The water temperature gauge indicates the engine coolant temperature.
- The ECM converses a signal from engine coolant temperature sensor to engine coolant temperature signal, and transmits to unified meter and A/C amp. with CAN communication.
- The unified meter and A/C amp. transmits engine coolant temperature signal to the combination meter with communication line.
- The combination meter converses engine coolant temperature signal to the angle signal, and commands to water temperature gauge.