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.

ECM provides a water temperature signal to unified meter and A/C amp. with CAN communication line. Unified meter and A/C amp. provides a water temperature signal to combination meter for water temperature gauge with communication line between unified meter and A/C amp. and combination meter.