WATER TEMPERATURE GAUGE CONTROL CONSTRUCTION/OPERATION


BME092200000T08

Wiring Diagram

1
Instrument cluster
2
Water temperature gauge
3
Microcomputer

Operation

• The PCM outputs the coolant temperature signal to the microcomputer in the instrument cluster via serial communication.
• The microcomputer outputs the display signal to the water temperature gauge based on the input coolant temperature signal to control the gauge.