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Toyota Workshop Service and Repair Manuals

Thermostat, Engine Cooling > < Coolant Temperature Sensor/Switch (For Computer)|Locations|Page 1563
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Temperature Gauge: Testing and Inspection

INSPECT WATER TEMPERATURE RECEIVER GAUGE

a. Inspect the circuit.

1. Disconnect the connector from the sender gauge.
2. Turn the ignition switch ON, check the position of the water temperature receiver gauge needle.

Needle position: COOL

3. Connect between terminals on the wire harness side connector, then check the position of the water temperature receiver gauge needle.

Needle position: HOT

Thermostat, Engine Cooling > < Coolant Temperature Sensor/Switch (For Computer)|Locations|Page 1563