Camry Wagon V6-180.5 2959cc 3.0L DOHC (3VZ-FE) (1993)
Coolant Temperature Sensor/Switch (For Computer): Testing and Inspection
Component Inspection
PROCEDURE
1. CHECK VOLTAGE BETWEEN TERMINALS THW AND E2 OF ECM CONNECTOR.
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Remove glove compartment.
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Turn ignition switch ON.
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Measure voltage between terminals THW and E2 of ECM connector.
Coolant temp.
Voltage
20°C (68°F)
0.5 - 3.4 volts
80°C (176°F)
0.2 - 1.0 volts
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If not OK proceed to step 2.
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If OK Check for momentary interruption.
2. CHECK ENGINE COOLANT TEMPERATURE SENSOR.
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Disconnect the engine coolant temperature sensor connector.