toyota Workshop Repair Guides

Toyota Workshop Service and Repair Manuals

Diagram Information and Instructions|Page 1809 > < Diagram Information and Instructions|Page 1807
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Coolant Temperature Sensor/Switch (For Computer): Testing and Inspection

1. DRAIN ENGINE COOLANT.

2. REMOVE ECT SENSOR.

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Disconnect the engine wire protector from the 3 brackets.

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Disconnect the ECT sensor connector.

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Using a 19 mm deep socket wrench, remove the ECT sensor and gasket.

3. INSPECT ECT SENSOR.

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Using an ohmmeter, measure the resistance between the terminals.

Resistance: Refer to the chart graph 

Diagram Information and Instructions|Page 1809 > < Diagram Information and Instructions|Page 1807