Tacoma PreRunner L4-2.7L (3RZ-FE) (2004)
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Coolant Temperature Sensor/Switch (For Computer): Testing and Inspection
INSPECTION
1. DRAIN ENGINE COOLANT
2. REMOVE ECT SENSOR
a. Disconnect the engine wire protector from the 3 brackets.
b. Disconnect the ECT sensor connector.
c. Using a 19 mm deep socket wrench, remove the ECT sensor and gasket.
3. INSPECT ECT SENSOR
