saturn Workshop Repair Guides

Saturn Workshop Service and Repair Manuals

Coolant Temperature Sensor/Switch (For Computer)|Specifications|Page 987 > < Coolant Temperature Sensor/Switch (For Computer)|Specifications|Page 985
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Coolant Temperature Sensor/Switch (For Computer): Service and Repair

Engine Coolant Temperature Sensor Replacement

Removal Procedure

Notice:  Use care when handling the coolant sensor. Damage to the coolant sensor will affect the operation of the fuel control system.

1. Drain the cooling system. Refer to Draining and Filling Cooling System (Static Fill) Draining and Filling Cooling System (GE 47716 Fill).
2. Raise and support the vehicle. Refer to Vehicle Lifting.
3. Disconnect the engine wiring harness electrical connector (2) from the auxiliary heater water pump.
4. Disconnect the engine wiring harness electrical connector (1) from the engine coolant temperature (ECT) sensor.

5. Remove the auxiliary heater water pump bolt and reposition the pump out of the way.

Coolant Temperature Sensor/Switch (For Computer)|Specifications|Page 987 > < Coolant Temperature Sensor/Switch (For Computer)|Specifications|Page 985