volvo Workshop Repair Guides

Volvo Workshop Service and Repair Manuals

Diagram Information and Instructions|Page 3145 > < Diagram Information and Instructions|Page 3143
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Coolant Temperature Sensor/Switch (For Computer): Service and Repair

ENGINE TEMPERATURE SENSOR 

Removal 
 

Engine temperature sensor,  5-cylinder 

Jack up the car.
Remove protection cover from under engine. 
Drain the coolant. 
Lower the car.
Release coolant hose from thermostat housing using pliers.
Remove thermostat housing. 
Remove sensor.

 

Engine temperature sensor, 6-cylinder

Jack up the car.
Remove protection cover from under engine.
Drain the coolant.
Lower the car.
Loosen oil reservoir for servo pump.
Remove coolant reservoir and put it to one side.
Remove screws and outer/upper timing-gear casing.
Remove screws and wire channel.
Disconnect connector.
Remove 4 screws and thermostat housing.
Remove sensor and wires.

 
 
Installation 

Engine temperature sensor, 6-cylinder 

Install thermostat housing sensor. 
Position wires in slot on thermostat housing.

Note!  The white marks should be positioned in lower opening of slot, from underneath.

Diagram Information and Instructions|Page 3145 > < Diagram Information and Instructions|Page 3143