V40 L4-1.9L Turbo VIN 29 B4204T3 (2002)
Coolant Temperature Sensor/Switch (For Computer): Removal and Replacement
Replacing the engine coolant temperature (ECT) sensor
Removing the engine coolant temperature (ECT) sensor
Preparations
-
Remove the expansion tank cover.
-
Open the valve on the right underside of the radiator. Use a hose to collect the coolant (cars with air conditioning (A/C): partially remove the
splash guard under engine).
-
Drain two liters of coolant.
-
Close the valve.
Removing the thermostat housing cover
-
Remove the cover over the fuel rail.
-
Remove the upper camshaft cover, see Replacing the cover on top of the engine See: Engine/Access Cover/Service and Repair.
-
Remove the thermostat housing cover (two screws). Move the cover to one side.
Removing the engine coolant temperature (ECT) sensor
-
Remove the connector from the bracket.
-
Disconnect the connector.
-
Remove the engine coolant temperature (ECT) sensor. Remove the sealing ring.
Installing the engine coolant temperature (ECT) sensor