C70 L5-2.4L Turbo VIN 63 B5244T7 (2003)
Engine temperature sensor, 5-cylinder
Install in reverse order.
Follow-on work, 5-cylinder
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Fill up coolant.
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Warm the engine until the thermostat opens.
Switch engine off and check the level. Re-fill if necessary.
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Check for leaks.
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Check in VIDA vehicle communication (read-out of parameter values), for current engine system, that the engine temperature shown appears
correct.
Replacing the Thermostat and/or Engine Coolant Temperature Sensor
Replacing the thermostat and/or engine coolant temperature sensor
Special tools:
951 2885 Sleeve See: Tools and Equipment/951 2885 Sleeve
Replacing the engine coolant temperature (ECT) sensor
Removing the engine coolant temperature (ECT) sensor
Remove:
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the upper timing belt cover
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cable from the sensor
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the sensor from the thermostat housing. Use socket 951 2885 Sleeve See: Tools and Equipment/951 2885 Sleeve.
Note! Put paper underneath the sensor to prevent coolant spillage.
Installing the engine coolant temperature (ECT) sensor
Install:
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the sensor with a new seal
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Tighten to 22 Nm , use socket 951 2885 Sleeve See: Tools and Equipment/951 2885 Sleeve
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the upper camshaft cover.
Replacing the thermostat
Preparation
Remove the cap from the expansion tank.
Install a hose clamp on the upper coolant hose.
Raise the car. Remove the lower splashguard.
Position a container under the engine drain cock. Drain 2 liters of engine coolant.
Close the cock. Install the lower splash guard. Lower the car.
Disconnect the sensor cable connector.
Remove the upper timing belt cover.
Removing the thermostat
Remove
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the upper timing belt cover
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the auxiliaries belt.
Remove the delivery pipe from the power steering pump.
Note! Put paper under the generator (GEN) to avoid oil spillage.
Remove:
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the servo pump
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the connector from the sensor
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the thermostat housing from the cylinder head.
Replacing the thermostat
Remove the cover and the thermostat.
Install a new thermostat with a new gasket.
