Coolant temperature sensor
Coolant temperature sensor |
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To remove |
1. |
Carefully unscrew the expansion tank filler cap (to release the pressure, if any) and then screw it back into place.
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2. |
Unplug the connector and remove the sensor using a 19 mm dog-leg spanner or the like.
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To fit |
Fit in reverse order.
Spray the connector with Kontakt 61 contact cleaner (part no. 30 21 763).
Fit a new sealing washer as necessary.
Lubricate the threads with Molykote 1000 (part No. 30 20 271) or the equivalent.
Tightening torque: 13 Nm (9.6 lbf ft)
After fitting, top up with coolant as necessary. Dilute the coolant with water to a mixture of 1:1 (equal parts water and coolant).
Start the engine and warm it up. Check that there is no leakage.
Top up with coolant as necessary.