13 62 531 Replacing coolant temperature sensor (N63 B40/B44 O 0/1)
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WARNING:
Risk of scalding!
Only perform this repair work after engine has cooled down.
Only perform this repair work after engine has cooled down.
IMPORTANT:
Protect alternator against coolant.
Cover alternator with suitable apparatus (risk of damage) .
Cover alternator with suitable apparatus (risk of damage) .
Necessary preliminary tasks:
- Read out fault memory of the DME control unit, work through test plans if necessary.
- Switch off ignition.
- Remove auxiliary water pump . See 11 53 090 REMOVING AND INSTALLING/REPLACING AUXILIARY WATER PUMP FOR EXHAUST TURBOCHARGER (N63) or 11 53 090 REMOVING AND INSTALLING/REPLACING AUXILIARY WATER PUMP FOR EXHAUST TURBOCHARGER (N63O1) for exhaust turbocharger.
Unlock connector (1) and remove.
Unfasten coolant temperature sensor (2).
Installation note:
Tightening torque 13 62 1AZ .
Delete fault memory.