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Heater Core Temperature Sensor / Switch: Service and Repair

64 11 912 - Removing and installing/replacing temperature sensor for heating unit

Necessary preliminary tasks:
- Remove on-board monitor Removing and Installing/Replacing on-Board Monitor.

Unlock plug connection (1) on left/right and disconnect.
Pull out temperature sensor for heating unit in direction of arrow out of heating unit (2).

Installation:
Make sure temperature sensor for heating unit is correctly seated.