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Heater Core Temperature Sensor / Switch: Service and Repair

64 11 939 - Replacing temperature sensor for heater (IHKA)

Necessary preliminary tasks:
- Remove heater controls Removing and Installing/Replacing Heater Controls (IHKA)

Turn temperature sensor for heater (1) clockwise (approx. 45°) and pull out.
Unfasten plug connection (2) and disconnect.

Installation:
Make sure that opening (3) of temperature sensor for heater is correctly aligned.