Remove and Install Rear Heater Core Temperature Sensor

Control unit N22/3
Remove. Service and Repair

Heat exchanger temperature sensor B10/9 (left) or B10/10 (right)
Pull out.

2-pole coupling
Detach.

Heat exchanger temperature sensor B10/9 or B10/10
Check, renew if required.

Install
In reverse sequence.

Rear air conditioner
Perform function check.

NOTE: After completing the work erase fault memory in the control unit.