Necessary preliminary tasks:
Unlock connector (1) and remove.
Release bolt (2) on knock sensor.
Remove knock sensor for 1st and 2nd cylinder.
Installation note:
Clean contact surface of knock sensors on engine block.
NOTE: Reassemble the vehicle.
Check stored fault message.
Delete fault memory.
BMW X3 Service & Repair Manual > Condenser and dryer with lines: Removing and installing or replacing capacitor for heating and air
conditioning system
Special tools required:
00 9 030
WARNING: Danger of injury!
Refrigerant circuit is under high pressure!
Avoid contact with refrigerant and refrigerant fluid.
Read and comply with safety instructions:
Handling R 134a tetrafluorethane refrigerant .
HANDLING REFRIGERANT FLUID
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