Necessary preliminary work:
Detach right footwell heating duct (1) in direction of arrow from retaining lug (3) and lay to one side slightly.
Installation note: Make sure clip (2) is correctly seated.
Unfasten plug connection (1) and disconnect.
Raise plastic lug (2) slightly and turn fan (4) in direction of arrow.
Remove fan (4) from fan shell (5).
Installation note:
If necessary, raise lug (3) slightly and screw in fan (4) anticlockwise.
Make sure fan (4) is correctly seated in fan shell (5).
Check exact position of lug (2).
BMW X3 Service & Repair Manual > Heater with operation: Replacing controller for heating and air conditioning system blower
Necessary preliminary work:
Remove TRIM FOR INSTRUMENT PANEL, BOTTOM LEFT
Removal:
Release screws (1).
Unlock and disconnect connector (2).
Remove controller (3) downwards.
Installation:
Position controller (3) correctly.
Tighten down the screws (1).
Connect connector (2).
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