Switching on the rear window wiper
Turn the switch from idle position 0 upward, arrow 1: interval mode. When reverse gear is engaged, the system switches to continuous operation.
Cleaning rear window In interval mode: turn the switch further, arrow 2. The switch automatically returns to its interval position when released.
In idle position: turn switch downward, arrow 3.
The switch automatically returns to its idle position when released.
BMW X3 Service & Repair Manual > Heater with operation: Removing and installing/replacing sensor for automatic recirculated air
control (auc)
Necessary preliminary work:
REMOVING and installing/replacing right microfilter housing cover
Remove filter cover (1) in direction of arrow.
Unfasten plug connection (2) and disconnect.
Unlock retaining tab (1) and remove AUC sensor.
Installation note:
Retaining tab (1) on AUC senso ...