64 11 819 Replacing actuator drive for fresh air/ram air

Necessary preliminary tasks: 

• REMOVE AUXILIARY ELECTRONICS BOX

Unlock plug connection (1) on AUC sensor and disconnect.

Fig 1: Identifying Automatic Air Recirculation Control Sensor Plug Connection

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Release screws (1) on blower housing cover (2).

Lift out blower housing cover.

Fig 2: Identifying Blower Housing Cover Screws

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Release screws (1).

Remove actuator drive (2).

Unfasten plug connection (3) and disconnect.

Fig 3: Identifying Actuator Drive Plug Connection And Screws

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Replacement: 

Servomotors must be readdressed in the event of replacement!

Addressing can only be carried out with the BMW diagnosis system.

Service functions:

• Body
• Heating and air conditioning function
• Flap motors
• Readdress flap motors