Necessary preliminary tasks
Position of actuator drive:
OVERVIEW OF ACTUATOR DRIVES ON HEATER/AIR CONDITIONER Release screws (1) and remove grounding cable.
Installation:
Replace screws (1).
Take off holder (2).
Fig. 61: Identifying Holder And Screws
Unclip connector piece (1) and slide downwards.
Installation: Latching of connector piece (1) must be felt.
Fig. 62: Unclipping Connector Piece
Release screws (1).
Remove air vent duct (2).
If necessary, unlock and disconnect plug connections on actuator drives.
Installation: Ensure cable routing along air vent duct (2) is correct
Fig. 63: Identifying Air Vent Duct And Screws
Release screws (1).
Remove servomotor (2) and unlock and disconnect plug connection (3).
Fig. 64: Identifying Servomotor, Plug Connection And Screws
Release screws (1).
Remove servomotor (2) and unlock and disconnect plug connection (3).
Fig. 65: Identifying Servomotor, Plug Connection And Screws
Replacement
Servomotors must be re-addressed in the event of replacement!
Addressing can only be carried out with the BMW diagnosis system.
Service functions:
REPLACING ACTUATOR DRIVE FOR MIDDLE LEFT VENTILATION FLAP (HIGH A/C SYSTEM)
Necessary preliminary tasks
Position of actuator drive:
OVERVIEW OF ACTUATOR DRIVES ON HEATER/AIR CONDITIONER
NOTE: For purposes of clarity, picture shows instrument panel removed.
Release screws (1).
Remove servomotor (2) and unlock and disconnect associated plug connection.
Fig. 66: Identifying Servomotor And Screws
Replacement
Servomotors must be re-addressed in the event of replacement! Addressing can only be carried out with the BMW diagnosis system.
Service functions:
REPLACING ACTUATOR DRIVE FOR MIDDLE RIGHT VENTILATION FLAP (HIGH A/C SYSTEM)
Necessary preliminary tasks
Position of actuator drive:
OVERVIEW OF ACTUATOR DRIVES ON HEATER/AIR CONDITIONER
Release screws (1).
Remove actuator drive (2).
Unlock plug connection (3) and disconnect.
Fig. 67: Identifying Actuator Drive, Plug Connection And Screws
Replacement
Servomotors must be re-addressed in the event of replacement! Addressing can only be carried out with the BMW diagnosis system.
Service functions:
REPLACING ACTUATOR DRIVE FOR OUTER LEFT VENTILATION FLAP
Necessary preliminary work
Position of actuator drive:
OVERVIEW OF ACTUATOR DRIVES ON HEATING AND AIR-CONDITIONING UNIT
Release screws (1).
Remove servomotor (2) and unlock and disconnect plug connection (3).
Fig. 68: Identifying Servomotor, Plug Connection And Screws
Replacement
Servomotors must be readdressed in the event of replacement! Addressing can only be carried out with the BMW diagnosis system.
Service functions
REPLACING ACTUATOR DRIVE FOR OUTER RIGHT VENTILATION FLAP
Necessary preliminary work
Position of actuator drive:
OVERVIEW OF ACTUATOR DRIVES ON HEATING AND AIR-CONDITIONING UNIT
Release screws (1).
Remove actuator drive (2) and unlock and disconnect plug connection (3).
Fig. 69: Identifying Actuator Drive, Plug Connection And Screws
Replacement
Servomotors must be readdressed in the event of replacement! Addressing can only be carried out with the BMW diagnosis system.
Service functions:
REPLACING ACTUATOR DRIVE FOR RECIRCULATED AIR FLAP
Necessary preliminary work
Unlock plug connection (1) on automatic air recirculation control sensor (2) and disconnect.
Fig. 70: Identifying Plug Connection On Automatic Air Recirculation Control
Sensor
Release screws (1) on blower housing cover (2).
Lift out blower housing cover.
Fig. 71: Identifying Blower Housing Cover Screws
Release screws (1).
Unclip relay lever (2) with a suitable tool.
Remove actuator drive (3).
Unlock plug connection (4) and disconnect.
Fig. 72: Identifying Actuator Drive, Relay Lever, Plug Connection And Screws
Replacement
Servomotors must be re-addressed in the event of replacement! Addressing can only be carried out with the BMW diagnosis system.
Service functions: