Necessary preliminary work:
Release screws (1).
Detach actuator drive for air mix flap (2).
Unlock associated plug connection and disconnect.
Servomotors must be readdressed in the event of replacement! Addressing can only be carried out with the BMW diagnosis system.
Service functions:
BMW X3 Service & Repair Manual > Maintenance service reminder: Maintenance service reminder reset - procedure 6
CBS Reset Using BMW Diagnosis System
IMPORTANT:
Although the CBS maintenance jobs can be reset using in-car controls, it is recommended that
the reset procedure be done via the diagnosis system. It is only possible to code the statutory
intervals specific to individual countries with the d ...