51 23... Check Actuator (Vehicles To 09/2011)

WARNING: This page does not describe the selected car, but rather 50 other vehicles, including the 2016 BMW M5, 2016 BMW ActiveHybrid 5, 2016 BMW 550i xDrive, 2016 BMW 550i, and 2016 BMW 535i xDrive. However, it is still accessible from the selected car via links, so may be relevant.

Necessary preliminary tasks:

REMOVE ACTUATOR

Check actuator for damage.

Test result	Solution
Housing (1) damaged	Replace actuator
Actuator top section (2) can not be moved by hand	Replace actuator

Fig 1: Identifying Actuator

Courtesy of BMW OF NORTH AMERICA, INC.