Notes
WARNING: DANGER OF POISONING if oil is ingested/absorbed through the
skin!
RISK OF INJURY if oil comes into contact with eyes and skin!
IMPORTANT: Adhere to the utmost cleanliness. Do not allow
IMPORTANT: Risk of injury!
Drain the air spring system before carrying out any work on the air supply unit,
air pipes and air spring struts! Danger of injury if this instruction is not
complied with!
Necessary preliminary tasks
Remove REAR BUMPER TRIM
Detach ventilation line (1) in direction of arrow from air supply unit.
Unclip ventilation line (1) from holders.
Fig. 139: Locating Air Supply
The wiper switch on the steering column stalk with the following functions is
located in the steering column
switch cluster:
Intermittent wipe
Wipe in stages 1 and 2
Windscreen washer
Headlight washer
Switch for the rain/lights/solar/condensation sensor
Indicator for activated rain/lights/so
IMPORTANT: Only new parts may be used for replacement (repair kit)*.
*Sourcing reference: BMW Parts Catalogue
IMPORTANT: Read and comply with notes on protection against electrostatic
damage (ESD
PROTECTION).
Necessary preliminary work
Remove ROOF SWITCH CLUSTER
Secure switch unit (1) to cover (