BMW X5: Replacing One Upper Control Arm
NOTE: If the control arm is detached from the rear axle carrier, it is
necessary after
reinstallation to carry out a wheel/chassis alignment check.
Necessary preliminary tasks:
- Remove rear wheel.
- Deactivate and empty air spring system.
Shown on vehicle at rear right:
Remove holders (1) from control arm.
Installation:
Replace faulty holder.
2 = Lead for pulse generator
3 = Only on right side: lead for brake pad sensor
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Fig. 88: Identifying Holders And Lead For Pulse Generator
Unscrew nut (1).
Remove control arm (2) from wheel carrier.
Installation:
Keep control arm to wheel carrier connection clean and free from oil and
grease.
Replace self-locking nut.
Tightening torque.
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Fig. 89: Identifying Nut And Control Arm
Unscrew nut (1).
Release bolt (2) and remove control arm (3).
Installation:
Note insertion direction of bolt.
Replace self-locking nut.
Tighten bolt connection in normal position.
Tightening torque.
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Fig. 90: Identifying Nut, Bolt And Control Arm
After installation:
- Perform CHASSIS ALIGNMENT CHECK
READ NEXT:
NOTE: If the guide arm is detached from the rear axle carrier, it is
necessary after
reinstallation to carry out a wheel/chassis alignment check.
Necessary preliminary tasks:
Remove rear wheel.
De
Remove rear wheel.
IMPORTANT: Expand turning lock sufficiently to avoid damaging thread
when releasing
collar nut.
Release collar nut (1), activate parking brake for this purpose.
Installation:
Repla
IMPORTANT: Observe safety when raising the vehicle.
Driving without compression struts is not permitted!
Necessary preliminary tasks:
Remove underbody panelling (rear section).
Release screws (1).
SEE MORE:
WARNING: Follow instructions for handling light bulbs (exterior
lights).
Rear light in side panel:
Remove flap in luggage compartment trim panel.
Turn socket housing and pull out of rear light.
NOTE:
Bulb, adaptive brake light
Bulb, reversing light
Bulb, brake light
Bulb, turn indicator light
Check and/or replace following components after airbag triggering:
Satellites (control unit + sensor)
Components
Satellite, A-/B-pillar, left/right
Satellite, front door
Satellite, rear seat
Satellite, driver's/front passenger seat
Satellite, vehicle center
Procedure
Read out faul