Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
33 32 071 Replacing one upper control arm: Notes
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
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 33 32 8AZ .
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 33 32 7AZ .
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.