Contents Wiring diagrams Section: Front Suspension (avant) All sections

UPPER CONTROL ARM Audi A4 B8

UPPER CONTROL ARM

Removing

Remove the wheel.

Remove the bolt -1-.

Remove booth joint pins in the upper control arm -2- from the wheel bearing housing.

The slits in the wheel bearing housing must not be widened using a chisel or similar tool!

Remove the nuts -3 and 6-.

Remove the bolts -4 and 5- and remove the upper control arm upward.

Installing

Install in reverse order of removal. Note the following

Note. Bonded rubber bushings can only be turned to a limited extent. Only tighten suspension bolts when vehicle is in curb weight or control position.

Insert the upper control arm and the bolts -4 and 5-.

Install the nuts -3 and 6- and tighten by hand.

Insert both of the upper control arm joint pins -2- in the wheel bearing housing and insert the bolt -1-.

Note. Push the upper control arms down as far as possible while tightening the bolts!

Tighten the threaded connection -1-.

Lifting wheel bearing to curb weight position, refer to WHEEL BEARING, WITH COIL SPRING, LIFTING TO CURB WEIGHT POSITION .

Note. The upper control arm must be pressed toward the inside of the vehicle when tightening the nuts -3 and 6-.

Tighten the nuts -3 and 6-.

Tighten the wheel. Refer to Specifications .

Axle alignment is required, see table. Refer to WHEN VEHICLE ALIGNMENT IS NECESSARY