Drive Axle Threaded Connection, Loosening And Tightening

Special tools and workshop equipment required

Loosen the Threaded Connection between the Drive Axle and Wheel Hub

Fig 1: Drive Axle Hex Bolt

Courtesy of AUDI OF AMERICA, LLC

-- With vehicle still standing on its wheels, loosen bolt a maximum of 90°, otherwise wheel bearing will be pre-damaged.

-- Lift the vehicle just enough so that the wheels are hanging free.

-- Operate brake (second mechanic required).

-- Remove the bolt -arrow-.

Tighten the Threaded Connection Between the Drive Axle and Wheel Hub

Fig 2: Drive Axle Hex Bolt

Courtesy of AUDI OF AMERICA, LLC

-- Replace bolt -arrow-.

NOTE:

Before installing, clean the threads in the CV joint with a tap.

Wheels must not yet touch the ground to tighten the drive axle, wheel bearing may otherwise be damaged.

-- Operate brake (second mechanic required).

-- Tighten bolt to 200 Nm.

-- Lower the vehicle onto its wheels.

-- Tighten bolt an additional 180°.