Drive Axle Threaded Connection, Loosening And Tightening

Special tools and workshop equipment required

Socket AF 24 mm:T10361A for 12-point bolt

Fig 1: Identifying Socket AF 24 mm T10361A
Courtesy of AUDI OF AMERICA, LLC
or 19 mm inner hex socket, commercially available

Loosen the Threaded Connection between the Drive Axle and Wheel Hub

Fig 2: Drive Axle Hex Bolt

Courtesy of AUDI OF AMERICA, LLC

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

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

-- Apply the brakes (a second technician required).

-- Remove the bolt.

Tighten the Threaded Connection between the Drive Axle and Wheel Hub

NOTE:

Replace bolt after removal.

Before installing, clean the threads in the CV joint/stub axle with a thread tap.

Wheels must not yet touch the ground when tightening the drive axle/stub shaft or the wheel bearing can be damaged.

-- Apply the brakes (a second technician required).

-- Tighten the bolt to 200 Nm.

-- Set the vehicle on its wheels.

-- Tighten the bolt an additional 180°.