Servomotor With Control Module

NOTE:

Currently it is not possible to perform this repair.

Special tools and workshop equipment required

Removing

-- Remove steering gear. Refer to STEERING GEAR .

-- Clean steering gear in area of servo motor with control module.

-- Clamp the steering gear as illustrated.

Fig 1: Clamp Steering Gear

Courtesy of AUDI OF AMERICA, LLC

-- Rotate the steering into the straight position.

-- Remove hydraulic thrust piece. Refer to HYDRAULIC THRUST PIECE .

-- Disconnect connector from control module.

Fig 2: Disconnecting Old Connections To Control Module

Courtesy of AUDI OF AMERICA, LLC

-- Press the button -a- in the direction of the -arrow- and then disconnect the connector.

-- Remove the bolts -1- and pry the servo motor with control module from the steering gear housing.

Fig 3: Servo Motor With Control Module Mounting Bolts

Courtesy of AUDI OF AMERICA, LLC

-- Clean sealing surfaces.

NOTE:

No seal remnants must enter steering gear housing when cleaning sealing surfaces.

Replace the steering gear if there is corrosion, damage or wear on the steering rack.

Installing

-- Pull a new sealing ring onto servo motor with control module.

Before installation, servomotor pinion must be coated with grease from the repair kit.

NOTE:

Do not use other grease under any circumstances.

-- Lubricate pinion.

-- Coat sealing surfaces -arrow- with CurilK2.

Fig 4: Identifying Sealing Surfaces

Courtesy of AUDI OF AMERICA, LLC

-- Insert the servo motor with control module into the steering gear housing and tighten the new bolts in a diagonal sequence.

-- Connect the sensor wire to the control module.

-- Install new hydraulic thrust piece. Refer to HYDRAULIC THRUST PIECE .

Replacement part set contains a new hydraulic thrust piece among other items.

-- Install steering gear. Refer to STEERING GEAR .

Perform a basic setting for the steering angle sensor -G85- using the vehicle diagnostic tester, after installing.

-- Perform basic setting.

-- Perform the adaptation and the basic setting for the power steering control module -J500- using the vehicle diagnostic tester.

Tightening specifications, refer to STEERING GEAR OVERVIEW, GENERATION I .

-- Perform vehicle alignment. Refer to WHEEL ALIGNMENT .