Overview - Steering Gear, Electromechanical Steering Gear: Notes

NOTE:

Replace the self-locking nuts and bolts.

Welding or straighten work on any steering components is not permissible.

Use only Power Steering Gear Grease to lubricate the steering rack (on the pinion side) and the ball races (on the engine side). Note: there are different types of grease for the left and right. Refer to the Parts information for the allocation.

The clamps -1 and 8- are tensioned to different tightening specifications.

Fig 1: Electro-Mechanical Steering Gear Overview

Courtesy of AUDI OF AMERICA, LLC

Clamp
- Always replace if removed
- Use the CV Joint Boot Clamp Tool to tension the clamp. Refer to Tensioning the Inner Clamp .
  NOTE:
  It is not permitted to open the new clamp.
- Version. Refer to the Parts information
Tie Rod
- 100 Nm
- Removing and Installing. Refer to HYDRAULIC STEERING GEAR TIE ROD, REMOVING AND INSTALLING .
- Grease the joint with Power Steering Gear Grease
- If the tie rod is bent and must be replaced, the control arm on this side of the vehicle is also damaged and must be replaced.
Electro-Mechanical Steering Gear
- Removing and Installing. Refer to STEERING GEAR, REMOVING AND INSTALLING .
- Grease the steering rack with Power Steering Gear Grease Note: there are different types of grease for the left and right. Refer to the Parts information for the allocation.
- There are different versions. Refer to the Parts information.
Tie Rod End
- Removing and Installing. Refer to TIE ROD END, REMOVING AND INSTALLING .
- Check the dust caps for damage and correct seating
- Check dimension. Refer to Fig 2
- If the tie rod end is bent and must be replaced, the control arm on this side of the vehicle is also damaged and must be replaced.
Nut
- 80 Nm
- Counterhold on the tie rod end when loosening or tightening
Spring Clamp
- Always replace if removed
- Spring Clamp, Installing. Refer to Outer Boot Assembly .
Boot
- Check for damage
- Always replace if removed
- Coat the inside of the boot seats all the way around and evenly with Power Steering Gear Grease before installing. Refer to the Parts information.
- Check the seat for the boot on the steering gear for damage before installing. If the steering gear housing is damaged, replace the steering gear.
- Must not be twisted when toe is being adjusted
- Make sure it is installed correctly. Refer to Tensioning the Inner Clamp .
- Replacing. Refer to HYDRAULIC STEERING GEAR BOOT, REMOVING AND INSTALLING .
Clamp
- Always replace if removed
- Use the CV Joint Boot Clamp Tool to tension the clamp. Refer to Tensioning the Inner Clamp .
  NOTE:
  It is not permitted to open the new clamp.
- Version. Refer to the Parts information
Tie Rod
- 100 Nm
- Removing and Installing. Refer to HYDRAULIC STEERING GEAR TIE ROD, REMOVING AND INSTALLING .
- Grease the joint with Power Steering Gear Grease
- If the tie rod is bent and must be replaced, the control arm on this side of the vehicle is also damaged and must be replaced.
Tie Rod End
- Removing and Installing. Refer to TIE ROD END, REMOVING AND INSTALLING .
- Check the dust caps for damage and correct seating
- Check dimension. Refer to Fig 2
- If the tie rod end is bent and must be replaced, the control arm on this side of the vehicle is also damaged and must be replaced.
Nut
- 80 Nm
- Counterhold on the tie rod end when loosening or tightening
Spring Clamp
- Always replace if removed
- Spring Clamp, Installing. Refer to Outer Boot Assembly .
Boot
- Check for damage
- Always replace if removed
- Coat the inside of the boot seats all the way around and evenly with Power Steering Gear Grease before installing. Refer to the Parts information.
- Check the seat for the boot on the steering gear for damage before installing. If the steering gear housing is damaged, replace the steering gear.
- Must not be twisted when toe is being adjusted
- Make sure it is installed correctly. Refer to Outer Boot Assembly .
- Replacing. Refer to HYDRAULIC STEERING GEAR BOOT, REMOVING AND INSTALLING .

Tie Rod End Check Dimension

Fig 2: Tie Rod End Check Dimension

Courtesy of AUDI OF AMERICA, LLC

Place a steel ruler -2- on the tie rod end and push it up to the edge of the roller -arrow- on the tie rod end -1-.
If the check dimension -a- is less than 188 mm, replace the complete steering gear with the tie rod and tie rod end as well as the control arm on this side of the vehicle.