Hydraulic Power Steering Gear, Servicing

WARNING: This page does not describe the selected car, but rather 13 other vehicles, including the 2017 Audi SQ5, 2017 Audi Q5, 2016 Audi SQ5, 2016 Audi Q5, and 2015 Audi SQ5. However, it is still accessible from the selected car via links, so may be relevant.

Special tools and workshop equipment required

Torque Wrench 1332 40-200Nm VAG1332
Hose Clip Pliers VAG1921
Locking Pliers VAS6199
Steering Gear Grease

NOTE:

Always replace self-locking nuts and bolts.

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

To grease the rack, only use Steering Gear Grease.

Fig 1: Hydraulic Power Steering Gear, Servicing

Courtesy of AUDI OF AMERICA, LLC

Tie Rod End
- There are different versions, with long or short thread on the joint pin; allocation, refer to parts.
  WARNING:
  When replacing, make sure the length of the thread on the tie rod end is sufficient (there must be approximately 5 mm extra thread). If this is not the case, then install a tie rod end with a longer thread pin, for allocation refer to parts.
- Check dust caps for damage and correct seating
- Removing and installing, refer to TIE ROD END, REMOVING AND INSTALLING .
Nut
- 60 Nm
Spring Clamp
- Always replace if removed
- For the correct version, refer to parts.
Boot
- Check for damage
- Do not twist after adjusting the toe
- Can be replaced with steering gear installed
- Replacing, refer to BOOT, REMOVING AND INSTALLING .
Clamp
- Always replace if removed
- Clamping Sleeves, Installing, refer to INSTALLING (See Figure).
Tie rod
- 90 Nm
- Removing and installing, refer to TIE RODS, REMOVING AND INSTALLING .
- Grease joint with Steering Gear Grease.
Power Steering Gear
- Grease steering rack with Steering Gear Grease.
- There are different versions, refer to parts.
Strainer
- Always replace if removed
Seal
- Always replace if removed
Seal
- Always replace if removed
Servotronic Solenoid Valve -N119-
- Removing and installing, refer to Servotronic Solenoid Valve -N119-, REMOVING AND INSTALLING .
- The following values can be checked using the Vehicle Diagnostic Tester
  - speed signal
  - power supply from the Vehicle Electrical System Control Module -J519-
  - Servotronic Solenoid Valve -N119- status
  - measured current for Servotronic Solenoid Valve -N119- control
  -- Connect the Vehicle Diagnostic Tester and then select troubleshooting using "Functions/Component selection".
  
  -- Then "body".
  
  -- "Electrical Equipment"
  
  -- "01- On Board Diagnostic (OBD) capable systems".
  
  -- Vehicle Electrical System Control Module -J519-
  
  -- "Electrical components".
  
  -- Servotronic Solenoid Valve -N119-
Bolt