audi Workshop Repair Guides

Audi Workshop Service and Repair Manuals

ABOUT US
Removing and installing servotronic solenoid valveN119 > < Centralising steering

A4 Mk3

Servicing power steering box
Servicing power steering box
Special tools and workshop equipment required
   
t  Torque wrench -V.A.G 1332-
  W00-0428
t  Hose clip pliers -V.A.G 1921-
  W00-0464
t  Locking pliers for steering box -VAS 6199-
t  Steering box grease
  W00-10024
  Note
t  Renew self-locking nuts and bolts.
t  Welding and straightening work on steering components is not permitted.
t  Use only steering box grease for greasing steering rack.
1 - Track rod ball joint
q   Different versions with long or short pin thread; for correct version, refer to → Electronic parts catalogue
  WARNING
When renewing, make sure that the thread of the pin on the track rod ball joint is long enough (the thread should project about 5 mm beyond the steering arm). If this is not the case, a track rod ball joint with a longer pin thread must be fitted; for correct version refer to → Electronic parts catalogue.
q   Check that grease caps are seated correctly and not damaged
q   Removing and installing → Chapter
2 - Nut
q   60 Nm
3 - Spring-type clip
q   Always renew if removed
q   For correct version refer to → Electronic parts catalogue
4 - Boot
q   Check for damage
q   Must not be twisted after adjusting toe setting
q   Can be renewed with steering box installed
q   Renewing → Chapter
5 - Hose clip
q   Always renew if removed
q   Installing hose clip → Anchor
6 - Track rod
q   90 Nm
q   Removing and installing → Chapter
q   Grease joint with steering box grease
7 - Power steering box
q   Grease steering rack with steering box grease
q   Different versions available → Electronic parts catalogue
8 - Strainer
q   Always renew if removed
9 - Seal
q   Always renew if removed
10 - Seal
q   Always renew if removed
11 - Servotronic solenoid valve -N119-
q   Removing and installing → Chapter
q   The following values can be displayed with -VAS 5051-:
t  speed signal
t  power supply from onboard power supply control unit 2 -J520-
t  status of solenoid valve
t  electrical current values for activation of solenoid valve
–  Connect -VAS 5051- and select Fault finding (via „Function/component selection“) → Vehicle diagnostic, testing and information system VAS 5051.
–  Then select „Body“
–  „Electrical system“
–  „01 - Self-diagnosis compatible systems“
–  „J520 - Onboard supply control unit 2“
–  „Electrical components“
–  „N119 - Servotronic solenoid valve“
12 - Bolt
q   3 Nm
  Caution
Important: Observe correct tightening sequence of bolts.
q   Tightening sequence → Chapter

   

Removing and installing servotronic solenoid valveN119 > < Centralising steering