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Thread in longitudinal member - repair > < I - Auxiliary frame (sub-frame) , anti-roll bar, wishbones - repair

Polo Mk4

Auxiliary frame (sub-frame), anti-roll bar, wishbones, - general overview of assembly
Auxiliary frame (sub-frame), anti-roll bar, wishbones, - general overview of assembly
  WARNING
t  Replace self-locking nuts and screws subject to angular torque
t  Soldering and straightening operations are not permitted on the suspension supporting components or on those components in which the wheels are mounted
t  Always replace corroded screws/nuts
  Note
When replacing components with metal and rubber supports, or when screws/nuts have been removed from such components, you must lift the unloaded axle before tightening → Chapter.
   
1 - Auxiliary frame (sub-frame)
q   different versions
q   See: → Electronic Parts Catalogue„ETKA“
q   Remove and install → Chapter
2 - Hexagonal nut
q   Self-locking
q   40 Nm
q   Replace after each removal
3 - Anti-roll bar
The auxiliary frame (subframe) must be lower for the removal/installation of the anti-roll bar
q   Remove and install → Chapter
4 - Rubber support
q   Always replace both sides
q   See: → Electronic Parts Catalogue„ETKA“
q   For its removal, loosen the fastening screws of the clamp with the rubber support
5 - Clamp
6 - Hexagonal nut
q   Self-locking
q   40 Nm
q   Replace after each removal
7 - Coupling rod
q   Tighten the locknut upon aligning the vehicle
q   Only for vehicles with anti-roll bar
q   Between anti-roll bar and suspension column
8 - Console of the auxiliary frame (sub-frame)
q   Remove and install → Chapter
If the console thread is damaged, it can be repaired with a Heli-Coil thread insert
Repair the thread in the longitudinal member → Chapter
9 - Support
10 - Hex screws
q   20 Nm + 90°
q   Replace after each removal
If the soldered nut thread is damaged, it can be repaired with a Heli-Coil thread insert
Repair the thread in the longitudinal member → Chapter
11 - Hexagonal head screw
q   70 Nm + 90°
q   Replace after each removal
If the soldered nut thread is damaged, it can be repaired with a Heli-Coil thread insert
Repair the thread in the longitudinal member → Chapter
12 - Rubber support bearing for the console
q   different versions
q   See: → Electronic Parts Catalogue„ETKA“
q   Remove and install → Chapter
13 - Wishbone (transversal)
q   Remove and install → Chapter
14 - Plate with nuts
15 - Hexagonal nut
q   Self-locking
q   20 Nm + 90°
q   Replace after each removal
16 - Swivel guide
q   Check → Chapter
q   Remove and install → Chapter
q   Installation position → Chapter
17 - Hexagonal head screw
q   20 Nm + 90°
q   Replace after each removal
18 - Air deflector plate
q   Only on vehicles with 13 chassis
19 - Spreader rivet
q   Only on vehicles with 13 chassis
20 - Hex screws
q   20 Nm + 90°
q   Replace after each removal
21 - Hexagonal head screw
q   50 Nm + 90°
q   Replace after each removal
follow the sequence for installing and tightening the screws:
t  First, tighten the hexagonal screw -position 23-, but do not tighten it definitely
t  Next, tighten the hexagonal screw -position 21-, but do not tighten it definitely
t  Finally, tighten the hexagonal screws alternately.
22 - Hexagonal head screw
q   30 Nm + 90°
q   Replace after each removal
23 - Hexagonal head screw
q   70 Nm + 90°
q   Replace after each removal
follow the sequence for installing and tightening the screws:
t  First, tighten the hexagonal screw -position 23-, but do not tighten it definitely
t  Next, tighten the hexagonal screw -position 21-, but do not tighten it definitely
t  Finally, tighten the hexagonal screws alternately.
24 - Hexagonal head screw
q   40 Nm + 90°
q   Replace after each removal
25 - Pendular support

   

Thread in longitudinal member - repair > < I - Auxiliary frame (sub-frame) , anti-roll bar, wishbones - repair