Audi 80/90/Coupe

since 1986-1991 release

Repair and operation of the car



Audi 80/90/Coupe
+ 1.2. Identification of the car
+ 2. Engines, carburetors
3. Lubrication system
+ 4. Cooling system
+ 5. Fuel system
+ 6. Exhaust system
+ 7. System of ignition
+ 8. Transmission
- 9. Suspension brackets, wheels
   9.1.1. Elimination of resonance / vibration of a cross-piece (4-cylinder models)
   9.1.2. Change of a design of a forward suspension bracket
   9.1.3. Half shaft
   9.1.4. Suspension bracket rack
   9.1.5. CV JOINTS
   9.1.6. Suspension bracket rack (all-wheel drive models)
   9.1.7. CV JOINTS (all-wheel drive models)
   - 9.2. Back suspension bracket
      9.2.1. Oil cap
      9.2.2. Wheel bearings
      9.2.3. Removal and installation of the back bridge
      9.2.4. Suspension bracket rack
      9.2.5. Change of a design of a back suspension bracket
   + 9.3. Wheels and tires
+ 10. Brake system
+ 11. Steering
+ 12. Body, salon
+ 13. Air conditioning system
+ 14. Electric equipment






9.2.4. Suspension bracket rack

GENERAL INFORMATION

Prevention

Do not try to straighten suspension bracket racks, a rack of the wheel bearing, levers of a suspension bracket or a cross-piece of a back suspension bracket and you do not carry out repair welding work on these elements.


Suspension bracket rack

1. Самоконтрящаяся nut, 30 N. of m.
always replace
2. Rubber fastening
3. Damping ring
4. Spring
5. Rubber fastening
6. Rigid emphasis
7. Safety plug
fastens by means of a clip to a rigid emphasis
8. Cap
9. Spring cover
10. Shock-absorber
check operation of shock-absorbers, having stretched and having squeezed them hands (at the same time hold them in vertical position), resistance of the shock-absorber has to be equal and identical on all piston stroke;
smortizator which were stored for some time need to be pumped over several times
11. Самоконтрящаяся nut, 60 N. of m.
always replace

Back suspension bracket  – for all-wheel drive models
1. Internal end of cross draft
2. Cross-piece of a back suspension bracket
tighten fastening bolts
in the following order:
1. back right
2. back left
3. forward right
4. forward left

3. 90 N. of m.
4. Washer
always replace
5. Bolt
always replace
tighten, only when the car costs on the earth
6. Nut
always replace
7. Back plug of a cross-piece of a back suspension bracket
8. Washer
always replace
9. After twisting till the required moment of an inhaling turn in addition on a quarter of a turn (90 °)
always replace
10. Plug of the lever of a back suspension bracket
11. 20 N. of m, always replace
12. A nut, always replace
13. 65 N. of m.
always replace
14. 75 N. of m, always replace
15. Arm of the spherical hinge
curved part is turned back
16. 40 N. of m.
always replace
17. Forward plug of diameter of a back suspension bracket
18. Spherical hinge
19. 40 N. of m.
always replace
20. Suspension bracket rack
the rack of the wheel bearing is removed from a suspension bracket rack on release cars after January, 1989
21. External trailer part of cross draft
22. Lock-nut
before an inhaling install cross draft on the external hinge

The spring / Shock-absorber / Wheel bearing – for all-wheel drive models
1. The wound cap, 180 N. of m.
2. Shock-absorber
if it is necessary, shock-absorbers it is possible
to replace separately
check operation of shock-absorbers, having stretched and having squeezed them hands (at the same time hold them in vertical position), resistance of the shock-absorber has to be equal and identical on all piston stroke;
smortizator which were stored for some time need to be pumped over several times
3. Rack of the wheel bearing
do not grease an installation site of the wheel bearing before installation of the bearing
4. Lock ring
check the accuracy of installation of both lock rings
5. Spherical hinge
6. 40 N. of m.
always replace
7. 75 N. of m.
always replace
8. Wheel bearing
always replace (the bearing collapses at removal)
9. Wheel nave
10. 10 N. of m.
11. Antisplash guard
12. 50 N. of m.
squeeze a spring before removal of a nut
13. Rack support
14. Spring cover
15. Spring
16. Rigid emphasis
17. Plug

Suspension bracket rack – for all-wheel drive models
1. 50 N. of m.
2. Rack support
3. Spring cover
4. Spring
color designation on a spring is placed on the party turned down
5. Rigid emphasis
6. Cover
7. The wound cap
180 N of m.
8. Shock-absorber
if it is necessary, shock-absorbers can be replaced separately
check operation of shock-absorbers, having stretched and having squeezed them hands (at the same time hold them in vertical position), resistance of the shock-absorber has to be equal and identical on all piston stroke;
shock-absorbers which were stored for some time need to be pumped over several times
9. Shock-absorber rack

Rack of the wheel bearing – for all-wheel drive models
1. Rack of the wheel bearing
you do not apply lubricant on a bearing installation site before its installation
do not expand a nest of the spherical hinge in a rack of the wheel bearing at removal of the spherical hinge
precisely level a rack of a forward suspension bracket after installation
2. Antisplash guard
3. Wheel bearing
the party of the bearing with a big internal diameter has to be turned to a wheel nave
4. Wheel nave
remove an internal holder of the wheel bearing
5. Lock ring
is not established since January, 1989
6. 10 N. of m.

The suspension bracket / Half shaft – for all-wheel drive models is resistant

1. Epiploon
remove a protective film
establish by the sticky party to the hinge
2. Half shaft
sticks together with a wheel nave
3. Plate
4. 45 N. of m.
5. Poperchny draft
6. 40 N. of m.
always replace
7. The lever of a back suspension bracket with an arm of fastening of the spherical hinge
8. 5 N. of m.
always replace
9. 320 N. of m.
twist / turn off only when the car costs on the earth
10. Suspension bracket rack
11. Emphasis
12. Washer
13. 60 N. of m.
always replace
14. Cap

Removal of a rack of a suspension bracket
Prevention

Racks of a suspension bracket it is necessary remove in turn, otherwise brake hoses will be stretched and damaged.


PERFORMANCE ORDER
1) the car costs on the earth
2) remove finishing of a luggage carrier
3) remove a protective plate
4) turn off a nut of fastening of a rod of the piston of the shock-absorber (hold the shock-absorber in vertical position by means of the tool 3079)
5) lift the car
6) remove a bolt of the lower fastening (it is specified by an arrow)