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
   + 9.3. Wheels and tires
+ 10. Brake system
+ 11. Steering
+ 12. Body, salon
+ 13. Air conditioning system
+ 14. Electric equipment






9.1.1. Elimination of resonance / vibration of a cross-piece (4-cylinder models)

GENERAL INFORMATION

Arrangement of elements

1. Fastening of the engine

2. Cross-piece

3. Balance weight

4. Plug

The rumble or the buzz of a cross-piece appearing at increase in turns of the engine up to 1800–2000 rpm can be caused by vibration of a cross-piece.

Further the description of operation of installation of a balance weight for elimination of resonance / vibration of a cross-piece of a forward suspension bracket is provided.
PERFORMANCE ORDER
1) remove the left fixing arm of the sound filter
2) remove the lower nut and a washer of the left fastening of the engine
3) clear a carving of bolts of fastening of the engine
4) apply a glue layer on a carving of bolts of fastening
5) detail of D 000 600
6) establish a balance weight, a detail 893 199 333 and the plug, a detail 893 199 467
7) inhaling moment: 40±5 N. of m.
8) establish into place all removed elements upside-down of removal