Audi 100/A6

1990-1997 of release

Repair and car operation



Audi 100/A6
+ 1. Maintenance instruction
+ 2. Maintenance
+ 3. Engines
+ 3.2. Diesel engines
+ 3.3. Removal and partition of engines
+ 4. Cooling system
+ 5. Heating and ventilation
+ 6. Fuel system
+ 7. Exhaust system
+ 8. Systems of start, ignition
- 9. Transmission
   - 9.1.2. Technical characteristics
      9.1.3. Pumping of hydraulic system of a drive of switching off of coupling
      9.1.4. Coupling adjustment
      9.1.5. Coupling pedal
      9.1.6. Main cylinder of a drive of switching off of coupling
      9.1.7. Working cylinder of a drive of switching off of coupling
      9.1.8. Disk of coupling and casing
      9.1.9. Vyzhimna bearing and lever
      9.1.10. Malfunctions of coupling
   + 9.2. Mekhnichesky transmission
   + 9.3. Automatic transmission
+ 10. Brake system
+ 11. Suspension brackets, steering
+ 12. Body
+ 13. Electric equipment
+ 14. Good advice


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9.1.10. Malfunctions of coupling

GENERAL INFORMATION

REASON
ELIMINATION METHOD

The pedal of coupling does not come back to a starting position (on cars with a coupling hydraulic actuator)

Air hit in a hydraulic actuator, level of working liquid is lower than norm Restore level of working liquid to normal, remove air from a hydraulic actuator.
Prikhvat of pistons in the main thing or the working cylinder. Leakage of working liquid in the main thing or the working cylinder Replace faulty details, remove air from a hydraulic actuator.
The same (on cars with a mechanical drive of coupling)
Jamming of a cable of a drive of coupling. The self-regulation mechanism (is faulty at its existence) Replace a cable.
The same (all cars)
The returnable spring (is faulty at its existence) Replace a returnable spring.
Jamming of a pedal of coupling To clear and grease a pedal axis. If necessary to replace the plug.
Jamming of a fork of switching off of coupling on a coupling case To clear sharnirny knot of a fork. To execute necessary repair.
Slipaniye or the raised friction between details in a coupling basket To clear and grease sliding places. To execute necessary repair.
Raised люфт the bearing of switching off of coupling on the directing plug, прихват the bearing To replace directing plug and the bearing of switching off of coupling.
Breakage of a diafragmenny spring of a press disk To replace a press disk assembled.
Too "rigid" pedal of coupling (on cars with a mechanical drive of coupling)
Jamming of a cable of a drive of coupling. Cable corrosion in a cover. The self-regulation mechanism (is faulty at its existence) To replace a drive cable.
Jamming of a fork of switching off of coupling on a coupling case To clear and grease sharnirny connection. To replace the plug.
The same (all cars)
Jamming of a pedal of coupling. To clear and grease sharnirny connections. To replace the plug. Before check disconnect a pusher of the main cylinder or a drive cable from a pedal
Jamming of a peripheral spring. Defect of a peripheral spring To clear and grease sharnirny connections. To replace a spring.
The increased elasticity of a returnable spring (at existence). The improper returnable spring is established To establish a returnable spring of the necessary type.
The same (all cars)
Increase of the effort necessary for switching off of coupling because of wear of frictional slips Inform the customer: the effort of switching off of coupling increases at increase in wear.
Slipaniye or the raised friction between details in a coupling basket If the distance from heads of rivets to a surface of a slip exceeds 0,1 mm, replace a conducted disk of coupling.
Raised люфт the bearing of switching off of coupling on the directing plug, прихват under To clear and grease interfaced details. Worn-out directing plugs to replace.
Wear of contact surfaces of the bearing of switching off of coupling and fork of switching off of coupling To replace worn-out details.
On a press disk improper springs are established To establish springs with the corresponding number according to the catalog.
Jamming of a nave of a conducted disk of coupling on shlitsa of primary shaft of a check point To check existence of defects on a nave of a disk and shlitsa of a shaft (задиров). If necessary conducted disk to replace. To clear shlitsa of a nave and a shlitsa of primary shaft of corrosion and the greasing remains. To grease with a thin layer of G 000 100 greasing of a shlitsa of primary shaft. Remove excess of greasing, moving a conducted disk on shlitsa of primary shaft in both parties.
The increased noise at coupling switching off (on cars with a mechanical drive of coupling)
Noise of transmission get to salon through a cable of a drive of coupling To replace antinoise details of a body, or to strengthen them additional antinoise protection.
Noise of transmission get to salon through a cable of a drive of coupling (a zalipaniye, the raised friction, a raspleteniye) To replace a drive cable.
At completely squeezed out pedal of coupling the diafragmenny spring of a press disk touches a conducted disk of coupling (a free wheeling of a pedal of coupling less norm) To adjust a free wheeling of a pedal of coupling.
The self-regulation mechanism (is faulty at its existence) To replace a drive cable.
Greasing of rubbing surfaces of a press disk of coupling and diafragmenny spring is necessary To grease contact surfaces with a thin layer of G 000 100 greasing. Worn-out details to replace.
Jamming of a pedal of coupling, the pedal axis is bent To clear and grease a pedal axis. If necessary to replace the plug.
Jamming of an axis of a peripheral spring because of the raised friction, coaxiality violation To clear and grease an axis.
The increased noise from a returnable spring (if it is provided by a design) To grease a spring axis.
Defect of the bearing of switching off of coupling or bearing holder, wear of a contact surface (buckling) It is usually eliminated with bearing replacement. To replace the damaged directing plugs.
Defect of contact surfaces of a press disk (bend or breakage of edges of petals of a diafragmenny press spring). Violation of centering of the bearing of switching off of coupling To replace press a disk. To check a condition of the bearing of switching off of coupling and a bearing holder. If necessary replace. To check a condition of aligning plugs.
Wear of the directing bearing of the crankshaft (if is available), not coaxiality of installation of the engine and a check point To replace the bearing, to put greasing on the basis of a molybdenum disulfide. To check a condition of the aligning plug.
The wrong installation of a conducted disk of coupling To establish a conducted disk correctly.
The conducted disk which type does not correspond to this coupling is established To establish a disk of the necessary type.
The gnash at transfer or backing inclusion, jams the gear shifting mechanism, gear shifting is impossible, coupling does not work (at cars with a coupling hydraulic actuator)
Fall of level of working liquid. Air hit in a hydraulic actuator. Leakage of liquid from the working or main cylinder, elasticity of walls of a tube of a hydraulic actuator. Wrong adjustment of a fork of switching off of coupling To check a hydraulic actuator. To restore level of working liquid, to pump over a hydraulic actuator. To replace faulty details. To restore level of working liquid, to pump over a hydraulic actuator. It is correctly to adjust.
The same (on cars with a mechanical drive of coupling)
Not coaxiality of details To replace faulty details.
The free wheeling of a pedal exceeds norm To check a free wheeling of a pedal, if necessary to adjust.
The cable of a drive which is not corresponding to this coupling (the increased length) is established To establish a cable of a drive of the necessary type.
Jamming of a cable of a drive The self-regulation mechanism (if is available) is faulty. To replace a cable.
The same for all cars
Insufficient course of a pedal of coupling (stirs a rug or a covering under a pedal). Coupling completely is not squeezed out Inform the customer.
The gnash is caused only by gearing of a gear wheel of a backing Inform the customer. Before inclusion of a backing to squeeze out a pedal of coupling and to wait for 3-6 seconds depending on diameter of a conducted disk. At first should stop primary shaft of a check point with a conducted disk.
Wrong adjustment of the mechanism of gear shifting To check, if necessary to adjust.
Greasing of a support of the lever of gear shifting is necessary. Violation of the correct landing of details of the mechanism of gear shifting. To grease the gear shifting mechanism, to replace faulty details.
Zalipaniye or the raised friction of a conducted disk of coupling on shlitsa of primary shaft. Corrosion of a nave of a conducted disk or damage at installation. Violation of centering of a nave of a conducted disk To check shlitsa of a nave on absence of the destructions, if necessary conducted disk to replace. To remove corrosion and the greasing remains from a nave and with шлицов primary shaft. On a shlitsa of primary shaft to put very thin layer of G 000 100 greasing. To remove excess of greasing by disk moving on primary shaft in both parties. If the nave is not aligned, check position of aligning plugs. Check a condition of the bearing of switching off of coupling, a holder of the bearing, a press disk and directing bearing of the crankshaft. If necessary to replace.
Too small vystupaniye of a press disk (the disk of improper type is established) To replace press a disk.
Defect of the directing bearing of the crankshaft. Primary shaft of a check point rotates at the switched-off coupling To check a condition of aligning plugs. If necessary to replace. To check a condition of primary shaft of a check point.
Violation of mutual centering of the engine and check point (there are no aligning plugs), because of which ring of a conducted disk sdeformirovano Defect of the directing bearing of the crankshaft. Before check point installation to establish aligning plugs. To check a condition of a conducted disk, a press disk and directing bearing (if is available). If necessary to replace.
Wear of frictional slips because of transfer inclusion on the raised turns, i.e. switching on a low gear at a high speed of movement To replace a conducted disk, to inform the customer.
Wear of frictional slips because of deliberate pro-slipping by coupling at dispersal Defect of synchronizers and / or gear shifting mechanism. To repair a check point.
Wrong installation of a press disk. Deformation of a conducted disk because of the wrong driving. To check a condition of details. If necessary to replace. Check the provision of adjusting hairpins. If after this replacement the gnash does not vanish, check a condition шлицов on a nave of a conducted disk and freedom of a provorachivaniye of primary shaft of a check point, to check a condition of the directing bearing (if is available) crankshaft, to repair a check point.
The same for all cars
The gnash is distributed on the 2nd transfer, and only at cold transmission Inform the customer. If necessary replace oil in a check point, having filled in oil with bigger viscosity.
The increased thickness of a conducted disk To replace a conducted disk.
Sticking of a conducted disk to a flywheel owing to corrosion (the car a long time was not maintained, high relative humidity) Slightly to smooth out adjacent surfaces. At strong corrosion to replace details.
Coupling slips (cars with a coupling hydraulic actuator)
The piston of the main thing or the working cylinder does not come back to a starting position To replace the main or working cylinder. To replace working liquid, to pump over a hydraulic actuator.
The same (cars with a mechanical drive of coupling)
Wrong adjustment of a cable of a drive (insufficient free wheeling of a cable) To adjust a cable. If necessary to replace with a cable of the necessary type.
The self-regulation mechanism (is faulty at its existence) If necessary to replace a cable.
Cable jamming If necessary to replace a cable.
The same (all cars)
Are established conducted and press a disk of inappropriate type To replace with disks of the necessary type.
Wear of a conducted disk, burning out of a press disk, formation of furrows owing to an overheat, deformation of a press disk because of the wrong installation, weak effort of a press disk. The wrong driving at normal wear To replace conducted and press disks. To inform the customer.
The raised friction of details of transmission, zalipany drafts of a pedal To clear and grease sharnirny connections, if necessary to repair.
Zamaslivaniye of coupling and flywheel disks. Wear of an epiploon of the crankshaft. Greasing hit on rubbing surfaces because of excessive greasing of a nave of a conducted disk To replace a conducted disk. To clear contact surfaces of a press disk and a flywheel. To replace a crankshaft epiploon, to remove excess of greasing from primary shaft.
The wrong installation of a conducted disk To establish a disk correctly. To check a condition of a conducted disk. If necessary to replace.
Coupling "conducts", breakthroughs at in a start of motion (cars with a coupling hydraulic actuator)
Wrong adjustment of coupling It is correctly to adjust.
Air hit in a hydraulic actuator, defects in the main and working cylinders To replace faulty details. To check level of working liquid, to pump over a hydraulic actuator, to check existence of leaks.
The pusher of the main thing or the working cylinder does not come back to a starting position To replace faulty details. If necessary to replace working liquid. To pump over a hydraulic actuator.
The same (cars with a mechanical drive of coupling)
Cable jamming To replace a cable.
Pedal jamming. Before check to disconnect a cable from a pedal. To clear and if necessary to grease sharnirny connections. If necessary to replace the plug.
Jamming or the raised friction of a fork of switching off of coupling To clear and grease sharnirny connections. If necessary to replace the plug.
The same (all cars)
Unstable operation of the engine Check engine adjustment, eliminate the reason.
Errors of driving: too small turns at dispersal Inform the client.
The conducted disk of inappropriate type is established To replace a disk.
Noise idling
Breakage of dempfiruyushchy springs To replace a conducted disk.
On a conducted disk there is no dempfiruyushchy plate (the increased noise idling) To establish a dempfiruyushchy plate.
Deformation, breakage or ovality of a press disk To replace press a disk.
Unstable operation of the engine Check engine adjustments, eliminate the reason.
Violation of the correct position of the engine because of softness of details of its suspension bracket Check engine mount details. If necessary replace.
Shock-absorbers are faulty To replace shock-absorbers.
Zamaslivaniye of frictional overlays of a conducted disk, contact surfaces of a press disk and a flywheel Establish the reason of hit of oil. If necessary execute repair. To replace a conducted disk. To clear press a disk and a flywheel.
Raised люфт the bearing of switching off of coupling on the directing plug (non-uniform distribution of the effort operating on a diafragmenny spring of a press disk) To replace the bearing and directing plug. To check a condition of details and sharnirny connections.
Non-uniform work of a press diafragmenny spring because of raised люфта the bearing of switching off of the coupling causing non-uniform distribution of effort on a contour of a diaphragm To check a surface of a prileganiye of frictional overlays of a conducted disk to a basic surface of a flywheel and a condition of a diafragmenny spring. If necessary to replace press a disk. To replace the bearing and directing plug.
Deformation of a basket of coupling in the course of assembly therefore the correct provision of a press disk is broken To clear a flywheel and press a disk of greasing. At detection of serious destructions (задиров, traces of an overheat, grooves) to replace. To remove greasing from a nave and with шлицов primary shaft. To apply a thin film greasings G000 100 on a shlitsa of primary shaft. To remove excess of greasing by moving of a conducted disk on primary shaft in both parties.