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7. Transmission

General information
 Torque transmission
Coupling
 Hydraulic drive of coupling
 Wear of coupling
 Coupling check
 Coupling pulls
 Check of wear of details of coupling
 Visual check of a hydraulic actuator of coupling
 Pumping of a hydraulic actuator of coupling
 Coupling repair
 Possible malfunctions of coupling, their reason and ways of elimination
Mechanical box of gear shifting
 Adjustment of the mechanism of switching
 Check of level of oil in a gear shifting box
 Check of tightness of the mechanical transmission
Automatic Transmission (AT)
 Principle of work of AKP
 Hydrotransformer
 Check of AKP
 Possible malfunctions of AKP, their reason and ways of elimination
Driveshaft
 Removal of the driveshaft
Differential
 Purpose of differential
 Check of level of oil in differential
Shaft of the drive of back wheels
 Noise in shaft of the drive of back wheels
 Check of a condition of antisplash covers of shaft of the drive of back wheels
 Removal and installation of a shaft of the drive of a back wheel
 Dismantling of a shaft of the drive and replacement of antisplash covers
4Matic (the all-wheel drive version) (only on certain models with the petrol engine)