Noise of gear wheels

Old greasing or water impurity in it

Replace greasing

Insufficient greasing

Add

The lateral backlash between a leading gear wheel of conic transfer and a gear wheel is badly adjusted

Adjust

Wrong contact of a teeth in a hook between a leading gear wheel and a gear wheel

Adjust or replace

Fixing bolts of a gear wheel of conic transfer are weakened

Replace or tighten

The lateral gear wheel (gear wheels) or lateral tooth gearing is damaged

Replace

Bearing noise

(Constant noise) Old greasing or a water impurity in it

Replace greasing

(Constant noise) Insufficient greasing

Add

(Noise at накате) Is damaged the bearing () a conic gear wheel

Replace

(Noise at turn) Is damaged the lateral bearing () differential or the bearing () axes

Replace

Oil leak

The oil epiploon is worn out or damaged

Replace

It is too much oil

Adjust oil level

Bolts of the holder of differential are weakened

Replace or tighten

Error of the switch of a full drive \drive on two wheels

The faulty actuator

Replace

Malfunctions in a control system of a full drive

Check up, how it is described in the Table of diagnostics of a control system by a full drive