In case of increased oil consumption or its leakage in the area of the rear axle gearbox, it is necessary to check the gearbox seals (pic. 14.21).
Replacement of non-asbestos gasket (2) the rear cover of the gearbox must be carried out in the following order. Drain the oil and remove the rear axle gearbox. Turn away the bots (3) and remove them together with spring washers (4)
Remove cover (pic. 14.22) rear axle gearbox. Clean the sealing surfaces of the crankcase and rear axle gear cover.
Replace seal (2, see fig. 14.21) gearbox housing. bolts (M10; 8.8) tighten the cover fasteners to a torque of 45 Nm (4.5 kgf·m), bolts (M10; 10.9) – torque 55 Nm (5.5 kgf·m), M10 bolts («215k») torque 90 Nm (9.0 kgf·m).