Attention! On a vehicle with an air spring, remove the fuse for the air supply system to prevent it from tripping and relieve the air pressure in the system.
Remove rear silencer. By car with engine «M57» remove the exhaust system and disconnect the rear heat shield. Remove the parking brake cable from the holders and disconnect the shock absorber from the rocker arm.
Support the rear axle beam with tools «00.2.030», «00.2.040», «33.4.221» And «33.4.226» (pic. 14.43).
Completely unscrew the left and right screws and screw them in again four turns (arrows, see fig. 14.45). Unscrew the bolt of the rubber-metal joint to be replaced and lower the jack.
Assemble fixture «33.4.140», made up of fixtures «33.4.148», «33.4.149» And «33.4.145» (pic. 14.47). On fixture «33.4.148» fasten the plates in accordance with the diameter of the rubber-metal hinge - «A», with a diameter of 80 mm, and «IN», with a diameter of 95 mm.
Unscrew the handle (1, fig. 14.48), if necessary, install on the fixture «33.4.145» nozzle (3), by securing it with a new screw (2).
Install fixture «33.4.140» with fixtures «33.4.155», «33.4.156» And «33.4.158» into the grooves of the hinge (dark arrows, fig. 14.49).
Make sure that the tool properly supports the rear axle beam bushing. Using an industrial hair dryer (with a maximum air heating temperature of 600°С), heat the hinge bush for 2 minutes with hot air to a temperature of about 80°C and remove the rubber-metal hinge (light arrow), by turning the nut (1).
Attention! Arrows (1, fig. 14.50) or stops (2) the middle bushing of the hinge to be installed must be parallel to the axis of the vehicle (F). The maximum allowable deviation is no more than±7°.
Lubricate the new rubber-to-metal joint with Circolight. Using fixtures «33.4.155», «33.4.156», «33.4.157» And «33.4.159» (pic. 14.51), press in the rubber-metal joint.
Damaged threads in the bushings on the body side can be repaired with M14x1.5x18 wire helix thread inserts. Threaded wire spiral inserts must be installed so that they do not protrude beyond the threads.
Bolt (M14x1.5x138) fasten the hinge tighten to a torque of 163 Nm (16.3 kgf·m).