Front suspension — general information The suspension is the connecting link between the body and the wheels. Through it, the forces acting on the wheels are transmitted to the body. The elements included in the suspension soften dynamic loads, reduce body...
Front suspension — technical data Springs Cylindrical coil spring. Deflection when applying a force of 100 kg, mm: cars with gasoline engines 20.5 cars with diesel engines 19 Anti-roll bar The anti-roll bar, which is a rod bent accordingly, is made of...
Shock absorber Note. When installed on the same vehicle axle, it is necessary to use springs and shock absorbers with the same technical characteristics. If it is necessary to replace one spring or shock absorber, it is also necessary...
Spring and shock absorber strut Pic. 10.1. Steering knuckle mounting elements: 1 - bolts for fastening the lower part of the shock absorber strut; 2 - fastening the ball joint of the tie rod end; 3 - fastening the ball joint of the lower arm; 4 -...
Front suspension lower arm Removal Remove the wheel. Using a Tav 476 puller, disconnect the tie rod end from the steering knuckle (pic. 10.7). Remove the front right floating brake caliper bracket and secure it to the suspension spring to protect...
Replacing the silent block of the lower arm Remove the front suspension lower arm. Attention. During the process of replacing the silent block, it is necessary to maintain the lower arm of the front suspension in a position in which the ball joint pin is directed...
Replacing the lower arm ball joint Attention The ball joint can only be replaced once, after which the lower front suspension arm must be replaced. Ball joints supplied as spare parts have an identification mark (cutout on the supporting surface). A ball...
Front wheel steering knuckle and bearing Note. Since significant force is required to press in the outer ring of the hub bearing, if this ring has been removed, the entire bearing must be replaced, since the bearing raceway will be damaged. Removal Disconnect...
Stabilizer lateral stability Removal Place the vehicle on a 4-post lift. Remove three bolts (1, fig. 10.24) fastening the sub-frame reinforcement, loosen the bolt (2) and turn the amp up. Pic. 10.24. Bolt Location (1 and 2) fastening the amplifier...
Sub-frame Removal Disconnect the cable from the negative terminal of the battery. On cars with Z and G engines, remove the exhaust pipe and disconnect the torque rod On vehicles with F engines, disconnect the torque rod, remove...
Underbody check points The height of the control points of the lower part of the body is measured with the vehicle unloaded, standing on a flat horizontal platform with a full fuel tank and normal air pressure in the tires.
Influence of front wheel alignment angles Front wheel alignment angles affect vehicle stability on the road and tire wear. Camber It is important to compare the camber angles of the right and left wheels. The presence of a difference between the two sides of...
The principle of checking the alignment angles of the front wheels Preliminary checks Before checking wheel alignment, do the following: check the condition and size of tires, tire pressure and degree of wear; check the condition of the hinge joints, silent blocks and elastic supports,...
Checking and adjusting the angles of the front wheels Wheel alignment angles are an important parameter when operating a vehicle and significantly affect vehicle stability, tire wear and fuel consumption. Due to the design of the front suspension, a change in one of the...
Front suspension diagnostics Malfunction Possible reasons Incorrect caster angle The suspension arm is deformed. The side member or sub-frame is deformed «Included angle» correct, but the camber and lateral tilt angles of the wheel are incorrect...