Note. When measuring the position of the body in height and adjusting the angles of the installation of the front wheels, it is necessary to use special equipment from the company "Mercedes-Benz".
1. In the engine compartment, unscrew the nuts securing the shock absorber to the upper body support and remove the washer and rubber bushings.
2. Apply the parking brake, raise the front of the vehicle and jack it up. Remove wheels.
3. Compress the spring with a trolley jack, placing it under the lower arm.
4. Install a compression tool on the spring, which should capture nine coils of the spring.
5. Compress the spring from both sides. A jack can be used to ease compression under the lower arm.
6. Lower the suspension arm and remove the spring from the vehicle along with the upper mounting rubber cushion.
7. Turn the rubber cushion to the left and remove. Install the spring lengthwise between the jaws of the vise and gradually loosen the clamping bolt of the fixture
8. Clean the upper and lower spring seat and check that the drain hole in the lower support cup is not clogged.
9. Inspect a clean spring and, if necessary, replace it with an appropriate one. It is recommended to change both springs at the same time.
10. Installation is made in an order, the return to removal. In this case, make sure that the lower coil of the spring is installed in the groove provided for it in the lower support cup. When tightening the shock absorber mounting nuts, the front suspension must be loaded with the weight of the vehicle.