1. The steering wheel is hard to turn
- a. Uneven tire pressure. Bring it up to standard
- b. Insufficient fluid level in the power steering reservoir. Add liquid
- c. Jamming of the steering rod end joints or ball joints of the front suspension. Replace the corresponding hinges
- d. Incorrect front wheel alignment angles. Install or contact service
- e. Wear of the steering mechanism. Check with the service center
- f. Steering column bearings seized. Check
2. Too much free play in the steering wheel
- a. The steering gear is out of order. Check at the service station
- b. The tie rod end joints have come loose or are worn out. Check the hinges and replace if necessary
- c. The front wheel hub bearings are damaged or have increased play. Replace bearings
- d. The fastening of the front suspension parts has become loose
- e. The steering wheel mount has become loose (unlikely)
- f. The steering gear has become loose (possibly after repair)
- g. Steering wear. Replacement will likely be required
Information copied from the website MercedesMan.ru
3. Vibrations of the steering wheel when driving
- a. See 1a
- b. See 1b
- c. See paragraphs 2b to 2d
- d. See 2e to 2g. Also: wheels not balanced (perhaps the balancing weight has come off) or the tire pressure is not correct. Set normal pressure and balance the wheels
- e. Fatigue or even breakage of the front suspension springs. Replace one or both springs
4. The car pulls to the side
- a. See 1a
- b. See 1b
- c. See 2c
- d. The wheel mounting bolt has come loose
- e. See 3d
- f. See 3e
- g. The brakes work unevenly. Check the brakes
- h. Wheel alignment is incorrect. Contact the service station
5. The steering wheel does not return to the straight position
- a. See points 1a to 1f
6. Increased tire wear
- a. See paragraphs. from 1a to 1d
- b. See paragraphs 2b to 2d
- c. See paragraphs 3d to 3e
- d. See paragraphs 4g to 4i
7. Knocking in the steering column
- a. See 1f
- b. See 2b
- c. See 2e
- d. See 2f
8. Power steering failure
- a. Check the fluid in the tank
- b. It is necessary to bleed the hydraulic drive system
- c. Drive belt breakage. Other malfunctions will also indicate this
- d. Power steering pump malfunction
- e. The system hoses are pinched, damaged or torn
- f. Insufficient pressure in the system. Check at the service station
9. The fluid level in the power steering reservoir is constantly dropping
- a. Leaks in the steering gear area, hose connection points, poor rack sealing. Check and fix or contact a service station