| Cause of malfunction | Method of elimination |
| Increased steering wheel play and knocking in the steering | |
| Loosening of steering gear mounting bolts | Tighten the bolts |
| Wear of the ball joints of the steering rods | Replace the hinges |
| Steering shaft cardan joint wear | Replace the intermediate shaft with cardan joints |
| Steering wheel is hard to turn (insufficient gain) | |
| Power steering pump drive belt slippage | Replace the belt |
| Damage to the pump drive belt | Same |
| Insufficient working fluid level | Restore the fluid level to normal |
| Air entering the hydraulic system | Remove air (see "Replacing the working fluid and bleeding the power steering system") |
| Kinked or damaged hoses | Remove kinks or replace hoses |
| Insufficient power steering pump pressure | Fix the problem or replace the pump |
| Increased internal leaks in the pump | Replace the pump assembly |
| Increased fluid leaks from the steering gear | Replace defective parts |
| Misalignment or damage to steering gear or distributor seals | Replace the seals |
| Steering wheel returns to center position unclear | |
| Difficulty turning inner joints and/or tie rod end joints | Replace the tie rod ends |
| Steering shaft universal joint and/or seal wear | Fix the problem or replace it |
| Deformation of the steering rack | Replace the steering gear |
| Gear bearing damage | Same |
| Kinked or damaged power steering hoses | Remove kinks or replace hoses |
| Damage to the pressure regulating valve | Replace the pressure regulating valve |
| Damage to the pump rotor shaft bearing | Replace the pump assembly |
| Noise (knocking) in the steering | |
| Contact of power steering hoses with the body | Route and secure hoses correctly |
| Loosening of the steering gear mount | Tighten the fastener |
| Looseness of the steering rods and/or ball joints of the rod ends | Same |
| Wear of ball joints | Replace worn parts |
| Increased noise from the power steering pump Insufficient level of working fluid | Increased noise from the power steering pump Restore the fluid level to normal |
| Air entering the hydraulic system | Remove air (see "Replacing the working fluid and bleeding the power steering system") |
| Loosening of pump mounting bolts | Tighten the bolts |
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