What Causes the Power Steering Warning Light to Illuminate?

1 Answers
LaRebecca
07/29/25 5:20pm
The reason the power steering warning light illuminates is due to a malfunction in the power steering system. Power steering systems are categorized into electro-hydraulic power steering systems, mechanical hydraulic power steering systems, and electric power steering systems. The working principle of a car's power steering system is as follows: after the drive wheel rotates the rotor, the vanes expand under centrifugal force and form a working chamber together with the stator, rotor, and oil distribution plate. High-pressure oil discharged from the pressure plate enters the steering gear through the steering oil pipe, providing steering assistance. Common faults in a car's power steering system include: 1. Abnormal noises during steering; 2. Steering gear oil leakage; 3. Difficulty in returning the steering wheel to its original position.
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