What Causes the Noise in the Power Steering Pump?

1 Answers
VanOlivia
07/30/25 3:27am
The noise in the power steering pump may be caused by the pressure relief valve operating, a clogged filter, a faulty power steering pump, or insufficient power steering fluid. Below are the specific details: Pressure Relief Valve Operating: The sound produced when the pressure relief valve is operating is normal; Clogged Filter: A clogged filter can cause the pump to make noise. Over time, the oil reservoir with a filter can become clogged with dust, debris, or oil sludge, requiring the filter to be cleaned; Faulty Power Steering Pump: Issues with the power steering pump, such as air intake, leaking high-pressure oil pipes, or problems with the oil reservoir, require repair at a 4S shop; Insufficient Power Steering Fluid: If there is insufficient power steering fluid, simply add more. When adding fluid, be careful not to mix different types of oil, as mixing power steering fluids can accelerate oil degradation, increase mechanical wear, and potentially lead to mechanical failures.
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