What Causes the Noise When Turning the Steering Wheel to Full Lock?

1 Answers
CoraAnn
07/30/25 4:01am
Noise when turning the steering wheel to full lock occurs because the power steering pump is damaged, preventing the power steering fluid from circulating or causing obstruction. Solutions: 1. Try to avoid holding the steering wheel at full lock for extended periods; 2. If full lock is necessary, keep the duration as short as possible to avoid damaging the power steering pump. The power steering pump is a component that enhances and stabilizes vehicle performance, primarily assisting the driver in adjusting the vehicle's direction. When the car is turning, the torque sensor detects the steering wheel's torque and intended direction of rotation. These signals are sent to the electronic control unit via the data bus. Based on the transmitted torque, intended direction, and other data signals, the electronic control unit issues commands to the motor controller. The motor then outputs the required amount of rotational torque, thereby providing power steering assistance.
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