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What causes the sudden loss of power steering in a Peugeot 307?

1 Answers

AmyMarie

07/30/25 5:38am

The sudden loss of power steering in a Peugeot 307 can be caused by a leaking power steering booster, insufficient power steering fluid, or a damaged power steering pump. For hydraulic power steering systems, it is necessary to check whether the power steering pump belt is too loose or has come off. For electronic power steering systems, it is also important to inspect the motor or wiring for any issues. Below is an extended explanation: 1. Introduction to power steering: It assists the driver in adjusting the vehicle's direction, reducing the effort required to turn the steering wheel. Power steering also plays a role in the safety and fuel efficiency of the vehicle. Currently, the power steering systems installed in vehicles can be broadly categorized into three types: mechanical hydraulic power steering systems, electro-hydraulic power steering systems, and electric power steering systems. 2. Introduction to hydraulic power steering systems: Mechanical hydraulic power steering systems generally consist of components such as a hydraulic pump, oil pipes, pressure and flow control valve bodies, V-belts, and a fluid reservoir. This system operates continuously, whether the vehicle is turning or not, and requires the hydraulic pump to output more power during low-speed, large-angle turns to provide greater assistance.

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