What causes the steering wheel of the A6L to make noise?
1 Answers
Audi A6L steering wheel noise when turning may be caused by the following reasons: 1. Aging of the steering tie rod ball joint; 2. Leaking dust cover of the steering gear; 3. Dirty power steering fluid. Below are the classifications of power steering systems: 1. Mechanical Hydraulic Power Steering System: Main components: Generally consists of a hydraulic pump, oil pipes, pressure and flow control valve body, V-belt, oil reservoir, etc. 2. Electro-Hydraulic Power Steering System: Main components: Oil reservoir, power steering control unit, electric pump, steering gear, power steering sensor, etc., where the power steering control unit and electric pump are integrated into one structure.