When the power steering fluid is insufficient, air may be mixed into the hydraulic system, causing the hydraulic pump to make abnormal noises when it is running. These noises are usually manifested as sharp hissing or whistling sounds, which are more obvious when turning the steering wheel.

Hydraulic power steering rack (HPS Rack) is the most common type of steering system in traditional fuel vehicles. Its core is to provide steering assistance through hydraulic pressure. This rack usually works with a hydraulic pump, oil pipe, valve and hydraulic oil tank.

For those car fans who pursue the purest and most direct driving feeling, the mechanical steering system is undoubtedly the best choice. It provides the most realistic road feedback and control feeling, and is suitable for sports driving with high requirements on road conditions.

Most standard auto insurance policies do not cover the natural wear and tear or mechanical failure of the rack and pinion due to long-term use. This type of damage is usually considered the owner's responsibility and needs to be repaired at their own expense.

Causes of rack and pinion damage: Vehicle wear and aging Inadequate lubrication of the rack and pinion Failure of the hydraulic system (in hydraulic steering racks) Improper driving habits External shocks and damage

The time required to replace a rack and pinion varies depending on the vehicle model, system design, working environment and technical proficiency. Generally speaking, it usually takes a professional technician 3 to 5 hours to complete this task under ideal conditions.

For light vehicles and small cars, rack and pinion steering systems usually provide sufficient handling performance and driving comfort. For heavy vehicles or large SUVs, power steering systems are particularly important. The weight and size of heavy vehicles make steering operations more difficult.

Recalling vehicles: Honda will recall Honda Civics produced between April 6, 2021 and August 17, 2023. Problem: Improper assembly of the Honda Civic's steering rack may cause the tire and/or tire chain to rub against the vehicle's lower suspension or tire rod end, resulting in tire damage.

In hydraulic steering racks, the modulus of the rack and pinion is usually selected within a certain range to balance accuracy, strength and manufacturing cost. Generally speaking, rack and pinion with a modulus between 2 and 4 mm are more common.

When the rack and pinion are loose, the driver may feel that the steering wheel is abnormally loose. When the steering wheel is turned, the response of the vehicle becomes sluggish, and even more turning angles are required to cause the wheels to move.