Why Has the Electric Power Steering Become Heavier Than Before?

1 Answers
LaRuth
07/29/25 6:35pm
Electric power steering becoming heavier than before is caused by insufficient lubrication in the steering gear, low tire pressure, a depleted battery, a malfunctioning power booster, or insufficient tire pressure. Additionally, issues such as blown fuses, wiring problems, or short circuits to ground in the electric power system should be ruled out. The cause can be identified step by step based on the fault response. A characteristic of electric power steering is that it adjusts the level of assistance based on vehicle speed. At higher speeds, the steering wheel feels heavier, while at lower speeds, it feels very light. The working principle of electric power steering involves replacing the traditional hydraulic power steering with a combination of sensors, electric motors, and gear sets, preventing steering fluid leakage due to excessive steering maneuvers and avoiding vehicle malfunctions.
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