What Causes Heavy Steering in a New Car with Electric Power Steering?

1 Answers
McJessica
07/30/25 6:44am
New car electric power steering feels heavy due to low tire pressure, low vehicle speed, or weak car battery. Below are detailed explanations: Low Tire Pressure: Sometimes, insufficient tire pressure can also cause the steering wheel to feel heavier, making it harder to turn. Low Vehicle Speed: The assistance level of the electric power steering system is inversely proportional to the vehicle speed—faster speeds result in heavier steering, while slower speeds make it lighter. Additionally, it only operates when steering, which helps reduce fuel consumption. Weak Car Battery: The electric power steering system motor draws energy from the battery or the engine. Energy is only required during steering operations. If the car battery has been in use for an extended period, it may affect the normal output of the electric power assistance.
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