What are the reasons for severe shaking of the BMW 5 Series when cold?
1 Answers
BMW 5 Series severe shaking when cold is caused by: 1. Excessive carbon buildup in the throttle body, fuel injectors, or intake ducts; 2. Mechanical faults in components such as ignition coils, spark plugs, or fuel injectors; 3. Low oil pressure or cylinder pressure, leading to insufficient power; 4. Substandard fuel quality; 5. Damaged or excessively dirty idle control valve. The BMW 5 Series has a body length of 5106mm, width of 1868mm, height of 1500mm, and a wheelbase of 3105mm. It is equipped with a 2.0T turbocharged engine, paired with an 8-speed automatic transmission. The front suspension type is a double-wishbone independent suspension, and the rear suspension type is a multi-link independent suspension.