What are the causes of BMW 3 Series drivetrain malfunctions?

1 Answers
VonAdaline
08/27/25 4:41am
Drivetrain malfunctions refer to failures in components such as the clutch, transmission, universal joint drive assembly, final drive, differential, and half-shaft. Below are relevant introductions: 1. Clutch: The clutch is located within the flywheel housing between the engine and transmission. The clutch assembly is secured to the rear plane of the flywheel with screws, and the output shaft of the clutch serves as the input shaft of the transmission. 2. Transmission: The transmission is a mechanism used to alter the speed and torque from the engine. It can fixedly or stepwise change the transmission ratio between the output shaft and input shaft, hence also called a gearbox. The transmission consists of a gear transmission mechanism and a control mechanism, with some vehicles additionally equipped with a power take-off mechanism.
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