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What are the causes of a broken car driveshaft?

1 Answers

MadelineAnn

07/29/25 1:53pm

The causes of a broken car driveshaft include: the dynamic balance of the driveshaft assembly exceeding standard specifications; loose or damaged driveshaft connecting bolts; failure to strictly follow repair process operating procedures during maintenance operations; improper driving operation, causing the driveshaft to suffer severe impacts leading to component damage. Below are the effects and preventive measures for driveshaft breakage: Effects of driveshaft breakage: The car driveshaft is a crucial component that transmits power from the transmission to the rear axle. If it breaks or detaches during use, it can easily overturn the vehicle, leading to serious safety consequences. Additionally, there may be impact noises from the driveshaft when starting the car or during gear shifting while driving, especially more noticeable when driving at low speeds in high gear. There may be no abnormal noise from the driveshaft when starting the car, but impact sounds may occur while driving. Preventive measures for driveshaft breakage: Strictly adhere to technical specifications for regular maintenance to ensure that related components are securely fastened and well-lubricated; strictly follow maintenance standards, using a dial indicator on V-blocks to measure driveshaft bending during repairs, correcting if it exceeds 0.5mm; promptly replace worn-out universal joints, bearings, and other transmission components; regularly lubricate the intermediate bearing, ensuring the bearing cap is installed with appropriate tightness and adjusting as needed during use; practice smooth starting and shifting while driving, and use the clutch and brake properly to reduce the impact force generated during power transmission.

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