Dl throttle

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2. When the vehicle engine temperature is too low, abnormal noise will also occur. When the vehicle is cold-started, the engine temperature is low, and the components and engine oil have not yet reached a good running state and environment, so there will be a squeak when stepping on the accelerator.

3. The engine belt will also produce abnormal noise. In this case, there is no need to worry. Just go to a professional maintenance organization to reinstall or replace a new engine belt, and the problem of abnormal sound can be solved.

4. The distortion and fracture of automobile semi-axle and the wear of gear teeth can also lead to abnormal sound, so it needs professional repair shop for maintenance.

5. The air inlet pipe of the engine leaks, whether the air filter is installed in place, and the degree of wear of the clutch plate all need attention. These factors can also lead to abnormal sound. It is suggested that 4S stores in this area should be specially inspected.