The semi axle and half shaft bushing will be cracked and deformed after long term use. Especially when it is subjected to alternating torque, it will cause torsion or break. The loose part of spline part is a common failure of half shaft.

The car suddenly felt weak and heard metal impact in the rear of the car. This should first determine is Baotou Benz accessories main reducer and reducer ring, or half shaft ring, if Baotou Benz accessories main reducer and differential ring, should be diagnosed according to the corresponding steps, if it is semi axis ring, should be judged according to the driving car line, turning the feeling.

If there are "crash click click" car, show that the half axle spline tooth wear is too large, you should replace the half shaft.

2. If there is "crunching" or "groping" in the running, indicating the bending deformation of the half shaft or half shaft bushing, the half shaft and half shaft bushing should be replaced or corrected at this time.

3. If there is a sloshing feeling in the turning of the car, the loosening of the semi axle nut should be fastened.

(4) if there is still any trouble after the above inspection and repair, it is necessary to check whether Baotou North Mercedes accessories semi axle is fatigue or damage, and whether the half shaft casing screw buckle is damaged, if there should be repair or replacement.