After the oil leakage of the rear axle, the lubricating oil in the drive axle will decrease rapidly. Too little lubricating oil will aggravate the wear of gears and bearings, and affect the normal work of the rear axle gear. Therefore, it is necessary to find out the causes of the failure and eliminate it in time.

When the rear axle is leaking, we should first check the liquid level in the rear axle. If the liquid level is too high, we should let off the excess lubricant. Otherwise, check whether the vent is blocked or not. If the vent is blocked, we should dredge it. Finally, according to the specific oil leakage position, the corresponding treatment is carried out.

(1) the oil seal of the North V3 fittings and the neck of the shaft is leaking. If the oil seal wear should be replaced; if the wear of the shaft neck and the oil seal is too large, it should be welded.

The rear axle housing is leaking oil. Check the loosening of the connecting nut and the damage of the liner, such as tightening the nut of the North V3 fittings or replacing the pad.

The North-Benz V3 accessories main reducer shell and the rear shell bridge junction leakage, probably after the bridge there is a sand hole, crack, repair.