Constantly increased noise when operating the front axle
| Cause of malfunction | Method of elimination |
| 1. Worn or improperly adjusted differential bearings. | 1. Replace worn parts, adjust differential bearings. |
| 2. Incorrect adjustment, damage or wear of gears or bearings of the gearbox. | 2. Determine the gearbox malfunction, repair or replace the gearbox, |
| 3. Insufficient amount of oil in the axle housing. | 3. Restore the oil level, check for oil leaks in the front axle housing seals. |
| 4. Wear or destruction of the inner joint housing bearing (half-shaft). | 4. Replace the bearing. |
Noise when accelerating the car and engine braking
| Cause of malfunction | Method of elimination |
| 1. The engagement of the main transmission gears was incorrectly adjusted during the repair of the gearbox. | 1. Adjust the engagement as described in subsection "Rear axle". |
| 2. Incorrect lateral clearance in the engagement of the main transmission gears. | 2. Adjust the clearance as described in the "Rear Axle" subsection. |
| 3. Increased clearance in the bearings of the drive gear due to loosening of the flange mounting nut or wear of the bearings, | 3. Adjust the gap (see subsection. "Rear axle"), replace bearings if necessary. |
Knocking sound when starting the car
| Cause of malfunction | Method of elimination |
| 1. Wear of the hole for the satellite axle in the differential box. | 1. Replace the differential box and, if necessary, the satellite axle. |
[The material is posted on the website: www.VazBook.ru]
Oil leak
| Cause of malfunction | Method of elimination |
| 1. Wear or damage to the seal. | 1. Replace the oil seal. |
| 2. Wear of the inner joint housing seal. | 2. Replace the oil seal. |
| 3. Loosening of the bearing cover of the inner hinge housings or crankcase covers, damage to the sealing gaskets. | 3. Tighten the nuts and bolts, replace the sealing gaskets. |