1a | Differential |
P35.31-2262-12
Danger | Risk of death caused by vehicle slipping or toppling off of the lifting platform. | Align vehicle between vehicle lift columns and position the four support plates at the vehicle lift support points specified by the vehicle manufacturer. | |
Caution | Risk of injury to skin and eyes due to handling of transmission oil. Health risk caused by swallowing transmission oil | Wear protective gloves, protective clothing and safety glasses. | |
Topical note | Notes on self-locking nuts and bolts | ||
| Remove | ||
1 | Drain oil from rear axle. | ||
| Rear axle - oil change | ||
2 | Remove complete rear axle. | ||
3 | Clean outside of rear axle housing. | Assembly cleaner | |
4 | Fasten rear axle to assembly device. | ||
| 000 588 07 31 00 Axle mount adapter | ||
| 000 588 00 31 00 Assembly stand for cars | ||
5 | Remove rear axle shaft. |
| |
Rear axle 741.421/423 | |||
6 | Remove drive flange at drive pinion. | ||
Retainer wrench | |||
Puller | |||
7 | Remove cap from rear axle differential. | ||
8 | Remove differential (1a) from rear axle housing. | ||
Spreader | |||
9 | Check tapered roller bearing on differential (1a) for wear and damage. | If damage is found, | |
| |||
replace tapered roller bearing on differential (1a). | |||
Detach tapered roller bearings from differential case | |||
Install tapered roller bearing on differential housing | |||
| 000 588 00 84 00 Heat gun | ||
Puller | |||
Thrust piece | |||
Collet chuck | |||
10 | Remove radial shaft sealing ring on drive pinion. | ||
11 | Remove drive pinion from rear axle housing. | ||
Internal extractor | |||
Counter stay | |||
Puller | |||
Removal and installation tool | |||
12 | Check tapered roller bearing on drive pinion for wear and damage. | If damage is found, | |
| |||
replace the tapered roller bearing on drive pinion. | |||
Puller | |||
13 | Clean sealing surfaces, the differential (1a) and the rear axle housing. | Loctite 7063 (400 ml) cleaning spray | |
Loctite 7200 | |||
| Measure | ||
14 | Measure height of differential (1a). | The differential (1a) must be measured on a measuring plate. | |
The height of the differential (1a) is determined with installed tapered roller bearings and their bearing shells. | |||
Commercially available tools/devices | |||
15 | Measuring basic dimension at rear axle housing and determining thickness of shim for correcting basic dimension. | ||
Specified basic dimension for rear axle housing | |||
Adjusting device | |||
Dial gage | |||
16 | Determine difference dimension of drive pinion. | ||
For the following determination of the thickness of the spacer washers, the difference dimension for the drive pinion must be determined. | |||
Dial gauge | |||
Dial indicator holder | |||
Measuring plate | |||
Adjusting device | |||
17 | Determine thickness of spacer disks for differential (1a) on rear axle housing. | ||
Preload of differential bearing | |||
Rear axle differential gear backlash | |||
| Install | ||
18 | Install drive pinion with bearing into rear axle housing. | ||
Friction torque of drive pinion bearing | |||
Nut, joint flange to drive pinion | |||
Torque meter | |||
Retainer wrench | |||
Measuring device | |||
Insertion tool | |||
Pressing-on tool | |||
19 | Install radial shaft sealing ring. | ||
20 | Install drive flange at drive pinion. | ||
| |||
Replace collar nut. | |||
Nut, joint flange to drive pinion | |||
Retainer wrench | |||
21 | Secure collar nut. | ||
22 | Install differential (1a) into rear axle housing. | ||
Topical note | Notes on threaded connections fastened using a tightening angle-based tightening process | ||
Rear axle differential gear backlash | |||
Bearing bracket of differential housing to axle centerpiece | |||
Dial gauge | |||
Dial indicator holder | |||
Spreader | |||
23 | Install cap onto rear axle housing. | ||
Replace seal. | |||
24 | Install rear axle shafts. |
| |
Rear axle 741.421/423 | |||
25 | Remove rear axle from assembly device. | ||
| 000 588 00 31 00 Assembly stand for cars | ||
| 000 588 07 31 00 Axle mount adapter | ||
26 | Install complete rear axle. | ||
27 | Add oil to rear axle. | ||
| Rear axle - oil change | ||
|
741 589 02 21 00
Measuring device
000 589 31 33 00
Internal extractor
741 589 03 63 00
Spreader
741 589 01 63 00
Pressing-on tool
000 589 89 33 00
Puller
116 589 01 62 00
Removal and installation tool
463 589 02 34 00
Collet chuck
001 589 53 21 00
Dial gage
140 589 16 23 00
Measuring plate
001 589 19 33 00
Puller
741 589 00 43 00
Insertion tool
001 589 82 21 00
Dial gauge
001 589 49 21 00
Torque meter
000 589 34 33 00
Counter stay
906 589 01 21 00
Adjusting device
363 589 02 21 00
Dial indicator holder
463 589 01 34 00
Thrust piece
035 589 01 33 00
Puller
001 589 50 33 00
Puller
717 589 00 31 00
Retainer wrench
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