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Risk of death
caused by vehicle slipping or toppling off of the lifting platform. |
Align vehicle between the columns of the lifting platform and position the four support plates at the lifting platform support points specified by the vehicle manufacturer. |
AS00.00-Z-0010-01A |
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Notes on self-locking nuts and bolts |
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AH00.00-N-0001-01A |
| 1 |
Lift/jack up vehicle |
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AR00.60-P-1000P |
| 2 |
Remove twelve-point collar nut (40) from rear axle shaft (37) |
To avoid wheel bearing damage the vehicle may no longer be moved on its wheels once the twelve-point collar nut (40) has been loosened.
 Installation:
Replace twelve-point collar nut (40). |
AR35.30-P-0115-01A |
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Collar nut, rear axle shaft to rear axle shaft flange |
*BA35.30-P-1001-01A |
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Torque wrench |
Figure |
| 3 |
Remove each wheel |
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Remove/install wheels, rotate if necessary |
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AP40.10-P-4050Z |
| 4 |
Remove fixed brake caliper (111) from the rear axle |
Do not disconnect brake hose; tie up fixed brake caliper (111) to body.
Self-locking bolt, fixed caliper to wheel carrier |
*BA42.10-P-1001-01A |
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Torque wrench |
Figure |
| 5 |
Remove stabilizer bar link rod (6k) |
Nut, link rod to stabilizer bar |
*BA32.20-P-1001-04C |
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Bolt, connecting rod to wheel carrier |
*BA32.20-P-1005-04C |
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Torque wrench |
Figure |
| 6 |
Remove left rear rpm sensor (L6/3) or right rear rpm sensor (L6/4) from wheel carrier (7) |
Self-locking bolt, rear axle rpm sensor to wheel carrier |
*BA42.30-P-1001-02A |
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Torque wrench |
Figure |
| 7 |
Remove torque strut (3) from wheel carrier (7) |
Installation:
The rear axle shaft (37) must be horizontal (suspension compressed) when the torque strut (3) is tightened, to ensure that the axle geometry is not influenced. |
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Self-locking nut, torque strut to wheel carrier |
*BA35.20-P-1002-03A |
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Torque wrench |
Figure |
| 8 |
Detach camber strut (2) from wheel carrier (7). |
Installation:
The rear axle shaft (37) must be horizontal (suspension compressed) when the camber strut (2) is tightened, to ensure that the axle geometry is not influenced. |
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Self-locking nut, camber strut to wheel carrier. |
*BA35.20-P-1002-02A |
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Torque wrench |
Figure |
| 9 |
Detach tie rod (4) from wheel carrier (7) |
Installation:
The rear axle shaft (37) must be horizontal (suspension compressed) when the tie rod (4) is tightened, to ensure that the axle geometry is not influenced. |
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Self-locking nut, tie rod to wheel carrier. |
*BA35.20-P-1002-04A |
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Puller |
Figure |
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Thrust piece |
Figure |
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Torque wrench |
Figure |
| 10 |
Remove thrust arm (5) from wheel carrier (7) |
Installation:
The rear axle shaft (37) must be horizontal (suspension compressed) when the thrust arm (5) is tightened, to ensure that the axle geometry is not influenced. |
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Self-locking nut, thrust arm to wheel carrier. |
*BA35.20-P-1002-05A |
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Torque wrench |
Figure |
| 11 |
Fold wheel carrier (7) outwards |
Do not overstretch the brake cable (arrow) to avoid any damage. |
AR35.30-P-0115-03B |
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Do not damage the rubber boots of the rear axle shaft (37) and the exciter ring for the left rear rpm sensor (L6/3) / right rear rpm sensor (L6/4) otherwise the electronic stability program (ESP) will not function correctly.
When doing so, simultaneously push the rear axle shaft (37) out of the rear axle shaft flange.
Fold back wheel carrier (7) and tie up securely. |
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Extraction and installation tool |
Figure |
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Bracket |
Figure |
| 12 |
Pull rear axle shaft (37) out of rear axle differential |
Do not damage radial sealing ring in rear axle differential in order to avoid leaks. |
AR35.30-P-0620-02PI |
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Checking |
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| 13 |
Check condition of radial sealing ring in rear axle differential, replace if necessary |
If the radial sealing ring is damaged, see: ↓
Remove/install radial sealing ring of rear axle shaft at rear axle differential |
AR35.31-P-0541PI |
| 14 |
Install in the reverse order |
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| 15 |
Check oil level in rear axle differential and correct if necessary |
In the interest of better fuel economy, avoid mixing old universal hypoid gear oil with new FE hypoid gear oil. |
AR35.31-P-0520-03I |
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Universal hypoid gear oils (SAE 85 W-90) |
Sheet 235.7
Model 203.040/042/043/046/240/242/243/246/740/742/743/746 with rear axle differential 187FE up to production period 18.1.04
↓ |
BB00.40-P-0235-07A |
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Oil filler/drain screw on rear axle differential modified |
up to 18.1.04 |
BT35.31-P-0015-01A |
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Oil filler screw for rear axle differential |
*BA35.31-P-1001-02B |
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Filling capacity of rear axle differential |
*BF35.31-P-1001-01K |
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Torque wrench |
Figure |
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Loctite 7063 cleaning spray (150 ml) |
*BR00.45-Z-1046-04A |
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Omnifit sealing compound 100H (50 g) |
*BR00.45-Z-1061-01A |
| 16 |
Check rear axle differential for leaks |
Carry out visual inspection. |
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