Mercedes-Benz ML320. Manual — part 482

Fig. 64: Identifying Torque Meter (001 589 49 21 00)

Commercially available tools

1. Measure and note friction torque using torque meter (040b) and connecting piece on the hexagon collared

nut.

Fig. 65: Identifying Torque Meter

CHECK FRONT AXLE GEAR OIL LEVEL AND TOP UP IF NECESSARY - AR33.30-P-0525-02GH

Modification notes

Front final-drive unit

Front axle gear

Number

Designation

WH58.30-Z-1013-06A

Wrench bit 41 mm hexagon 3/4 inch four-point

8.1.07 Filling capacity, Specifications for Operating Fluids

Model 163 *BF33.30-P-1001-03B

Number

Designation

Model 163

BA33.30-P-1002-03B

Oil filler screw, front axle gear

Nm 50

BA33.30-P-1003-03B

Oil drain screw, front axle gear

Nm 50

Number

Designation

Model 163

BF33.30-P-1001-
03B

Filling capacity

Front axle gear

Liters 1.2

Specifications for

Sheet BB00.40-P-0235-

2001 Mercedes-Benz ML320

1998-2005 DRIVELINE/AXLES Front Axle - 163 Chassis

me

1. Clean area around oil filler screw (14f).

2. Remove oil filler screw (14f).

The front axle gear is correctly filled when the oil reaches the lower edge of the filler opening. Top up

if necessary. If the oil level check is carried out when the front axle gear is warm , do not drain off oil
discharged as a result of thermal expansion.

Fig. 66: Identifying Oil Filler Screw

3. Replace seal ring for oil filler screw.

4. Screw in oil filler screw and tighten.

Fig. 67: Identifying Oil Drain Screw

REMOVE/INSTALL FRONT AXLE GEAR - AR33.30-P-0525GH

MODEL 163.113 /128 /136 /154 /157 /172 /174 /175

Operating Fluids

07B

2001 Mercedes-Benz ML320

1998-2005 DRIVELINE/AXLES Front Axle - 163 Chassis

me

Fig. 68: Identifying Front Axle Gear Components

Modification notes

8.1.07 Filling capacity, Specifications for Operating Fluids

Model 163 *BF33.30-P-1001-03B

Remove/install

1

Remove front wheels

Remove/install wheels, rotate if
necessary

AP40.10-P-
4050GH

2

Drain front axle gear oil

Installation: ?

Check front axle gear oil level and
top up if necessary

Oil drain screw: ?

AR33.30-P-
0525-02GH

Oil filler plug: ?

*BA33.30-P-
1003-03B

*BA33.30-P-
1002-03B

*BF33.30-P-
1001-03B

3

Unbolt propeller shaft at flange on front
axle transmission

*BA41.20-P-
1001-01A

4

Press both follower joints out of upper
transverse control arms using puller

Check rubber boot and ball joint for
wear and damage.

AR33.20-P-
0500-01GH

*BA33.20-P-
1001-01D

2001 Mercedes-Benz ML320

1998-2005 DRIVELINE/AXLES Front Axle - 163 Chassis

me

Wheel location, hub

Front final-drive unit

Propeller shaft of front axle gear

Front axle gear

Thrust piece

Fig. 45

Support

Fig. 46

Press

Fig. 47

5

Remove lower engine compartment
paneling

Model 163.157 /172 /174 /175

AR61.20-P-
1105GH

Model 163.113 /128

AR94.30-P-
5400GH

6

Press left and right front axle shafts out
of front axle gear

Do not damage shield.
Suspend steering knuckle with

wire.

7

Disconnect vent hose from front axle
gear

8

Remove bolts (14a)

*BA33.30-P-
1001-03B

9

Remove front axle gear (14).

10

Install in the reverse order

Number

Designation

Model 163

BA33.20-P-1001-01D Self-locking nut, upper wishbone follower joint to steering knuckle Nm 50

Number

Designation

Model 163

BA33.30-P-1001-03B

Bolt securing front axle gear to front axle carrier

Nm 135

BA33.30-P-1002-03B

Oil filler screw, front axle gear

Nm 50

BA33.30-P-1003-03B

Oil drain screw, front axle gear

Nm 50

Number

Designation

Model 163

BA41.20-P-1001-01A

Self-locking bolt of propeller shaft to front-axle gear flange

Nm 40

Number

Designation

Model 163

BF33.30-P-1001-
03B

Filling capacity

Front axle gear

Liters

1.2

Specifications for Operating
Fluids

Sheet

BB00.40-P-0235-
07B

2001 Mercedes-Benz ML320

1998-2005 DRIVELINE/AXLES Front Axle - 163 Chassis

me