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Home >> Mercedes Benz >> 1996 >> E320 >> Repair and Diagnosis >> Suspension >> Front Suspension >> Front Axle - 210 Chassis >> Testing & Repair >> Remove/install front axle gear - AR33.30-P-0525A

Remove/install front axle gear - AR33.30-P-0525A

MODELS 210.08/ 28 

Fig 1: Identifying Front Axle Gear Components
G04632480Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
Modification notes

26.7.99 Value in BA33.30-P-1006-03A in model 210.08/28 changed from 30 Nm to 25 Nm    
23.7.99 Modified tightening torque for twelve-point collar nut, front axle shaft to front axle shaft flange Refer to step 3.1 *BA33.30-P-1001-02A 
23.7.99 Bolted connection, front axle shaft to front axle shaft flange, modified New step 4.1 included: ↓ BT33.30-P-0003-01D 
    Detach/attach hexagon collar bolt on front axle shaft AR33.30-P-0620-05D 
REMOVINGINSTALLING Remove/Install     
1 Disconnect battery ground cable   AR54.10-P-0003A
2 Remove front wheel    
REFER TO MAINTENANCE     AP40.10-P-4050Z
3.1 Detach twelve-point collar nut (61) of front axle shaft First version AR33.30-P-0620-01A 
    TORQUE SPECIFICATION *BA33.30-P-1001-02A 
REFER TO SHOP-MADE TOOLS Caulker for securing twelve-point collar nut   WF58.50-P-3330-01A
REFER TO COMPONENT MODIFICATIONS Bolted connection, front axle shaft to front axle shaft flange, modified   BT33.30-P-0003-01D 
4.1 Detach hexagon collar bolt (61a) on front axle shaft Second version AR33.30-P-0620-05D 
    TORQUE SPECIFICATION *BA33.30-P-1004-02A 
5 Remove lower engine compartment paneling   AR61.20-P-1105AB
6 Disconnect oxygen sensor connector IMPORTANTInstallation:  Pay attention to correct line routing. AR14.00-P-5303A
7 Remove exhaust system complete   AR49.10-P-7000A
8 Detach right exhaust shielding plate    
9 Remove front axle gear propeller shaft (70)   AR41.10-P-0070A
10 Press left and right supporting joints out of steering knuckle IMPORTANTInstallation:  Replace self-locking nut. AR33.20-P-0440-01D 
    SPECIAL TOOL Thrust piece Figure
    SPECIAL TOOL Puller Figure
    TORQUE SPECIFICATION *BA33.20-P-1004-01A 
11 Press the tie rod joint (10a) from the stub axle unit (5)   AR46.40-P-0200-02C
    SPECIAL TOOL Thrust piece Figure
    Puller Figure
    TORQUE SPECIFICATION *BA46.40-P-1002-01A 
12 Pull steering knuckle outwards and slide front axle shafts (60) out of front axle shaft flange IMPORTANT Tie steering knuckle to one side using suitable wire.  
13 Press out right front axle shaft (60) NOTES Do not damage the boots and rpm sensor rotor; check locking ring (60a) and replace if necessary. AR33.30-P-0620-02A 
14 Drive out left front axle shaft (60) NOTES Do not damage the plastic guard ring (60m), boots and rpm sensor rotor. AR33.30-P-0620-03A 
15 Remove locking ring (36) on intermediate shaft IMPORTANTInstallation:  Pay attention to correct seating. AR33.30-P-0625-01A 
    COMMERCIALLY AVAILABLE TOOLS *WH58.30-Z-1009-02A 
16 Pull intermediate shaft (34) out of front axle gear Check locking ring (34a) and replace if necessary.  
17 Detach mounting carrier (58) from front axle gear and engine mount carrier TORQUE SPECIFICATION *BA33.30-P-1001-03A 
18 Unscrew collar bolts holding front axle gear to engine oil pan TORQUE SPECIFICATION *BA33.30-P-1002-03A 
19 Unscrew left and right engine mounts from integral carrier TORQUE SPECIFICATION *BA22.10-P-1001-01L 
20.1 Remove fan shroud from radiator Engine 113  
21.1 Remove hot film mass air flow sensor with air intake pipe Engine 113 AR07.07-P-1454A
22 Raise engine approx. 50 mm NOTES Do not trap or damage any parts. AR01.10-P-7500-03I
    COMMERCIALLY AVAILABLE TOOLS *WE58.40-Z-1027-11A 
23 Insert drift into radial sealing ring on outside right of front axle gear IMPORTANT To prevent transmission fluid from escaping from the hole during removal. AR33.30-P-0525-01A 
    SPECIAL TOOL Figure
24 Detach shield above bellows on rack-and-pinion steering    
25 Remove front axle gear (50) towards the rear IMPORTANT Push the engine to the left while removing.
IMPORTANTInstallation:  Check cap of breather (55) for correct seat.
 
26 Install in the reverse order    
27 Check front axle gear oil level and top up if necessary   AR33.30-P-0525-02A 
REFER TO CAPACITIES & SPECIFICATIONS   Universal hypoid-gear lubricants BB00.40-P-0235-07A
    TORQUE SPECIFICATION *BA33.30-P-1006-03A 
    FLUID SPECIFICATION *BF33.30-P-1001-03A 
TORQUE SPECIFICATION Engine mounts, engine supports

Number Designation Engines 112.921/941, 113.940 in model 210.081/ 082/083/281/282/283
BA22.10-P-1001-01L Bolt, front engine mounts to front axle carrier Nm 35
TORQUE SPECIFICATION Wheel location, hub

Number Designation Models 210.08/28
BA33.20-P-1004-01A Self-locking nut, supporting joint to steering knuckle Nm 105
TORQUE SPECIFICATION Front axle shaft

Number Designation Models 210.08/28
BA33.30-P-1001-02A Collar nut, front axle shaft to front axle shaft flange Nm 280
BA33.30-P-1004-02A Collar bolt, front axle shaft to front axle shaft flange Nm 270
TORQUE SPECIFICATION Front axle gear

Number Designation Models 210.08 08/28
BA33.30-P-1001-03A Collar bolt of mounting carrier to front axle final drive and engine mount carrier Nm 25
BA33.30-P-1002-03A Collar bolt of front axle gear to engine oil pan Nm 65
BA33.30-P-1006-03A Oil filler screw, front axle gear Nm 25
TORQUE SPECIFICATION Track rod

Number Designation Model 210
BA46.40-P-1002-01A Self-locking nut, tie rod to steering knuckle yellow Nm 60
silver or blue Nm 70
FLUID SPECIFICATION Front axle gear

Number Designation Models 210.08/28
BF33.30-P-1001-03A Hypoid gear oil Filling capacity Liters 0,45
Specifications for Operating Fluids Sheet BB00.40-P-0235-07A
Fig 2: Identifying Thrust Piece (140 589 00 63 00)
G04632481Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
Fig 3: Identifying Puller (140 589 09 33 00)
G04632482Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
Fig 4: Identifying Puller (202 589 02 33 00)
G04632483Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
Fig 5: Identifying Drift (210 589 01 15 00)
G04632484Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
Commercially available tools

Number Designation
WH58.30-Z-1009-02A Pliers for circlip, inner
Workshop equipment

WE58.40-Z-1027-11A Engine support frame