Remove/Install Front Axle Differential - AR33.30-P-0525LF
Model 217, 222 with transmission 725.0
with code M005 (Vehicles with 4MATIC/all-wheel drive)
Fig 1: Front Axle Differential Components Location - Model 222 With Transmission 725.0 With Code M005
| 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. Do not pour transmission oil into beverage bottles. |
AS00.40-Z-0001-01A | |
| Risk of injury caused by scraping or cutting body parts on sharp vehicle parts | Always wear protective gloves when working on or near sharp and non-deburred vehicle parts. Deburr repair panels. |
AS00.00-Z-0017-01A | |
| Notice | Notes on avoiding damage through contamination and foreign objects | AH00.00-P-5000-01A | |
| Notice | Notes on threaded connections fastened using a tightening angle-based tightening process | AH00.00-P-0020-01A | |
| Notice | Notes on self-locking nuts and bolts | AH00.00-P-0001-01KOA | |
| Remove | |||
| 1 | Remove propeller shaft from front axle differential (1). | Model 217, 222 with engine 176, 278 with transmission 725.0 with code M005 (Vehicles with 4MATIC/all-wheel drive) Model 217, 222 with engine 177 with transmission 725.0 with code M005 (Vehicles with 4MATIC/all-wheel drive) Model 222 with engine 276, 642, 656 with transmission 725.0 with code M005 (Vehicles with 4MATIC/all-wheel drive) |
AR41.10-P-0070LFX |
| Model 222 with engine 256 with transmission 725.0 with code M005 (Vehicles with 4MATIC/all-wheel drive) |
AR41.10-P-0070MRT | ||
| 2 | Remove drain screw and drain hypoid gear oil from front axle differential (1) and collect with a suitable container. | ||
| 3 | Remove rack-and-pinion steering. | AR46.20-P-0600LF | |
| 4 | Remove right front axle shaft. | AR33.30-P-0620LFX | |
| 5 | Remove intermediate shaft. | AR33.30-P-0625LFX | |
| 6 | Remove starter-alternator control unit (N129). | Model 222 with engine 256.9 with transmission 725.0 with code M005 (Vehicles with 4MATIC/all-wheel drive) |
|
| AR15.40-P-0004MRT | |||
| 7 | Release and disconnect electrical connector of the oil sensor (oil level, temperature, and quality) (B40). | Model 217, 222 with engine 177 with transmission 725.0 with code M005 (Vehicles with 4MATIC/all-wheel drive) |
AR18.40-P-5116MNM |
| 8 | Remove screws (2, 3a, 3b, 3c) and place front axle differential (1) onto front axle. | ||
| 9 | Remove support (4). | ||
| 10 | Remove front axle differential (1) downwards. | ||
| 11 | Check that pilot bushing in oil pan is correctly seated. | If there is a problem, ↓ Replace pilot bushing. |
|
| 12 | Remove radial shaft sealing rings (5l, 5r). | Do not damage seat of radial shaft sealing rings (5l, 5r). Otherwise, the front axle differential (1) will be leaky. |
|
| Fig 2 | |||
| Fig 6 | |||
| Fig 4 | |||
| 13 | Check seat of radial shaft sealing rings (5l, 5r) for damage and galling. | If there is a problem, ↓ Replace front axle differential (1). |
|
| Install | |||
| 14 | Coat sealing lips of new radial shaft sealing rings (5l, 5r) with transmission oil. | ||
| Universal hypoid gear oils (specification 235.7 | BB00.40-P-0235-07A | ||
| 15 | Install new radial shaft sealing rings (5l, 5r) with drift. | Fig 5 | |
| 16 | Position front axle differential (1) on front axle. | ||
| 17 | Install support (4). | *BA33.30-P-1011-03G | |
| 18 | Attach front axle differential (1) to support (4). | AR33.30-P-0525-06AVG | |
| *BA33.30-P-1006-03G | |||
| *BA33.30-P-1007-03G | |||
| 19 | Screw drain screw into front axle differential (1). | ||
| *BA33.30-P-1008-03G | |||
| 20 | Fill front axle differential (1) with hypoid gear oil. | ||
| *BF33.30-P-1001-03F | |||
| Fig 3 | |||
| 21 | Assemble and lock electrical connector of oil sensor (oil level, temperature and quality) (B40). | Model 217, 222 with engine 177 with transmission 725.0 with code M005 (Vehicles with 4MATIC/all-wheel drive) |
AR18.40-P-5116MNM |
| 22 | Install starter-alternator control unit (N129). | Model 222 with engine 256.9 with transmission 725.0 with code M005 (Vehicles with 4MATIC/all-wheel drive) |
|
| AR15.40-P-0004MRT | |||
| 23 | Install intermediate shaft. | AR33.30-P-0625LFX | |
| 24 | Install right front axle shaft. | AR33.30-P-0620LFX | |
| 25 | Install rack-and-pinion steering. | AR46.20-P-0600LF | |
| 26 | Install propeller shaft onto front axle differential (1). | Model 217, 222 with engine 176, 278 with transmission 725.0 with code M005 (Vehicles with 4MATIC/all-wheel drive) Model 217, 222 with engine 177 with transmission 725.0 with code M005 (Vehicles with 4MATIC/all-wheel drive) Model 222 with engine 276, 642, 656 with transmission 725.0 with code M005 (Vehicles with 4MATIC/all-wheel drive) |
AR41.10-P-0070LFX |
| Model 222 with engine 256 with transmission 725.0 with code M005 (Vehicles with 4MATIC/all-wheel drive) |
AR41.10-P-0070MRT | ||
| 27 | Check front axle differential (1) for proper operation and leak tightness. | ||
| 28 | Install center and rear lower engine compartment lining. | AR61.20-P-1105LF |
FRONT AXLE GEAR
| Number | Designation | Model 217 | Model 222 | ||
|---|---|---|---|---|---|
| BA33.30-P-1006-03G | Collar bolt, front axle differential to support/oil pan | Stage 1 | Nm | 65 | 65 |
| Stage 2 | ∠° | - | - | ||
FRONT AXLE GEAR
| Number | Designation | Model 217 | Model 222 | ||
|---|---|---|---|---|---|
| BA33.30-P-1007-03G | Collar bolt, front axle gear to engine support | Stage 1 | Nm | 5 | 5 |
| Stage 2 | Nm | 50 | 50 | ||
| Stage 3 | ∠° | 95 | 95 | ||
FRONT AXLE GEAR
| Number | Designation | Model 217 | Model 222 | |
|---|---|---|---|---|
| BA33.30-P-1008-03G | Front axle transmission drain screw | Nm | 20 | 20 |
FRONT AXLE GEAR
| Number | Designation | Model 217 | Model 222 | |
|---|---|---|---|---|
| BA33.30-P-1011-03G | Collar bolt, support to oil pan | Nm | 60 | 60 |
FRONT AXLE GEAR
| Number | Designation | Model 217 | Model 222 | ||
|---|---|---|---|---|---|
| BF33.30-P-1001-03F | Hypoid gear oil | Filling capacity | Liter | 0, 55 | 0, 55 |
| Universal hypoid gear oil | BB00.40-P-0235-07A | BB00.40-P-0235-07A | |||
| Overview of axle gear oils | BB00.40-P-0231-01A | BB00.40-P-0231-01A | |||
| Axle gear oils | BB00.40-P-0239-72A | BB00.40-P-0239-72A | |||