Remove/Install Complete Drive Module - AR08.10-P-0001SRE
ENGINE 780.997 in MODEL 453.091/391/491
Shown except for code 908 (22 kW on-board charger)
Shown with code 908 (22 kW on-board charger)
| 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. | AS00.00-Z-0010-01A | |
| Risk of injury to skin and eyes suffering scalding from contact with hot coolant spray. Risk of poisoning from swallowing coolant. | Do not open cooling system unless coolant temperature is below 90°C. Open cap slowly and release the pressure. Do not pour coolant into beverage containers. Wear protective gloves, protective clothing and safety glasses. |
AS20.00-Z-0001-01A | |
| Risk of death when touching components on vehicles with high-voltage on-board electrical system | Do not touch damaged or defective components and open lines of the high-voltage on-board electrical system. Persons who wear electronic implants (e.g. cardiac pacemakers) must not carry out any work on high-voltage on-board electrical systems. | AS54.00-Z-0001-01A | |
| Notes on coolant | AH20.00-N-2080-01A | ||
| Information on preventing damage to electronic components due to electrostatic discharge | AH54.00-P-0001-01A | ||
| Note on high-voltage on-board electrical system | AH54.00-P-0010-01A | ||
| Evaluation of high-voltage components | AH54.00-P-6500-01SXH | ||
| Remove/install | |||
| 1 | Perform power disconnect of high-voltage on-board electrical system. | AR54.10-P-1160SRE | |
| 2 | Remove electric fan with air pipe. | AR20.40-P-5000SRE | |
| 3 | Drain off coolant. | AR20.00-P-1147SRE | |
| 4 | Remove charger (1). | Engine 780.997 in model 453.091/391/491 except code 908 (On-board charger 22kW) | AR54.10-P-5114SRE |
| 5 | Remove ground line (2) from retaining plate (3) and take off retaining plate (3). | Engine 780.997 in model 453.091/391/491 except code 908 (On-board charger 22kW) |
*BA08.10-P-1005-02A |
| 6 | Disconnect electrical connectors (28) and cover with protective covers. | Engine 780.997 in model 453.091/391/491 with code 908 (On-board charger 22kW) | AR54.00-P-0051-01SRE |
| Fig 3 | |||
| 7 | Remove bracket (29) and expose electrical wiring harnesses (30). | Engine 780.997 in model 453.091/391/491 with code 908 (On-board charger 22kW) | |
| 8 | Unfasten refrigerant compressor (A9), take out of working area with refrigerant lines connected and fix in place. | Engine 780.997 in model 453.091/391/491 with code 908 (On-board charger 22kW) | AR83.55-P-5310SRE |
| 9 | Detach wire (4) from transmission (5) and expose. | Engine 780.997 in model 453.091/391/491 Engine 780.997 in model 453.391/491 |
AR26.60-P-1000MEV |
| 10 | Disconnect electrical connector (6) at park pawl switch (7). | ||
| 11 | Remove air outlet pipe (8) of electric fan from engine. | ||
| 12 | Disconnect electrical connector (31). | ||
| 13 | Remove bracket (9) of electrical wiring harness (10). | *BA08.10-P-1004-03A | |
| 14 | Loosen bracket (27). | Engine 780.997 in model 453.091/391/491 except code 908 (On-board charger 22kW) | |
| 15 | Expose electrical wiring harness (10). | ||
| 16 | Secure vehicle on vehicle lift. | AR00.60-P-0100SR | |
| 17 | Remove coolant pump (11). | AR20.10-P-1277SRE | |
| 18 | Remove coolant hoses (12). | Fig 1 | |
| 19 | Remove bracket (13) of electrical wiring harnesses (14). | *BA08.10-P-1005-01D | |
| 20 | Expose electrical wiring harnesses (14). | ||
| 21 | Disconnect electrical connectors (15) from power electronics (16). | ||
| 22 | Remove charging cable (17) from power electronics (16). | ||
| 23 | Expose electrical wiring harnesses (18) at power electronics (16). | ||
| 24 | Remove crossmember (19) of rear axle. | AR35.15-P-0250SR | |
| 25 | Detach ground straps (20) on respective engine carrier. | *BA00.19-P-1002-02C | |
| 26 | Remove bracket (21) of refrigerant lines from body. | ||
| 27 | Remove both rear axle shafts. | AR35.30-P-0620SRE | |
| 28 | Position lifting platform (22) together with universal mount and adaptation under electric motor (23) and transmission (5) and support. | WS01.00-P-0091A | |
| 000 588 03 62 00 Lifting platform | Fig 2 | ||
| 29 | Remove front engine mount (24). | AR22.10-P-4330SRE | |
| 30 | Unscrew nuts (25) from engine mounts (26). | *BA22.10-P-1004-01H | |
| 31 | Loosen threaded pins of engine carriers from engine mounts (26) using a suitable plastic mallet. | ||
| 32 | Carefully lower electric motor (23) together with transmission (5) and power electronics (16). | Otherwise they may be damaged. |
|
| 33 | Use suitable tensioning straps to secure electric motor (23) to lifting platform (22) together with transmission (5) and power electronics (16). | If the electric motor (23) is not immediately reinstalled with the transmission (5) and power electronics (16). | |
| 34 | Install in the reverse order |
GROUND POINTS
| Number | Designation | Model 453.091/391/491 | |
|---|---|---|---|
| BA00.19-P-1002-02C | Bolt, ground line to engine carrier | Nm | 10 |
POWER ELECTRONICS
| Number | Designation | Engine 780.997 in model 453 | |
|---|---|---|---|
| BA08.10-P-1004-03A | Bolt, bracket for wiring harness to power electronics | Nm | 21 |
ELECTRIC MOTOR
| Number | Designation | Engine 780.997 in model 453 | |
|---|---|---|---|
| BA08.10-P-1005-01D | Bolt, bracket for wiring harness to electric motor | Nm | 8 |
HIGH-VOLTAGE BATTERY CHARGER
| Number | Designation | Engine 780.997 in model 453 | |
|---|---|---|---|
| BA08.10-P-1005-02A | Bolt, ground line to retaining plate for charger for high-voltage battery | Nm | 10 |
ENGINE MOUNTS, ENGINE SUPPORTS
| Number | Designation | Engine 780.997 in model 453 | |
|---|---|---|---|
| BA22.10-P-1004-01H | Nut, engine mount to bearing pin | Nm | 62 |