Remove/Install Integrated Starter Alternator Control Unit - AR15.40-P-0004MNO
Engine 176, 177 In Model 167
MODIFICATION NOTES
| 16.06.2020 | Operation step 1 changed | Operation step 1 | |
| 06.02.2020 | Nut, positive line/ground line (48V) to integrated starter alternator control unit | Engine 176 | BA15.40-P-1008-01T |
Fig 1: Integrated Starter Alternator Control Unit Components Location - Engine 176, 177 In Model 167 (Shown On Engine 176)
Shown on Engine 176
Shown on Engine 176
| Risk of injury To skin and eyes suffering scalding from contact with hot coolantspray. Risk of poisoning from swallowing coolant. | Do not open cooling system unless coolant temperature is below 90°. Open cap slowly and release the overpressure. Do not pour coolant into beverage containers. Wear protective gloves, protective clothing and safety glasses. |
AS20.00-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 coolant | AH20.00-P-2080-01KOA | |
| Notice | Information on preventing damage to electronic components due to electrostatic discharge | AH54.00-P-0001-01A | |
| Notice | Notes on avoiding damage through contamination and foreign objects | AH00.00-P-5000-01A | |
| Notes on safety-relevant components | AH00.00-Z-0019-01A | ||
| Remove/install | |||
| 1 | Remove Engine from front axle carrier. | Engine 176 in model 167 | AR01.10-P-2510MNO |
| Engine 177 in model 167 | AR01.10-P-2510MNP | ||
| 2 | Remove coolant lines (1, 2) from starter-alternator control unit (N129) and seal openings using suitable protective covers. | AR20.20-P-7441-01RQ | |
| Fig 2 | |||
| 3 | Remove coolant line (2) from starter-alternator control unit (N129) bracket and place to one side. | *BA20.20-P-1013-01Q | |
| 4 | Remove coolant line (1) from crankcase and place to one side. | *BA20.20-P-1010-01Q | |
| 5 | Release and disconnect electrical connector (4). | ||
| 6 | Open cover caps, remove nuts (3) and place electric lines (5) to one side. | *BA15.40-P-1008-01T | |
| 7 | Remove bracket (7) and place electric lines (5) to one side. | *BA22.10-P-1002-02C | |
| 8 | Remove screws (10) and remove cap (11). | ||
| *BA15.40-P-1004-02A | |||
| 9 | Release and disconnect electrical connector (12). | Press release mechanism in direction of arrow (A). Starter-alternator control unit (N129) will otherwise be damaged. |
|
| 10 | Unscrew screws (13). | *BA15.40-P-1007-02A | |
| 11 | Remove screws (14) and remove starter-alternator control unit (N129). | ||
| *BA15.40-P-1008-02A | |||
| 12 | Install in the reverse order. | ||
| Check | |||
| Risk of burn injuries , suffocation and poisoning when working on the exhaust system and the components connected to it. Risk of suffocation and risk of poisoning caused by inhalation of gaseous and solid components of the exhaust. Risk of poisoning caused by skin contact with solid components of the exhaust. | Wear protective clothing and safety glasses. Use the extraction system. Move people out of the danger zone. | AS49.00-Z-0001-01A | |
| Risk of accident from vehicle starting off by itself when Engine running. Risk of injury (bruises and burns) resulting from working on the Engine while it is being started or when it is running. | Secure vehicle to prevent it from starting off by itself. Wear closed and snug-fitting work clothes. Do not touch hot or rotating parts. | AS00.00-Z-0005-01A | |
| 13 | Perform engine test run. While doing so, check engine for proper operation and leak tightness |
INTEGRATED STARTER ALTERNATOR
| Number | Designation | Engine 176 | Engine 177 | |
|---|---|---|---|---|
| BA15.40-P-1004-02A | Bolt, terminal box cover to starter-alternator control unit | Nm | 8 | 8 |
INTEGRATED STARTER ALTERNATOR
| Number | Designation | Engine 176 | Engine 177 | |
|---|---|---|---|---|
| BA15.40-P-1007-02A | Phase bolt on inverter/Integrated starter alternator | Nm | 11 | 11 |
ALTERNATOR
| Number | Designation | Engine 176 | Engine 177 | |
|---|---|---|---|---|
| BA15.40-P-1008-01T | Nut, positive line/ground line (48V) to integrated starter alternator control unit | Nm | 16 | 16 |
INTEGRATED STARTER ALTERNATOR
| Number | Designation | Engine 176 | Engine 177 | |
|---|---|---|---|---|
| BA15.40-P-1008-02A | Bolt, starter-alternator control unit to bracket for starter-alternator control unit. | Nm | 8 | 8 |
RADIATOR, COOLANT HOSES
| Number | Designation |
Engine 176 in model 167 | Engine 177 except in model 463 | |
|---|---|---|---|---|
| BA20.20-P-1010-01Q | Screw, holder of coolant lines to oil pan top section | Nm | 8 | 8 |
RADIATOR, COOLANT HOSES
| Number | Designation | Engine 176 in model 167 | Engine 177 except in model 463 | |
|---|---|---|---|---|
| BA20.20-P-1013-01Q | Screw, coolant line holder to starter-alternator control unit holder | Nm | 8 | 8 |
ENGINE SUPPORT (ENGINE SIDE)
| Number | Designation | Engine 176 | Engine 177 | ||
|---|---|---|---|---|---|
| BA22.10-P-1002-02C | Screw, holder of 48V ISA electronic wiring harness to Engine carrier/oil pan/cylinder head/electric refrigerant compressor | M6 | Nm | 8 | 8 |