Remove/Install Electric Coolant Pump For High Temperature Circuit - AR20.10-P-0001MFH
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Engine 260 in model 118, 177, 247
with code B01 (48V technology)
| 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°C. 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 threaded connections fastened using a tightening angle-based tightening process | AH00.00-P-0020-01A | |
| 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 | |
| Remove/install | |||
| 1 | Remove the coolant thermostat. | AR20.10-P-2461MFC | |
| 2 | Remove screws (1) and remove heat shield (2) upward. | *BA22.10-P-1002-02E | |
| 3 | Release and disconnect electrical connectors (3) and unclip electric lines from high-temperature circuit coolant pump (M43/10) (arrows). | Fig 1 | |
| 4 | Remove coolant hose (4) from coolant hose (5). | Fig 4 | |
| Fig 2 | |||
| 5 | Remove coolant hoses (5, 6) from high-temperature circuit coolant pump (M43/10). | AR20.20-P-7441-01RQ | |
| Fig 3 | |||
| Fig 4 | |||
| 6 | Remove coolant hose (7) from high-temperature circuit coolant pump (M43/10). | Fig 2 | |
| Fig 3 | |||
| Fig 4 | |||
| 7 | Unscrew screws (8) and remove high-temperature circuit coolant pump (M43/10). | *BA20.10-P-1001-01AC | |
| 8 | Install in the reverse order. |
COOLANT PUMP, COOLANT THERMOSTAT
| Number | Designation | Engine 260 with code 9U8 (Control code - Major assembly technical further development) | ||
|---|---|---|---|---|
| BA20.10-P-1001-01AC | Screw, coolant pump to timing case/crankcase/oil pan | Stage 1 | Nm | 20 |
| Stage 2 | ∠° | 30 | ||
ENGINE SUPPORT (ENGINE SIDE)
| Number | Designation | Engine 260 | ||
|---|---|---|---|---|
| BA22.10-P-1002-02E | Bolt, heat shield to engine carrier/crankcase/oil pan/cylinder head | M6 | Nm | 8 |