Drain/Fill Low-Temperature Circuit Coolant - AR20.00-P-1144MNJ
Engine 178.9 in model 190.381
| 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 overpressure. Do not pour coolant into beverage containers. Wear protective gloves, protective clothing and safety glasses. |
AS20.00-Z-0001-01A | |
| Risk of injury. Skin or eye injuries may result when handling hot or glowing objects. | Wear protective gloves, protective clothing and safety glasses, if necessary. | AS00.00-Z-0002-01A | |
| 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 | Notes on avoiding damage through contamination and foreign objects | AH00.00-P-5000-01A | |
| Notes on coolant level | AH20.00-P-1142-01CW | ||
| Remove | |||
| 1 | Remove engine cover. | ||
| Engine 178.9 in model 190.381 with code M032 (Black Series version) |
AP01.10-P-2405-01GT | ||
| 2 | Slowly open cap (2) at upper low-temperature circuit coolant expansion reservoir (1) and remove. | ||
| 3 | Remove front section of the bottom engine compartment lining. | AR61.20-P-1105RGB | |
| Drain off | |||
| 4 | Remove coolant hose (3) from coolant pipe (4) and catch escaping coolant in suitable container. | Fig 2 | |
| 5 | Attach coolant hose (3) to coolant pipe (4). | Fig 2 | |
| Pour in | |||
| 6 | Connect vehicle diagnostic system and switch on | ||
| AD00.00-P-2000-04B | |||
| 7 | Start fill mode of coolant circuit. | ||
| 8 | Fill in coolant. | AR20.00-P-1142-04A | |
Do not fill coolant circuit without activating fill mode. Proper distribution of the coolant is otherwise not ensured. |
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| Fig 4 | |||
| Fig 1 | |||
| Fig 5 | |||
| Fig 3 | |||
| 9 | End fill mode of coolant circuit. | ||
| 10 | Start bleed routine of coolant circuit. | ||
| If the bleeding routine was not completed successfully: ↓ Repeat bleed routine of coolant circuit. |
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| 11 | Disconnect diagnostic system and switch off | ||
| AD00.00-P-2000-04B | |||
| Check | |||
| 12 | Check coolant level, correct if necessary. | *BF20.00-P-1001-02U | |
| 13 | Check coolant circuit for leaktightness. | AR09.41-P-1011MNB | |
| Install | |||
| 14 | Install front section of lower engine compartment lining. | AR61.20-P-1105RGB | |
| 15 | Install cap (2) at upper low-temperature circuit coolant expansion reservoir (1). | ||
| 16 | Install engine cover. | ||
| Engine 178.9 in model 190.381 with code M032 (Black Series version) |
AP01.10-P-2405-01GT | ||
| *BA01.10-P-1001-01G |
ENGINE COVER
| Number | Designation | Engine 178 | |
|---|---|---|---|
| BA01.10-P-1001-01G | Screw, Engine cover at front to bracket | Nm | 6 |
COOLING SYSTEM
| Number | Designation | Engine 178 in model 190.381 | |||
|---|---|---|---|---|---|
| BF20.00-P-1001-02U | Cooling system | Workshop replacement amount | Main circuit | Liter | ≈ 12, 6 |
| Low-temperature circuit | Liter | ≈ 9, 1 | |||
| Antifreeze/water | Down to -37°C | ||||
| -38°C and below | |||||
| Specifications for Operating Fluids, sheet | - | ||||
| Specifications for Operating Fluids, sheet | - | ||||
| Specifications for Operating Fluids, sheet | - | ||||
| -25_°C | 40/60 | ||||
| Specifications for Operating Fluids, sheet | BB00.40-P-0325-06A | ||||
| Specifications for Operating Fluids, sheet | BB00.40-P-0326-06A | ||||