17 00 COOLING, TEST (M550i xDrive 2020-2022)
1700 TECHNICAL DATA OVERVIEW
| Coolant level | ||
| Overfill quantity of coolant (above the maximum mark) in the high-temperature expansion tank | + 200 ml | |
| Overfill quantity of coolant (above the maximum mark) in the low-temperature expansion tank (if installed) | + 100 ml | |
| Cooling system test pressure | ||
| Test pressure for cooling system (gauge pressure) | 1.5 bar | |
| High-temperature coolant circuit filling capacity G30 N63B44T3 | ||
| N63B44T3 | 8.75 I | |
| Low-temperature coolant circuit filling capacity | ||
| N63B44T3 | 3.25 I | |
| Opening pressure of coolant seal cover | ||
| Pressure relief valve opens when the pressure exceeds the ambient pressure. | min. 2.0 bar | |
| Electric changeover valve must open at latest when the pressure is lower than the ambient pressure | max. 0.1 bar | |
| Test conditions for coolant level | ||
| Coolant must be cooled down | ||