1700 COOLANT TECHNICAL DATA (840i and 840i xDrive coupe/convertible/Gran Coupe sedan)
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 capacity | ||
| High-temperature coolant circuit | 6.9 l | |
| High-temperature coolant circuit (SA823) | 8 l | |
| Low temperature coolant circuit | 2.95 l | |
| Opening pressure of sealing cap of low-temperature coolant circuit | ||
| Pressure relief valve opens when the pressure exceeds the ambient pressure. | min. 1.4 bar | |
| Electric changeover valve must open at latest when the pressure is lower than the ambient pressure | max. 0.1 bar | |
| Test pressure for cooling system (gauge pressure) | 1.5 bar | |
| Test conditions for coolant level | ||
| Coolant must be cooled down | ||