17 11 Radiator with mounting N55/N63
WARNING: This page is about a different car, the 2013 BMW X5, 2012 BMW X5, and 2011 BMW X5. However, it is still accessible from the selected car via links, so may be relevant.
RADIATOR WITH MOUNTING SPECIFICATION
| Cap for cooling system | ||
| Pressure relief valve opens when the pressure exceeds the ambient pressure. | bar | 2 +0.1-0.2 |
| Electric changeover valve must open at latest when the pressure is lower than the ambient pressure | bar | 0.1 |
| Test pressure, coolant radiator (excess pressure) | bar | 2.0 |