BMW X5: Entering

 US National Version

Fuel tank leakage diagnosis module The fuel system leak test is regularly conducted when the engine is switched off. Here, the following processes are executed during the DME run-down period: Initial situation During normal engine operation, the switchover valve in the diagnosis module is in t

 Cylinder Head Cover

As stated before, the cylinder head cover used on all of the new NG6 engines is made from plastic. However, the design differs between the engines due to engine equipment. For example, the N54 engine does not use Valvetronic and therefore does not need the accommodation for the VVT motor. Also,