The N52KP and N51 engine continue to use the conventional "manifold
injection" system carried over from the N52. The fuel supply components are also
carried over with regard to the EKP module, fuel
The fuel is delivered from the fuel tank by the electric fuel pump via the
feed line (5) at an "feed" pressure of 5
bar to the high pressure pump. The feed pressure is monitored by the
low-pressure
If a fault is diagnosed in the system, such as e.g. failure of the
high-pressure sensor, the fuel-supply control
valve is de-energized; the fuel then flows via a so-called bypass into the rail.
In t
Special tools required:
24 2 390
IMPORTANT: After completion of work, check transmission oil level.
Use only approved transmission fluid.
Failure to comply with this requirement will result in serious damage to the
automatic transmission!
Necessary preliminary tasks:
Remove underbody protecti
NOTE: If the control arm is detached from the rear axle carrier, it is
necessary after
reinstallation to carry out a wheel/chassis alignment check.
Necessary preliminary tasks:
Remove rear wheel.
Deactivate and empty air spring system.
Shown on vehicle at rear right:
Remove holders (1) from con