BMW X5 Owners & Service Manuals

BMW X5: Fuel Supply And Management

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 N52KP And N51 Fuel System

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

 HPI Function

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

 Limp-Home Mode

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

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 HPI Function

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 sensor (6). The fuel is delivered by the electric fuel pump in line with demand. If this sensor fai

 Automatic deactivation of the front passenger airbags

Principle The system reads if the front passenger seat is occupied by measuring the human body's resistance. Front, knee, and side airbag on the front passenger's side are activated or deactivated. General information Before transporting a child on the front passenger seat, refer to the safety info

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