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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 Air Conditioner Test (R 134A)

Before A/C efficiency test, satisfy following conditions: 1. Provide a MoDiC or DIS. Safeguard electrical system integrity by checking the fault memory (no faults in the fault memory). 2. Provide a thermometer with separate gauge. 3. Perform the test in a suitable work bay with an ambient temperat

 Engine oil

General information The engine oil consumption is dependent on your driving style and driving conditions. Therefore, regularly check the engine oil level after refueling by taking a detailed measurement. The engine oil consumption can increase in the following situations, for instance: Sporty dr

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