BMW 5 Series Owners & Service Manuals

BMW 5 Series: Fuel System

Fuel preparation

The fuel preparation has been modified to meet the requirements of emission legislation. The high pressure pump and the injectors have been revised and designed for a fuel injection pressure of 350 bar.

Fuel preparation
Fuel preparation, B58TU engine

  1. Injector
  2. Holding clamp
  3. Rail pressure sensor
  4. Rail
  5. High-pressure line
  6. High pressure pump
  7. Quantity control valve
  8. Fuel feed line

Strict cleanliness must be observed when carrying out any work on the fuel system!

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 Direct rail

Mounting the injectors Mounting bolts Plastic sleeve Holding clamp with bayonet fitting Rail Solenoid valve injector Cast lug The solenoid valve injectors are fastened to the holding clamp w

 Solenoid valve injector

Measures at the solenoid valve injector The following graphic illustrates the differences between the EURO 6b and EURO 6c versions: EURO 6 measures, solenoid valve injector Solenoid valve injecto

 Engine Electrical System

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 Lane Departure Warning

The Lane Departure Warning is an element of the Active Driving Assistant, optional equipment (OE 5AS) and the Active Driving Assistant Plus, optional equipment (OE 5AT). The Lane Departure Warning detects lane markings from a speed of approximately 43 mph (70 km/h) and warns the driver again

 System monitoring functions

The Advanced Crash Safety Module has the following system monitoring functions: System self-test (pre-drive check) Display of system operability Cyclic monitoring Fault display and fault storage Output of faults (diagnosis) Acoustic and visual seat belt warning Deactivation of the front pas

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