宝马5系E60手册技术资料：mfp-brk-e60-kraftstoffs-update_en
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BMW Service
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NOTE
The information contained in this participant manual is intended for participants of the Aftersales Training.
Refer to the relevant "BMW Service" information for any changes/ supplements to the Technical Data.
© 2003 BMW AG
München, Germany. Reprints of this manual or its parts
require the written approval of BMW AG, München
VS-12/Vs-42 MFP-HGK-BRK-0330_update
Contents
Page CHAP 1Fuel System1 Introduction1
System overview2
- Fuel system, EU version2
- E60 fuel system, diesel version4
- Fuel system, US version6
Components8
- Fuel tank8
- Fuel delivery unit12
- Swirl pot13
- Fuel delivery14
- Fuel gauge sensors16
- Activated-carbon filter16
System functions17
- Service venting17
- Filler venting19
Variants20
Fuel System
Introduction
In order to comply with the increasingly stringent emissions legislation, the fuel system has the smallest number of apertures and ports as possible.
For example, the fuel filter and the pressure regulator are integrated in the fuel tank in spark-ignition engines.
System overview
- Fuel system, EU version
KT-12000
Fig. 1:Fuel system (EU)
Index Explanation Index Explanation
1Fuel filler adapter13Service aperture, right
2Outlet protection valve14Filler vent connection
3Electric fuel pump15Service vent valve (roll-over
valve)
4Fuel filter16Service vent valve (roll-over
valve)
5Feed line17Activated-carbon filter
6Fuel rail/fuel injectors18T ank vent valve
7Pressure regulator19Purge air from activated-carbon
filter to intake system
8Suction-jet pump, left20Air cleaner (insect strainer)
9Suction-jet pump, right21Digital Motor Electronics (DME) 10Fuel sensor, right22Oxygen sensor
11Fuel sensor, left23Exhaust manifold
12Service aperture, left
- E60 fuel system, diesel version
KT-12006
Fig. 2:Fuel system (diesel engines)
Index Explanation Index Explanation
1Fuel filler adapter11Fuel gauge sensor, right
2Outlet protection valve12Fuel gauge sensor, left
3Electric fuel pump13Service aperture, left
4Fuel filter14Filler vent connection
5Feed line15Service aperture, right
6High-pressure pump16Service vent valve (roll-over
valve)
7Rail/fuel injectors17Air cleaner (insect strainer) 8Return line18Air cleaner
9Suction-jet pump, left19Exhaust manifold
10Suction-jet pump, right