Schematic drawings of fuel supply systems
WARNING: This page is about a different car, the 2010 BMW 135i, 2009 BMW 135i, and 2008 BMW 135i. However, it is still accessible from the selected car via links, so may be relevant.
Fuel supply system (ECE/Japan)
Fuel supply system (US version)
FUEL SUPPLY SYSTEM REFERENCE
| 1. Fuel level sensor, left | 9. Purge air line to tank venting valve |
| 2. Suction jet pump, left | 10. Fuel line to engine |
| 3. Fuel level sensor, right | 11. Rollover valve |
| 4. Suction jet pump, right | 12. Service vent valve |
| 5. Surge chamber | 13. Filler vent valve |
| 6. Electric fuel pump | 14. Dust filter |
| 7. Fuel filter with pressure regulator | 15. To atmosphere |
| 8. Tank leak diagnosis module 8. Evaporator strainer |