Leon Mk2
| Dismantling and assembling fuel rail: Engine codes APF, AUR |
| 1 - | Clip |
| q | Check for correct seating in the injector and fuel distributor |
| 2 - | Return line |
| q | Blue or blue mark |
| q | Immobilise with strip clamps |
| q | Check for firm seating |
| q | Goes to the fuel transport unit in the tank → Chapter |
| 3 - | Supply line |
| q | Black, with white mark |
| q | Immobilise with strip clamps |
| q | Check for firm seating |
| q | Comes from the fuel filter → Chapter |
| 4 - | Fuel distributor |
| 5 - | Clip |
| q | Check for correct seating in the injector and fuel distributor |
| 6 - | Injector (-N30-…-N33-) |
| q | Resistance 14,0 … 17,0 Ω (at ambient temperature) |
| q | After replacing, clear all self-adaptive values and re-adapt the engine control unit → Chapter |
| 7 - | O-ring |
| q | Replace |
| q | Lightly oil with clean motor oil before fitting |
| 8 - | O-ring |
| q | Replace if worn |
| 9 - | Vacuum hose |
| q | Goes to the upper part of intake manifold → Item |
| 10 - | Fuel pressure regulator |
| q | Testing → Chapter |
