Fuel Injection System Repairing

A- See section "Fuel Injection Components, Layout"
B- See section "Fuel Injection Components, Layout"
C- See section "Intake Air System, Component Layout"

1- 10 Nm (7 ft lb)
2- 20 Nm (15 ft lb)
3- Fuel return line
- blue
- to pump reservoir
4- Fuel supply line
- black
- from pressure reservoir
5- Bracket
mounted on air flow. sensor
6- 3.5 Nm (31 in. lb)
7- Pressure regulator
8- Differential pressure regulator harness connector
gray
10- Pressure regulator (N 73)**
- resistance: 15 to 25 Ohms
11- O-ring
always replace
12- Control plunger
13- sealing ring
- smaller diameter toward control plunger
- seals sensor plate only when in rest position
14- Stop screw for control plunger
15- 20 Nm (15 ft lb)
if there are engine running disturbances; replace mini-filter with banjo bolt
16- Fuel distributor
- after installing fuel distributor. check sensor plate free play and adjust if necessary.
17- Cap screw
- 10 Nm (7 ft lb)
- connection for pressure measuring gauge

** checked using output checks