Range Rover P38
19
FUEL SYSTEM
NEW RANGE ROVER
16
REPAIR
Refit
21. Ensure mating surfaces between inlet manifold
and ram pipe housing are clean.
22. Ensure all locations in fuel rail and inlet manifold
are clean.
23. Fit new ’O’ rings to injectors and fuel pressure
regulator.
24. Lubricate ’O’ rings with silicone grease.
25. Fit fuel pressure regulator to fuel rail. Secure
with bolts. Tighten to
10 Nm (7 lbf.ft)
26. Engage regulator return pipe in clip.
27. Fit injectors to fuel rail. Secure with clips.
28. Position fuel rail to inlet manifold. Engage
injectors, one bank at a time.
29. Position ignition coil bracket on inlet manifold
studs.
30. Secure ignition coil bracket and fuel rail to inlet
manifold with nuts. Tighten to
8 Nm (6 lbf.ft)
31. Connect return hose to pressure regulator pipe.
Secure with clip.
32. Connect fuel feed pipe to fuel rail. Tighten union
to
16 Nm (12 lbf.ft)
33. Connect multiplugs to fuel injectors and fuel
temperature sensor.
34. Remove cloth from inlet manifold.
35. Apply a thin, uniform coating of Loctite 577
sealant to mating face of inlet manifold.
36. Fit ram pipe housing to inlet manifold. Secure
with bolts. Tighten to
24 Nm (18 lbf.ft)
37. Connect purge hose, crankcase breather hose
and pressure regulator vacuum hose to ram pipe
housing.
38. Fit plenum chamber.
See this section.
39. Reconnect battery negative lead.
40. Start engine. Check for leaks around fuel rail and
injectors.
FUEL RAIL AND INJECTORS - from 99MY
Service repair no - 19.60.04 - Fuel Rail
Service repair no - 19.60.12 - Injectors
Remove
1. Remove upper inlet manifold gasket.
See
MANIFOLD AND EXHAUST SYSTEM, Repair.
2. Release HT leads from clips on rocker covers
and from spark plugs.
3. Disconnect multiplugs from coils.
4. Remove 2 lower coil fixing bolts and remove coil
assembly.
5. Position absorbent cloth beneath fuel pipe to
catch spillage.
6. Disconnect fuel feed hose from fuel rail
CAUTION: Plug the connections.
7. Release injector harness clips from fuel rail and
disconnect injector multiplugs.