Fuel Rail and Fuel Injector: Assembly
WARNING: This page is about a different car, the 2013 Ford F-550 Super Duty and 2013 Ford F-450 Super Duty. However, it is still accessible from the selected car via links, so may be relevant.
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NOTE: If the engine is repaired or replaced because of upper engine failure, typically including valve or piston damage, check the intake manifold for metal debris. If metal debris is found, install a new intake manifold. Failure to follow these instructions can result in engine damage.NOTE: Lubricate the new O-ring seals with clean engine oil prior to installation.
Install 2 new O-ring seals on each of the fuel injectors.
- Assemble the fuel injectors onto the fuel rail and install the locking clips.
- Install the fuel rail and fuel injector assembly onto the intake manifold.
- Install the 6 fuel rail bolts.
- Tighten to 10 Nm (89 lb-in).
- Position the TB spacer.
- Install the 2 upper TB spacer bolts in 2 stages:
- Stage 1: Tighten to 7 Nm (62 lb-in).
- Stage 2: Tighten an additional 90 degrees.
- Install the 4 lower TB spacer bolts in 2 stages:
- Stage 1: Tighten to 10 Nm (89 lb-in).
- Stage 2: Tighten an additional 90 degrees.
- Install a new gasket and the TB. Tighten the 4 bolts in 2 stages:
- Stage 1: Tighten to 9 Nm (80 lb-in).
- Stage 2: Tighten an additional 90 degrees.
- Install the EVAP canister purge valve and bolt.
- Tighten to 10 Nm (89 lb-in).
- Connect the EVAP canister purge valve-to-intake manifold quick connect coupling. For additional information, refer to FUEL SYSTEM - GENERAL INFORMATION - GASOLINE AND DIESEL .
- Position the IMRC actuator and install the 3 bolts.
- Tighten to 10 Nm (89 lb-in).
- Install the IMRC rod C-clip.