Port Injection Fuel Rail LH: Installation
WARNING: This page is about a different car, the 2021 Ford F-150. However, it is still accessible from the selected car via links, so may be relevant.
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- The fuel injector clip can be reused if it is not damaged during removal. If the clip is reused, the 2 sides of the clip should be squeezed back into shape by placing it between index finger and thumb.
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NOTE: Make sure that new fuel injector O-ring seals are installed.
Install the all of the new fuel injector O-ring seals and the fuel injector retaining clips onto the fuel injectors. Lubricate the new fuel injector O-ring seals with clean engine oil. Refer to: Specifications .
- Install the fuel injectors into the fuel rail.
- Connect the fuel injector electrical connectors.
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NOTE: Ensure that the wiring harness is not damaged during the fuel rail installation.
Install the fuel rail, push down on the fuel rail above the injectors, then install and tighten the fuel rail retaining bolts in the following 2 stages and in the sequence shown in illustration.
Torque
:Stage 1: 89 lb.in (10 Nm)
Stage 2: Tighten an additional : 45°
- Connect the quick release coupling. Refer to: Quick Release Coupling
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- Attach the fuel rail harness retainer.
- Connect the fuel rail harness main electrical connector.
- Install the intake manifold. Refer to: Intake Manifold .
- Reconnect the battery negative cable. Refer to: Battery Disconnect and Connect .
- Pressurize the fuel system. Refer to: Fuel System Pressure Release .