Intake Manifold: Notes

WARNING: This page is about a different car, the 2024 Jeep Grand Cherokee L. However, it is still accessible from the selected car via links, so may be relevant.

REMOVAL

Perform the fuel system pressure release procedure. Refer to FUEL SYSTEM PRESSURE RELEASE .
Remove the intake air tube. Refer to TUBE, INTAKE AIR, REMOVAL AND INSTALLATION, 5.7L .
Remove the clean air hose. Refer to HOSE, CLEAN AIR, REMOVAL AND INSTALLATION, 5.7L .
Remove the engine cover.
Remove the safety lock and disconnect the fuel supply line quick connect fitting from the fuel rail.

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1 - Safety Lock

2 - Fuel Supply Line Quick Connect Fitting
Disconnect the throttle body wire harness connector and detach the wire harness retainer.

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1 - Wire Harness Retainer

2 - Throttle Body Wire Harness Connector
Disconnect the right side fuel injectors wire harness connectors.

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1 - Right Side Fuel Injectors Wire Harness Connectors
Disconnect the MAP sensor wire harness connector located at the rear of the intake manifold.

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1 - Manifold Air Pressure (MAP) Sensor Wire Harness Connector
Disconnect the left side fuel injectors wire harness connectors.

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1 - Left Side Fuel Injectors Wire Harness Connectors
Remove the purge solenoid. Refer to SOLENOID, EVAPORATIVE EMISSIONS PURGE, REMOVAL AND INSTALLATION .
Disconnect the make up air hose.

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1 - Make Up Air Hose
Disengage the wire harness from the rear of the intake manifold.
Using the sequence shown, remove the intake manifold bolts and the intake manifold.

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Intake Manifold Bolt Sequence

CLEANING:

NOTE:

There is NO approved repair procedure for the intake manifold. If severe damage is found during inspection, the intake manifold must be replaced.

Before installing the intake manifold thoroughly clean the mating surfaces. Use a suitable cleaning solvent, then air dry.

INSTALLATION

Follow the removal procedure in reverse for general reassembly of the components on the vehicle. The steps listed below are calling out specific procedures that should be followed during installation.

The intake manifold seals may be reused, provided not cuts, tears or deformation have occurred.
If reinstalling the original manifold apply Mopar® Lock & Seal Adhesive to the intake manifold bolts. Not required when installing a new manifold.
Install the intake manifold bolts and tighten in the sequence shown in the torque table below.