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Home >> Jeep >> 2021 >> Cherokee High Altitude, Full Time T/Case Control >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 3 (3.2L Engine (Service Information)) >> Manifolds >> Manifold, Intake >> Removal >> Lower Intake Manifold

Lower Intake Manifold

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  1. Release the fuel system pressure. Refer to FUEL SYSTEM PRESSURE RELEASE .
  2. Remove the resonator and upper intake manifold. Refer to MANIFOLD, INTAKE, REMOVAL .
    GC0144184Courtesy of CHRYSLER GROUP, LLC
  3. Remove the insulator (2) from the LH cylinder head cover.
    GC0147423Courtesy of CHRYSLER GROUP, LLC
  4. Disconnect the fuel supply hose (2) from the fuel rail inlet. Refer to FUEL SYSTEM/FUEL DELIVERY/FITTING, QUICK CONNECT - STANDARD PROCEDURE .
  5. Disconnect the fuel injector electrical connectors (1).
    GC0144480Courtesy of CHRYSLER GROUP, LLC
  6. Disengage the injection/ignition harness retainer (1) from the rear of the lower intake manifold.
  7. Disengage the main wire harness retainer (2) from the rear of the lower intake manifold.
    GC0147422Courtesy of CHRYSLER GROUP, LLC
  8. Remove the eight lower intake manifold attaching bolts (1).
  9. Remove the lower intake manifold (2) with the fuel injectors and fuel rail.
    GC0144265Courtesy of CHRYSLER GROUP, LLC
  10. Inspect and reuse the six lower intake manifold to cylinder head gaskets (1) if no issue are found.
  11. If required, remove the fuel rail and fuel injectors from the lower intake manifold. Refer to 3.2L .
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