LEMON Manuals: Even more car manuals for everyone
Home >> Jeep >> 2018 >> Grand Cherokee Laredo, RWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 27 (5.7L Engine (Service Information)) >> Manifolds >> Manifold, Intake >> Installation

Manifold, Intake: Installation

WARNING: This page is about a different variant/trim than selected.
GC0088126Courtesy of CHRYSLER GROUP, LLC
NOTE:

The intake manifold seals (1, 3) may be used again, provided no cuts, tears, or deformation have occurred.

  1. Inspect the intake manifold seals and replace as necessary.
  2. Install the intake manifold seals (1, 3).
  3. Position the intake manifold (2) in place.
    Fig 1: Intake Manifold Removal & Tightening Sequence
    GC0095568Courtesy of CHRYSLER GROUP, LLC
    NOTE:

    If reinstalling the original manifold apply Mopar® Lock & Seal Adhesive to the intake manifold bolts. Not required when installing a new manifold.

  4. Apply Mopar® Lock & Seal Adhesive to the intake manifold bolts.
  5. Using the sequence shown in the illustration, install the intake manifold bolts and tighten to 12 N.m (9 ft. lbs.).
    GC0146137Courtesy of CHRYSLER GROUP, LLC
    NOTE:

    The factory fuel injection electrical harness is numerically tagged (INJ 1, INJ 2, etc.) for injector position identification. If the harness is not tagged, use the noted electrical connector's location during removal.

  6. Connect the fuel injector electrical connectors (8).
  7. Position the electrical harness (7) as shown in the illustration.
  8. Connect the electrical connector (6) at the throttle body.
  9. Connect the EVAP vacuum purge hose (5).
  10. Connect the make up air hose (4) at the intake manifold.
  11. Connect the fuel supply line (3) at the fuel rail.
  12. Connect the brake booster vacuum hose (2) at the rear of the intake manifold.
  13. Connect the MAP sensor (1) electrical connector at the rear of the intake manifold.
    GC0144403Courtesy of CHRYSLER GROUP, LLC
  14. Position the resonator onto the throttle body and air cleaner housing.
  15. Tighten the hose clamp at the throttle body (4) to 5 N.m (45 in. lbs.).
  16. Install the resonator retaining bolt (3) and tighten to 5 N.m (45 in. lbs.).
  17. Tighten the hose clamp at the air cleaner housing (2) to 5 N.m (45 in. lbs.).
  18. Connect the electrical connector at the Intake Air Temperature (IAT) sensor (1).
    GC0143807Courtesy of CHRYSLER GROUP, LLC
  19. Install the engine cover (2).
  20. Install the oil fill cap (1).
    GC0145484Courtesy of CHRYSLER GROUP, LLC
  21. Connect the negative battery cable (2).
  22. Start the engine and check for leaks.
scientia non olet · About LEMON Manuals