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Home >> Jeep >> 2021 >> Cherokee Trailhawk >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 2 (2.4L Engine (Service Information)) >> Manifolds >> Manifold, Intake >> Removal

Manifold, Intake: Removal

WARNING: This page is about a different variant/trim than selected.
  1. Remove the engine cover. Refer to REMOVAL  .
  2. Release the fuel pressure. Refer to FUEL SYSTEM PRESSURE RELEASE .
  3. Disconnect and isolate the negative battery cable. If equipped with an Intelligent Battery Sensor (IBS), disconnect the IBS connector first before disconnecting the negative battery cable.
  4. Remove the cowl plenum extension and cowl plenum panel. Refer to COVER, COWL PANEL, REMOVAL .
  5. Remove the clean air hose, resonator and air cleaner body. Refer to REMOVAL  .
    GC0159295Courtesy of CHRYSLER GROUP, LLC
  6. Raise and support the vehicle. Refer to HOISTING, STANDARD PROCEDURE .
  7. Remove the front and rear skid plates if equipped.
  8. Remove the belly pan if equipped.
  9. Remove the exhaust flange nuts (4) and flange gasket (5). Discard the gasket.
  10. Remove the pipe support bolt (3) and reposition the cross-under pipe (2).
    GC0186646Courtesy of CHRYSLER GROUP, LLC
  11. Remove the intake manifold support bracket nuts (1).
  12. Remove the intake manifold support bracket bolt (3).
  13. Remove the intake manifold support bracket (2).
    GC0187131Courtesy of CHRYSLER GROUP, LLC
  14. Lower the vehicle.
  15. Remove the air cleaner body bracket nuts (2) from the right frame rail and remove the bracket (1).
    GC0187179Courtesy of CHRYSLER GROUP, LLC
  16. Remove the two right engine mount to frame rail bolts (1).
  17. Remove the right engine mount to strut tower bolt (2).
    GC0159727Courtesy of CHRYSLER GROUP, LLC
  18. Move the right side of the engine forward approximately 3 inches (1).
    GC0186683Courtesy of CHRYSLER GROUP, LLC
  19. Disconnect the purge vapor line (2) from the purge control valve. Refer to FUEL SYSTEM/FUEL DELIVERY/FITTING, QUICK CONNECT/STANDARD PROCEDURE .
  20. Disconnect the fuel line (1) from the fuel rail. Refer to FUEL SYSTEM/FUEL DELIVERY/FITTING, QUICK CONNECT/STANDARD PROCEDURE .
  21. Unlock and disconnect the wire harness connector (3) from the oil temperature sensor.
  22. Disengage the wire harness connector support bracket (4) from the fuel rail.
    GC0186970Courtesy of CHRYSLER GROUP, LLC
  23. Remove the injector silencer pad (1).
    GC0186414Courtesy of CHRYSLER GROUP, LLC
  24. Unlock and disconnect the wire harness connector (3) from the throttle body (1).
  25. Remove the four bolts (2) and remove the throttle body (1) from the intake manifold.
    GC0187154Courtesy of CHRYSLER GROUP, LLC
  26. Unlock and disconnect the four fuel injector wire harness connectors (1).
  27. Unlock and disconnect the four VVAA solenoid wire harness connectors (2).
    GC0186944Courtesy of CHRYSLER GROUP, LLC
  28. Unlock and disconnect the purge control valve wire harness connector (3).
  29. Disconnect the PVC hose (1) from between the PCV valve on the cylinder head cover and the intake manifold near the throttle body.
  30. Disconnect the purge hose (4) from between the purge control valve (2) and the intake manifold near the throttle body.
  31. Remove the PVC hose and the purge hose from the engine as an assembly.
    GC0186975Courtesy of CHRYSLER GROUP, LLC
  32. Unlock and disconnect the MAP sensor wire harness connector (2).
  33. Disengage the two wire harness retainers (1) from the intake manifold.
    GC0186935Courtesy of CHRYSLER GROUP, LLC
  34. Disengage the PTU vent hose retainer (1) from the intake manifold.
    GC0186486Courtesy of CHRYSLER GROUP, LLC
  35. Remove the four screws (2) and the intake manifold silencer cover (1).
    GC0186395Courtesy of CHRYSLER GROUP, LLC
  36. Remove the two intake manifold nuts (3) and three intake manifold bolts (2).
  37. Remove the intake manifold (1) by lifting upward and out of the engine bay.
    GC0186762Courtesy of CHRYSLER GROUP, LLC
  38. If required, remove the silencer pad (1).
    GC0186736Courtesy of CHRYSLER GROUP, LLC
  39. Remove and discard the four intake manifold seals (1).
    GC0186689Courtesy of CHRYSLER GROUP, LLC
  40. If required, remove the purge control valve (1) from the fuel rail.
  41. If required, remove the fuel rail (4) and fuel injectors from the intake manifold. Refer to RAIL, FUEL, REMOVAL .
  42. If required, remove the MAP sensor (3) from the intake manifold.
  43. If required, remove the silencer pad (2) from the intake manifold.
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