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Home >> Chrysler >> 2011 >> 300 C, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1577 (6.4L Engine - (Service Information) - 2500 Hd) >> Manifolds >> Manifold, Intake >> Removal

Manifold, Intake: Removal

WARNING: This page is about a different car, the 2017 RAM 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.
GC0161541Courtesy of CHRYSLER GROUP, LLC
  1. Disconnect the intake air temperature (IAT) sensor electrical connector (2).
    GC0161561Courtesy of CHRYSLER GROUP, LLC
  2. Remove the breather hose (3).
  3. Remove the intake air tube (2) from the air cleaner housing and the throttle body.
    GC0088028Courtesy of CHRYSLER GROUP, LLC
  4. Lift up the front of the engine cover (1) and separate the engine cover front grommets (2) from the ball studs on the intake manifold.
  5. Perform the fuel pressure release procedure. Refer to FUEL SYSTEM PRESSURE RELEASE .
    GC0087848Courtesy of CHRYSLER GROUP, LLC
  6. Disconnect the negative battery cable (1).
    NOTE:

    Excessive fuel spillage onto the gaskets can cause gaskets to expand and dislodge from the gasket groove.

  7. Disconnect the fuel supply line quick connect fitting at the fuel rail (1) and plug the fuel supply line with a shipping cap to prevent spillage. Refer to STANDARD PROCEDURE - QUICK-CONNECT FITTINGS .
    NOTE:

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

    GC0088125Courtesy of CHRYSLER GROUP, LLC
  8. Disconnect the MAP sensor electrical connector (1).
    GC0158183Courtesy of CHRYSLER GROUP, LLC
  9. Disconnect the electrical connectors to all fuel injectors (1) and position the fuel injector electrical harness aside.
  10. Remove the main engine electrical harness groom at the rear of the intake manifold and position harness aside.
    GC0158097Courtesy of CHRYSLER GROUP, LLC
  11. Remove the bolt at the A/C line support bracket.
    GC0158421Courtesy of CHRYSLER GROUP, LLC
  12. If equipped with a secondary generator. Remove the wiring harness from the intake manifold.
  13. Remove the primary generator (1) and position aside.
    GC0148462Courtesy of CHRYSLER GROUP, LLC
  14. Disconnect the electrical connectors (2) at the throttle body (1) and reposition the harness.
    GC0154425Courtesy of CHRYSLER GROUP, LLC
  15. Remove the purge solenoid (2).
    GC0161516Courtesy of CHRYSLER GROUP, LLC
  16. Remove the short runner valve (SRV) cover (1).
  17. Disconnect the short runner valve (SRV) electrical connector (3).
    GC0161553Courtesy of CHRYSLER GROUP, LLC
  18. Remove the EGR crossover tube (2).
    GC0161638Courtesy of CHRYSLER GROUP, LLC

    Using the sequence shown, loosen the intake manifold retaining bolts.

  19. Remove the intake manifold and throttle body as an assembly.
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