FixVault
Home › Jeep › 2004 › Liberty Limited, 4WD, Part Time › Repair and Diagnosis › Engine Mechanical › Mechanical › 3.7L Engine › Intake Manifold › Removal

Intake Manifold: Removal

  1. Disconnect negative cable from battery.
  2. Remove resonator assembly and air inlet hose.
  3. Disconnect throttle and speed control cables.
  4. Disconnect electrical connectors for the following components:
    • Manifold Absolute Pressure (MAP) Sensor
    • Intake Air Temperature (IAT) Sensor
    • Throttle Position (TPS) Sensor
    • Coolant Temperature (CTS) Sensor
    • Idle Air Control (IAC) Motor
  5. Disconnect vapor purge hose, brake booster hose, speed control servo hose, positive crankcase ventilation (PCV) hose.
  6. Disconnect generator electrical connections.
  7. Disconnect air conditioning compressor electrical connections.
  8. Disconnect left and right radio suppressor straps.
  9. Disconnect and remove ignition coil towers.
  10. Remove top oil dipstick tube retaining bolt and ground strap.
  11. Bleed fuel system.
  12. Remove fuel rail.
  13. Remove throttle body assembly and mounting bracket.
  14. Drain cooling system below coolant temperature level.
  15. Remove the heater hoses from the engine front cover and the heater core.
  16. Unclip and remove heater hoses and tubes from intake manifold.
  17. Remove coolant temperature sensor.
  18. Remove intake manifold retaining fasteners in reverse order of tightening sequence.
  19. Remove intake manifold.
About FixVault