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Home >> Jeep >> 2004 >> Liberty Limited, 4WD, Automatic >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> 3.7L Engine >> Intake Manifold >> Installation

Intake Manifold: Installation

  1. Install intake manifold gaskets.
  2. Install intake manifold.
  3. Install intake manifold retaining bolts and tighten in sequence shown in to 12 N.m (105 in. lbs.).
  4. Install left and right radio suppressor straps.
  5. Install throttle body assembly.
  6. Connect throttle cable and speed control cable to throttle body.
  7. Install fuel rail.
  8. Install ignition coil towers.
  9. Position and install heater hoses and tubes onto intake manifold.
  10. Install the heater hoses to the heater core and engine front cover.
    11. Fig 1: Identifying Intake Manifold Tightening Sequence
    G01744802Courtesy of DAIMLERCHRYSLER CORP.
  11. Connect 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
    • Ignition coil towers
    • Fuel injectors
  12. Install top oil dipstick tube retaining bolt and ground strap.
  13. Connect generator electrical connections.
  14. Connect Vapor purge hose, Brake booster hose, Speed control servo hose, Positive crankcase ventilation (PCV) hose.
  15. Fill cooling system.
  16. Install resonator assembly and air inlet hose.
  17. Connect negative cable to battery.
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