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Home >> Jeep >> 2003 >> Wrangler X, Automatic >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 2 (2.4L Engine) >> Intake Manifold >> Installation
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Intake Manifold: Installation

WARNING: This page is about a different variant/trim than selected.
  1. Clean manifold sealing surfaces.
  2. Install new manifold to cylinder head seals.
  3. Install manifold to head.
  4. Install and tighten intake manifold fasteners to 28 N.m (250 in. lbs.) in the sequence shown (Fig 1). Repeat procedure until all bolts are at specified torque.
    Fig 1: Identifying Lower Intake Manifold Tightening Sequence
    G02711981Courtesy of DAIMLERCHRYSLER CORP.
  5. Install throttle cables in bracket.
  6. Connect throttle, speed control, (if equipped), cables to throttle lever.
  7. Connect vacuum lines for power brake booster, LDP, EGR transducer, and speed control vacuum reservoir (if equipped) at upper intake manifold fittings.
  8. Connect vacuum lines for purge solenoid and PCV valve.
  9. Connect electrical connectors for MAP sensor, throttle position sensor (TPS), and idle air control (IAC) motor.
  10. Connect the fuel line. (Refer to QUICK CONNECT FITTING - STANDARD PROCEDURE ).
  11. Connect coolant temperature sensor/fuel injector wiring harness electrical connector.
  12. Install the air cleaner housing and air intake tube to throttle body.
  13. Connect inlet air temperature sensor connector.
  14. Connect negative cable to battery.
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