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Home >> Jeep >> 2005 >> Wrangler Rubicon, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 495 (Engine Cooling System & Automatic Transmission Cooling System) >> Engine >> Water Pump >> Installation >> 2.4L Engine

2.4L Engine

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  1. Install new O-ring gasket in water pump body O-ring locating groove. See Fig 1.
    Fig 1: Water Pump Body
    GC0021858Courtesy of DAIMLERCHRYSLER CORP.
    1 - IMPELLER
    2 - WATER PUMP BODY
    3 - O-RING LOCATING GROOVE
    CAUTION: Make sure O-ring is properly seated in water pump groove before tightening screws. An improperly located O-ring may be damaged and cause a coolant leak.
  2. Assemble pump body to block and tighten screws to 12 N.m (105 in. lbs.). Pressurize cooling system to 103.4 kPa (15 psi) with pressure tester and check water pump shaft seal and O-ring for leaks.
  3. Rotate pump by hand to check for freedom of movement.
  4. Install the timing belt rear cover (Refer to ENGINE/VALVE TIMING/TIMING BELT COVER(S) - INSTALLATION).
  5. Install camshaft sprockets and target ring. Torque bolts to 101 N.m (75 ft. lbs.) while holding camshaft sprocket with Special tool C-4687 and adaptor C-4687-1.
  6. Install timing belt idler pulley and torque mounting bolt to 61 N.m (45 ft. lbs.).
  7. Install the timing belt (Refer to ENGINE/VALVE TIMING/TIMING BELT AND SPROCKET(S) - INSTALLATION).
  8. Install the accessory drive mounting bracket. See Fig 2.
    Fig 2: Accessory Drive Bracket
    GC0025162Courtesy of DAIMLERCHRYSLER CORP.
    1- UPPER TIMING BELT COVER
    2- LOWER TIMING BELT COVER
    3- BELT TENSIONER
    4- ACCESSORY DRIVE BRACKET
  9. Install the power steering pump.
  10. Install the generator.
  11. Install the A/C compressor.
  12. Install the belt tensioner.
  13. Install the accessory drive belts (Refer to COOLING/ACCESSORY DRIVE/DRIVE BELTS - INSTALLATION) .
  14. Fill the cooling system (Refer to COOLING - STANDARD PROCEDURE) .
  15. Lower vehicle and connect battery cable.