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Home >> Jeep >> 2005 >> Wrangler Rubicon, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 544 (3.7L Engine (Service Information)) >> Engine - 3.7L Service Information >> Removal - Engine

Removal - Engine

WARNING: This page is about a different car, the 2005 Jeep Grand Cherokee. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Removing And Installing Strut Tower Support
GC0027231Courtesy of DAIMLERCHRYSLER CORP.
  1. Release fuel rail pressure (Refer to FUEL SYSTEM/FUEL DELIVERY - STANDARD PROCEDURE) then disconnect the fuel supply quick connect fitting at the fuel rail (Refer to FUEL SYSTEM/FUEL DELIVERY/QUICK CONNECT FITTING - STANDARD PROCEDURE) .
  2. Remove the strut tower support (1).
    Fig 2: Removing/Installing A/C Compressor
    GC0003787Courtesy of DAIMLERCHRYSLER CORP.
  3. Disconnect the battery negative cable.
  4. Remove air cleaner assembly.
  5. Remove fan shroud with viscous fan assembly.
  6. Remove drive belt.
  7. Remove A/C compressor (2) and secure away from engine.
    Fig 3: Removing/Installing Generator - 3.7L/4.7L
    GC0003785Courtesy of DAIMLERCHRYSLER CORP.
    1 - LOWER BOLTS
    2 - REAR BOLT
    3 - GENERATOR
  8. Remove generator (3) and secure away from engine.
    NOTE: Do NOT remove the phenolic pulley from the P/S pump. It is not required for P/S pump removal.
  9. Remove power steering pump with lines attached and secure away from engine.
  10. Drain cooling system.
  11. Disconnect the heater hoses from the engine.
  12. Disconnect heater hoses from heater core and remove hose assembly.
  13. Disconnect throttle and speed control cables.
  14. Remove upper radiator hose from engine.
  15. Remove lower radiator hose from engine.
  16. Remove radiator/cooling module assembly.
  17. Disconnect the engine to body ground straps at the left side of cowl.
    Fig 4: Throttle Body Connection Points
    GC0003789Courtesy of DAIMLERCHRYSLER CORP.
    1 - THROTTLE BODY
    2 - TPS
    3 - IAC MOTOR
    4 - IAT SENSOR (THREADED TYPE)
    5 - MOUNTING SCREWS
  18. Disconnect the engine wiring harness at the following points:
    • Intake air temperature (IAT) sensor (4)
    • Fuel Injectors
    • Throttle Position (TPS) Switch (2)
    • Idle Air Control (IAC) Motor (3)
    • Engine Oil Pressure Switch
    • Engine Coolant Temperature (ECT) Sensor
    • Manifold Absolute Pressure MAP) Sensor
    • Camshaft Position (CMP) Sensor
    • Coil Over Plugs
    • Crankshaft Position Sensor
  19. Remove coil over plugs.
    Fig 5: Intake Manifold Tightening Sequence
    GC0003788Courtesy of DAIMLERCHRYSLER CORP.
  20. Remove fuel rail and secure away from engine.
    NOTE: It is not necessary to release the quick connect fitting from the fuel supply line for engine removal.
  21. Remove the PCV hose.
  22. Remove the breather hoses.
  23. Remove the vacuum hose for the power brake booster.
  24. Disconnect knock sensors.
  25. Remove engine oil dipstick tube.
  26. Remove intake manifold.
  27. Install engine lifting fixture, special tool#8247, using original fasteners from the removed intake manifold, and fuel rail. Torque to factory specifications.
    NOTE: Recheck bolt torque for engine lift plate before removing engine.
    Fig 6: Removing/Installing Starter - 3.7L/4.7L - Auto. Trans.
    GC0003784Courtesy of DAIMLERCHRYSLER CORP.
    1 - EYELET TERMINAL
    2 - NUT
    3 - SCREW AND WASHER (2)
    4 - STARTER MOTOR
    5 - WIRE HARNESS CONNECTOR
  28. Disconnect oxygen sensor wiring.
  29. Disconnect crankshaft position sensor.
  30. Disconnect the engine block heater power cable, if equipped.
  31. Disconnect the front propshaft at the front differential and secure out of way.
    NOTE: It is necessary to disconnect the front propshaft for access to the starter and left side exhaust flange.
  32. Remove the starter (4).
    Fig 7: Body Ground Strap-Right Side Removal/Installation
    GC0003782Courtesy of DAIMLERCHRYSLER CORP.
    1 - NUT
    2 - A/C ACCUMULATOR
    3 - GROUND STRAP
    Fig 8: Body Ground Strap-Left Side Removal/Installation
    GC0003783Courtesy of DAIMLERCHRYSLER CORP.
    1 - NUT
    2 - GROUND STRAP
    3 - BRAKE BOOSTER
  33. Remove the ground straps from the left (2) and right (3) side of the block.
    Fig 9: Structural Dust Cover Removal/Installation
    GC0003786Courtesy of DAIMLERCHRYSLER CORP.
    1 - BOLT
    2 - BOLT
    3 - BOLT
  34. Remove the structural cover.
  35. Disconnect the right and left exhaust pipes at the manifolds and from the crossover, and remove from the vehicle.
    NOTE: The exhaust clamps at the manifolds cannot be reused. New clamps must be used or leaks may occur.
    Fig 10: Remove Torque Converter Bolts
    GC0011726Courtesy of DAIMLERCHRYSLER CORP.
    1 - TRANSMISSION
    2 - DRIVEPLATE
    3 - TORQUE CONVERTER BOLTS
  36. Remove torque convertor bolts (3), and mark location for reassembly.
    Fig 11: Remove Transmission to Engine Bolts
    GC0011725Courtesy of DAIMLERCHRYSLER CORP.
    1 - ENGINE
    2 - TRANSMISSION
    3 - BOLTS
    4 - WIRING HARNESS CLIPS
  37. Remove transmission bellhousing to engine bolts (3).
    Fig 12: Engine Mount Bolt
    GC0011727Courtesy of DAIMLERCHRYSLER CORP.
  38. Remove left and right engine mount thru bolts (3).
  39. Lower the vehicle.
  40. Support the transmission with a suitable jack.
  41. Connect a suitable engine hoist to the engine lift plate.
  42. Remove engine from vehicle.
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