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Home >> Ford >> 2012 >> Explorer Limited, 3.5 8, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 212 (Engine Mechanical - 3.7L Ti-VCT) >> Removal And Installation >> Camshaft >> Removal

Removal And Installation: Camshaft: Removal

WARNING: This page is about a different car, the 2013 Ford Explorer. However, it is still accessible from the selected car via links, so may be relevant.
WARNING: Before beginning any service procedure, refer to SAFETY WARNINGS . Failure to follow this instruction may result in serious personal injury.
WARNING: Do not smoke, carry lighted tobacco or have an open flame of any type when working on or near any fuel-related component. Highly flammable mixtures are always present and may be ignited. Failure to follow these instructions may result in serious personal injury.
NOTE: During engine repair procedures, cleanliness is extremely important. Any foreign material, including any material created while cleaning gasket surfaces that enters the oil passages, coolant passages or the oil pan, can cause engine failure.
NOTE: Installation of new spark plug seals or VCT  seals is only required if seals are damaged.
  1. With the vehicle in NEUTRAL, position it on a hoist. REFER to JACKING AND LIFTING , Lifting Points.
  2. Recover the A/C system. REFER to AIR CONDITIONING (A/C) SYSTEM RECOVERY, EVACUATION AND CHARGING .
  3. Remove the cowl panel. REFER to COWL PANEL .
  4. Release the fuel system pressure. REFER to FUEL SYSTEM PRESSURE RELEASE .
  5. Remove the engine ACL  assembly and ACL  outlet pipe. REFER to INTAKE AIR SYSTEM COMPONENTS - EXPLODED VIEW .
  6. Remove the battery tray. REFER to BATTERY AND BATTERY TRAY - EXPLODED VIEW .
  7. Remove the nut and disconnect the 2 battery feed cables from the positive battery terminal.
    G09065545
  8. Remove the retainer and the ground wire cable.
    G09065546
  9. Remove the retainer and the ground wire cable.
    G09065547
  10. Disconnect the engine wiring harness electrical connector.
    G09065548
  11. Remove the front wheels and tires. REFER to WHEEL AND TIRE .
  12. NOTE: RH shown in illustration, LH similar.

    Remove the 2 RH and 2 LH lower pin-type retainers from the engine splash shields and position the shields aside.

    G09065549
  13. Remove the accessory drive belt. REFER to ACCESSORY DRIVE BELT - 3.5L TI-VCT, 3.7L TI-VCT .
  14. Drain the cooling system. REFER to COOLING SYSTEM DRAINING, FILLING AND BLEEDING .
  15. Remove the nut and disconnect the A/C tube.
    • Discard the O-ring seal and gasket seal.
      G09065550
  16. Disconnect the A/C pressure switch electrical connector.
    G09065551
  17. Remove the nut and disconnect the A/C tube.
    • Discard the O-ring seal and gasket seal.
      G09065552
  18. Remove degas bottle. REFER to DEGAS BOTTLE .
  19. Disconnect the degas bottle coolant hose from the engine coolant tube.
    G09065553
  20. Disconnect the brake booster vacuum hose from the upper intake manifold.
    G09065554
  21. Disconnect the EVAP  tube and the fuel supply tube quick connect coupling. REFER to QUICK CONNECT COUPLING .
    G09065555
  22. Disconnect the 2 PCM  electrical connectors.
    G09065556
  23. Disconnect the engine harness electrical connector.
    • Detach the wiring harness retainer.
      G09065557
  24. Remove the engine wiring harness retainer from the bulkhead.
    1. Push the wiring harness retainer tab in.
    2. Slide the wiring harness up and out of the bulkhead.
      G09065558
  25. Remove the bolt and ground wire from the RH shock tower.
    G09065559
  26. Disconnect the upper radiator hose, lower radiator hose and 2 heater hoses from the thermostat housing.
    G09065560
  27. Disconnect the transaxle control cable from the control lever.
    G09065561
  28. Disconnect the transaxle control cable from the shift cable bracket.
    G09065562
  29. If equipped, detach the engine block heater harness.
  30. NOTE: Use a steering wheel holding device (such as Hunter® 28-75-1 or equivalent).

    Using a suitable holding device, hold the steering wheel in the straight-ahead position.

    G09065563
  31. NOTE: Do not allow the intermediate shaft to rotate while it is disconnected from the gear or damage to the clockspring may occur. If there is evidence that the intermediate shaft has rotated, the clockspring must be removed and recentered. For additional information, refer to CLOCKSPRING , and CLOCKSPRING ADJUSTMENT .
    NOTE: Index-mark the steering column shaft position to the steering gear for reference during installation.

    Remove the bolt and disconnect the steering column shaft from the steering gear.

    • Discard the bolt.
      G09065564
  32. Remove the exhaust Y-pipe. For additional information, Refer to EXHAUST Y-PIPE - 3.5L TI-VCT .
  33. NOTE: Index-mark the driveshaft for installation.

    If equipped, remove and discard the 4 bolts and support the driveshaft with a length of mechanic's wire.

    G09065565
  34. Remove the drain plug and drain the engine oil.
    • Install the drain plug and tighten to 27 Nm (20 lb-ft).
      G09065566
  35. Remove and discard the engine oil filter.
    G09065567
  36. If equipped, disconnect the 2 PTU  cooler hoses. For additional infomation, refer to FUEL SYSTEM - GENERAL INFORMATION .
    G09065568
  37. Disconnect the oil cooler coolant hoses.
    G09065569
  38. Unlatch the cooler hose retainer latch and pry up on the oil cooler hose retainer to release the retainer and remove it from the subframe.
    G09065570
  39. Remove the 2 secondary latches from the transmission fluid cooler tubes at the transmission fluid cooler thermal bypass valve.
    G09065571
  40. Using 307-569, disconnect the transmission fluid cooler tubes from the transmission fluid cooler thermal bypass valve.
    G09065572
  41. NOTE: LH shown in illustration, RH similar.

    Remove the bolt and the wheel speed sensor.

    G09065573
  42. NOTE: LH shown in illustration, RH similar.

    Remove and discard the upper stabilizer link nut.

    G09065574
  43. NOTE: Do not allow the brake caliper to hang from the brake flexible hose or damage to the hose may occur.
    NOTE: LH shown in illustration, RH similar.

    Remove the brake caliper guide pin bolts and calipers.

    • Support the calipers.
      G09065575
  44. NOTE: RH shown in illustration, LH similar.

    Using a wax pencil, mark the relationship of the front and rear subframe to the underbody at the mounting locations on both side.

    G09065576
  45. NOTE: LH shown in illustration, RH similar.

    Remove the LH and RH halfshaft nuts.

    • Do not discard at this time.
      G09065577
  46. NOTE: LH shown in illustration, RH similar.

    Separate the LH and RH halfshaft from the wheel hubs.

    G09065578
  47. Position a 2 x 6 board, 36 in (914.4 mm) in length and two 2 x 6 boards 24 in (609.6 mm) in length onto the powertrain lift.
    • Position the powertrain lift table with:
    • the long board towards the rear of the subframe.
    • the short boards under the engine and transmission.
      G09065579
  48. Install the Adjustable Grip Arm from the powertrain lift table to the LH engine-to-transmission bolt hole.
    G09065580
  49. Install a ratchet strap from the front of the subframe under the powertrain lift table to the rear of the subframe, to secure the subframe to the powertrain lift table.
  50. NOTE: LH shown in illustration, RH similar.
    NOTE: The halfshafts are not being remove from the transmission.

    Remove the strut-to-wheel knuckle nuts and bolts.

    • Remove the strut from the wheel knuckle and the halfshafts from the wheel knuckle.
      G09065581
  51. Remove the 4 transmission support insulator bolts.
    G09065582
  52. Remove the 3 nuts, the bolt and the transaxle support insulator assembly.
    G09065583
  53. Remove the 4 engine mount nuts, the 3 engine mount bolts and the engine mount.
    • Lower the engine and transaxle assembly from the vehicle.
      G09065584
  54. NOTE: RH shown in illustration, LH similar.

    Remove the subframe bracket-to-body bolts.

    G09065585
  55. NOTE: RH shown in illustration, LH similar.

    Remove the rear subframe bolts and the subframe brackets.

    G09065586
  56. NOTE: RH shown in illustration, LH similar.

    Remove the front subframe bolts.

    G09065587
  57. Lower the subframe and powertrain assembly from the vehicle.
  58. Remove the drive belt tensioner. REFER to ACCESSORY DRIVE BELT - 3.5L TI-VCT, 3.7L TI-VCT .
  59. Remove the crankshaft oil seal. Refer to CRANKSHAFT FRONT SEAL .
  60. Remove the crankcase vent tube. For additional infomation, refer to FUEL SYSTEM - GENERAL INFORMATION .
    G09065588
  61. Remove the LH ignition coils. REFER to IGNITION COIL-ON-PLUG - LH .
  62. Remove the oil level indicator.
    G09065589
  63. Disconnect the 2 VCT  oil control solenoid electrical connectors.
    • Disconnect the 3 fuel injector electrical connectors.
    • Disconnect the LH HO2S  electrical connector and detach the wiring harness connector pin-type retainer from the LH valve cover.
    • Detach the 10 wiring harness pin-type retainers.
      G09065590
  64. NOTE: When removing valve cover do not apply excessive force to the VCT  oil control solenoid.
    NOTE: If the VCT  solenoid seal sticks to the VCT  oil control solenoid, then carefully wiggle the valve cover until the bond breaks free.
    NOTE: The plastic electrical connector on the VCT  oil control solenoid will rotate approximately 12 degrees inside the steel housing, which is normal.

    Loosen the 4 bolts and 7 stud bolts.

    • Remove the valve cover.
    • Discard the gasket.
      G09065591
  65. Inspect the 2 VCT  solenoid seals. Remove any damaged seals.
    • Using 205-142 T80T-4000-J and 205-153 T80T-4000-W remove and discard the damaged seal(s).
      G09065592
  66. Inspect the spark plug tube seals. Remove any damaged seals.
    • Using 303-1247/1 and 205-153 T80T-4000-W remove and discard the damaged seal(s).
      G09065593
  67. Disconnect the EVAP  canister purge valve and throttle body electrical connectors.
    G09065594
    • Detach the wiring harness pin-type retainer.
  68. Disconnect the EVAP  vapor tube from the EVAP  canister purge valve. REFER to QUICK CONNECT COUPLING .
    • Detach the EVAP  vapor tube from the 2 retainers.
      G09065595
  69. Disconnect the crankcase ventilation hose from the upper intake manifold.
    G09065596
  70. Detach the 2 wiring harness/coolant tube retainers from the upper intake manifold.
    G09065597
  71. Remove the upper intake manifold support bracket bolt.
    G09065598
  72. Remove the 7 bolts and the upper intake manifold.
    • Remove and discard the gasket.
    • Clean and inspect all of the sealing surfaces of the upper and lower intake manifold.
      G09065599
  73. Remove the RH ignition coils. REFER to IGNITION COIL-ON-PLUG - RH .
  74. Remove the PCV  crankcase vent tube.
    G09065600
  75. NOTE: The CMS  electrical connector was previously disconnected on AWD  vehicles.

    Disconnect the CMS  electrical connector and detach the wiring harness retainer from the RH valve cover.

    • Disconnect the 2 VCT  oil control solenoid electrical connectors.
    • Disconnect the 3 fuel injector electrical connectors.
    • Disconnect the CHT  sensor wiring harness jumper electrical connector.
    • Detach the 9 wiring harness retainers.
      G09065601
  76. NOTE: When removing valve cover do not apply excessive force to the VCT  oil control solenoid.
    NOTE: If the VCT  solenoid seal sticks to the VCT  oil control solenoid, then carefully wiggle the valve cover until the bond breaks free.
    NOTE: The plastic electrical connector on the VCT  oil control solenoid will rotate approximately 12 degrees inside the steel housing, which is normal.

    Loosen the 3 bolts and 8 stud bolts.

    • Remove the valve cover.
    • Discard the gasket.
      G09065602
  77. Inspect the 2 VCT  solenoid seals. Remove any damaged seals.
    • Using 205-142 T80T-4000-J and 205-153 T80T-4000-W remove and discard the damaged seal(s).
      G09065603
  78. Inspect the spark plug tube seals. Remove any damaged seals.
    • Using 303-1247/1 and 205-153 T80T-4000-W remove and discard the damaged seal(s).
      G09065604
  79. Remove the lower M10 engine front cover bolt.
    G09065605
  80. Remove the 2 M10 engine front cover bolts.
    G09065606
  81. Remove the 22 M8 engine front cover bolts.
    G09065607
  82. Remove the M6 engine front cover bolt.
    G09065608
  83. Using a suitable pry tool, locate the 7 pry pads shown in illustration and pry the engine front cover loose and remove.
    G09065609
  84. Rotate the crankshaft clockwise and align the timing marks on the intake VCT  assemblies as shown in illustration.
    G09065610
  85. Remove the 3 bolts and the LH valve train oil tube.
    G09065611
  86. NOTE: The 303-1248 will hold the camshafts in the TDC  position.

    Install 303-1248 onto the flats of the LH camshafts.

    G09065612
  87. Remove the 3 bolts and the RH valve train oil tube.
    G09065613
  88. NOTE: The 303-1248 will hold the camshafts in the TDC  position.

    Install 303-1248 onto the flats of the RH camshafts.

    G09065614
  89. NOTE: The following 3 steps are for primary timing chains that the colored links are not visible.

    Mark the timing chain link that aligns with the timing mark on the LH intake VCT  assembly as shown in illustration.

    G09065615
  90. Mark the timing chain link that aligns with the timing mark on the RH intake VCT  assembly as shown in illustration.
    G09065616
  91. NOTE: The crankshaft sprocket timing mark should be between the 2 colored links.

    Mark the 2 timing chain links that align with the timing mark on the crankshaft sprocket as shown in illustration.

    G09065617
  92. Remove the 2 bolts and the primary timing chain tensioner.
    G09065618
  93. Remove the primary timing chain tensioner arm.
    G09065619
  94. Remove the 2 bolts and the lower LH primary timing chain guide.
    G09065620
  95. NOTE: Removal of the VCT  oil control solenoid will aid in the removal of the primary timing chain.
    NOTE: A slight twisting motion will aid in the removal of the VCT  oil control solenoid.
    NOTE: Keep the VCT  oil control solenoid clean of dirt and debris.

    Remove the bolt and the LH intake VCT  oil control solenoid.

    G09065621
  96. NOTE: Removal of the VCT  oil control solenoid will aid in the removal of the primary timing chain.
    NOTE: A slight twisting motion will aid in the removal of the VCT  oil control solenoid.
    NOTE: Keep the VCT  oil control solenoid clean of dirt and debris.

    Remove the bolt and the RH intake VCT  oil control solenoid.

    G09065622
  97. Remove the primary timing chain.
    G09065623
  98. NOTE: The following steps are to remove the LH camshafts.
    NOTE: The 2 VCT  oil control solenoids are removed for clarity.
    NOTE: The 303-1530 is inserted through a hole in the top of the mega cap.

    Compress the LH secondary timing chain tensioner and install the 303-1530 in the hole on the rear of the secondary timing chain tensioner guide and let it hold against the mega cap to retain the tensioner in the collapsed position.

    G09065624
  99. Remove and discard the 2 LH VCT  assembly bolts.
    G09065625
  100. Remove the 2 LH VCT  assemblies and secondary timing chain.
    • Remove the 303-1530.
      G09065626
  101. NOTE: When the 303-1248 is removed, valve spring pressure may rotate the LH camshafts approximately 3 degrees to a neutral position.

    Remove the 303-1248 from the LH camshafts.

    G09065627
  102. NOTE: Cylinder head camshaft bearing caps are numbered to verify that they are assembled in their original positions.
    NOTE: Mark the exhaust and intake camshafts for installation into their original locations.

    Remove the 12 bolts, 6 camshaft caps, mega cap and the LH camshafts.

    G09065628
  103. NOTE: The following steps are to remove the RH camshafts.
    NOTE: The 2 VCT  oil control solenoids are removed for clarity.
    NOTE: The 303-1530 is inserted through a hole in the top of the mega cap.

    Compress the RH secondary timing chain tensioner and install the 303-1530 in the hole on the rear of the secondary timing chain tensioner guide and let it hold against the mega cap to retain the tensioner in the collapsed position.

    G09065629
  104. Remove and discard the 2 RH VCT  assembly bolts.
    G09065630
  105. Remove the 2 RH VCT  assemblies and secondary timing chain.
    • Remove the 303-1530.
      G09065631
  106. NOTE: When the 303-1248 is removed, valve spring pressure may rotate the RH camshafts approximately 3 degrees to a neutral position.

    Remove the 303-1248 from the RH camshafts.

    G09065632
  107. NOTE: Cylinder head camshaft bearing caps are numbered to verify that they are assembled in their original positions.
    NOTE: Mark the exhaust and intake camshafts for installation into their original locations.

    Remove the 12 bolts, 6 camshaft caps, mega cap and the RH camshafts.

    G09065633
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