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Home >> Ford >> 2015 >> Explorer Limited, 3.5L Eng VIN 8, AWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 3 (Engine - 3.5L GTDI) >> Installation >> Cylinder Head - LH

Cylinder Head - LH

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Material

Item Specification
Motorcraft ® SAE 5W-30 Premium Synthetic Blend Motor Oil (US); Motorcraft ® SAE 5W-30 Super Premium Motor Oil (Canada) XO-5W30-QSP (US); CXO-5W30-LSP12 (Canada) WSS-M2C946-A
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, may cause engine failure.
NOTE: Whenever turbocharger air intake system components are removed, always cover open ports to protect from debris. It is important that no foreign material enter the system. The turbocharger compressor vanes are susceptible to damage from even small particles. All components should be inspected and cleaned, if necessary, prior to installation or reassembly.

  1. 1.

    Install a new cylinder head gasket.
GFD35143Courtesy of FORD MOTOR COMPANY

  1. 2.

    Install a new gasket, the LH cylinder head and 8 new bolts. Tighten in the sequence shown in 5 stages:
    • Stage 1: Tighten to 20 Nm (177 lb-in).
    • Stage 2: Tighten to 35 Nm (26 lb-ft).
    • Stage 3: Tighten 90 degrees.
    • Stage 4: Tighten 90 degrees.
    • Stage 5: Tighten 45 degrees.
Fig 1: LH Cylinder Head Bolts Tightening Sequence
GFD35144Courtesy of FORD MOTOR CO.

  1. 3.

    Install the M6 bolt.
    • Tighten to 10 Nm (89 lb-in).
GFD35145Courtesy of FORD MOTOR COMPANY
    NOTE: Coat the valve tappets with clean engine oil prior to installation.
    NOTE: The valve tappets must be installed in their original positions.

  1. 4.
    Install the valve tappets.
GFD35059Courtesy of FORD MOTOR COMPANY

  1. 5.

    Install the LH secondary timing chain tensioner and the 2 bolts.
    • Tighten to 10 Nm (89 lb-in).
GFD35075Courtesy of FORD MOTOR COMPANY

  1. 6.

    Install the upper LH primary timing chain guide and the bolt.
    • Tighten to 10 Nm (89 lb-in).
GFD34965Courtesy of FORD MOTOR COMPANY

  1. 7.

    Install the RH cylinder block drain plug or, if equipped, the block heater.
    • Tighten the cylinder block drain plug to 10 Nm (89 lb-in) plus an additional 720 degrees.
    • Tighten the block heater to 40 Nm (30 lb-ft).
GFD34601Courtesy of FORD MOTOR COMPANY

  1. 8.

    If equipped, connect the block heater electrical connector.
GFD34586Courtesy of FORD MOTOR COMPANY

  1. 9.

    If equipped, install the block heater heat shield.
GFD34585Courtesy of FORD MOTOR COMPANY

  1. 10.

    Install the LH cylinder block drain plug.
    • Tighten to 16 Nm (142 lb-in) plus an additional 180 degrees.
GFD34600Courtesy of FORD MOTOR COMPANY

  1. 11.

    Install new LH exhaust manifold studs and gasket.
    • Tighten to 12 Nm (106 lb-in).
GFD34885Courtesy of FORD MOTOR COMPANY
    NOTE: Failure to tighten the exhaust manifold nuts to specification a second time will cause the exhaust manifold to develop an exhaust leak.

  1. 12.
    Install the LH exhaust manifold and turbocharger assembly and 8 new nuts. Tighten the nuts in 2 stages in the sequence shown:
    • Stage 1: Tighten to 15 Nm (133 lb-in).
    • Stage 2: Tighten to 20 Nm (177 lb-in).
Fig 2: LH Exhaust Manifold And Turbocharger Assembly Nuts Tightening Sequence
GFD35178Courtesy of FORD MOTOR CO.

  1. 13.

    Install the upper turbocharger bracket-to-cylinder block and the 2 bolts.
    • Do not tighten the bolts at this time.
GFD34879Courtesy of FORD MOTOR COMPANY

  1. 14.

    Install the lower turbocharger-to-cylinder block bracket and the 2 bolts.
    • Do not tighten the bolts at this time.
GFD35100Courtesy of FORD MOTOR COMPANY
NOTE: The next 4 steps must be performed in order or damage to the turbocharger may occur.

  1. 15.

    Tighten the upper turbocharger bracket-to-turbocharger bolt.
    • Tighten to 19 Nm (168 lb-in).
GFD34889Courtesy of FORD MOTOR COMPANY

  1. 16.

    Tighten the upper turbocharger bracket-to-cylinder block bolt.
    • Tighten to 25 Nm (18 lb-ft).
GFD34890Courtesy of FORD MOTOR COMPANY

  1. 17.

    Tighten the lower turbocharger bracket-to-turbocharger bolt.
    • Tighten to 19 Nm (168 lb-in).
GFD34891Courtesy of FORD MOTOR COMPANY

  1. 18.

    Tighten the lower turbocharger bracket-to-cylinder block bolt.
    • Tighten to 11 Nm (97 lb-in).
GFD34892Courtesy of FORD MOTOR COMPANY

  1. 19.

    Install the oil supply tube filter, washer and bolt.

    1. 1.

      Install a new filter.

    1. 2.

      Install a new sealing washer.

    1. 3.

      Install the bolt.
GFD35179Courtesy of FORD MOTOR COMPANY

  1. 20.

    Install the LH turbocharger oil supply tube.
    • Tighten to 40 Nm (30 lb-ft).
GFD35071Courtesy of FORD MOTOR COMPANY

  1. 21.

    Install 2 new sealing washers.
GFD35175Courtesy of FORD MOTOR COMPANY

  1. 22.

    Using 2 new sealing washers, install the 2 LH turbocharger coolant tubes and the banjo bolts.
    • Tighten to 40 Nm (30 lb-ft).
GFD35070Courtesy of FORD MOTOR COMPANY

  1. 23.

    If necessary, install the LH cylinder head turbocharger oil supply quick connect fitting.
    • Tighten to 8 Nm (71 lb-in) plus an additional 540 degrees.
GFD35121Courtesy of FORD MOTOR COMPANY
    NOTE: Listen for audible click when installing the oil supply tube into the quick connect fitting.

  1. 24.
    Install the LH oil supply tube into the quick connect fitting. REFER to Fuel System General Information .
GFD35180Courtesy of FORD MOTOR COMPANY

  1. 25.

    Install the LH oil supply tube secondary latch.
GFD35068Courtesy of FORD MOTOR COMPANY
    NOTE: Lubricate the oil pan bore and O-ring seals with clean engine oil.

  1. 26.
    Install 2 new O-ring seals and new gasket on the oil return tube.
GFD34940Courtesy of FORD MOTOR COMPANY
    NOTE: Lubricate the oil pan bore with clean engine oil.

  1. 27.
    Install the LH turbocharger oil return tube in the oil pan and install the 2 bolts.
    • Tighten to 10 Nm (89 lb-in).
GFD34941Courtesy of FORD MOTOR COMPANY
    NOTE: Make sure the turbocharger wastegate regulating valve hose does not contact the exhaust manifold heat shield.

  1. 28.
    Connect the turbocharger wastegate regulating valve hose to the LH turbocharger assembly.
GFD35067Courtesy of FORD MOTOR COMPANY

  1. 29.

    Install the LH exhaust manifold heat shield and the 3 bolts.
    • Tighten to 12 Nm (106 lb-in).
GFD35066Courtesy of FORD MOTOR COMPANY

  1. 30.

    Install the stud, generator and the nut and bolt.
    • Tighten the stud to 8 Nm (71 lb-in).
    • Tighten the nut and bolt to 47 Nm (35 lb-ft).
GFD34594Courtesy of FORD MOTOR COMPANY

  1. 31.

    Connect the generator B+ cable and install the nut.
    • Tighten to 17 Nm (150 lb-in).
GFD34593Courtesy of FORD MOTOR COMPANY

  1. 32.

    Connect the generator electrical connector and position the generator B+ cable cover.
GFD34592Courtesy of FORD MOTOR COMPANY

  1. 33.

    Install LH CMP sensor and the bolt and install the ground wire and the stud bolt.
    • Tighten to 10 Nm (89 lb-in).
GFD35065Courtesy of FORD MOTOR COMPANY

  1. 34.

    Connect the LH CMP sensor electrical connector and install the coolant tube retainer nut.
    • Tighten to 10 Nm (89 lb-in).
    • Attach the wiring harness retainer.
GFD35064Courtesy of FORD MOTOR COMPANY

  1. 35.

    Install the LH camshafts. Refer to Camshaft .

  1. 36.

    Install the fuel rails. FUEL CHARGING AND CONTROLS - 3.5L GTDI .
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