Variable Camshaft Timing (VCT) Unit: Installation

2021 Ford Edge SE, 4WDSECTION Installation
WARNING: This page is about a different car, the 2021 Ford F-150. However, it is still accessible from the selected car via links, so may be relevant.

Left hand units 

  1. NOTE: The VCT units have 2 timing marks on them, a triangle and a circle. For installation of the LH side the circle marks are used.

    1. Install the VCT units. The circle  timing marks on the VCT units will be at the 10 o'clock (intake) and 12:30 (exhaust) positions as shown in the illustration.
    2. Install the new VCT unit bolts.

      Torque: Stage 1: 30 lb.ft (40 Nm)

      Stage 2: Loosen: 360°

      Stage 3: 37 lb.ft (50 Nm)

      Stage 4: 90°

    3. Remove Special Service Tool: 303-1248 Camshaft holding tools.

    GFD552678Courtesy of FORD MOTOR COMPANY
  2. Install the LH timing chain. Refer to: Timing Chain .
  3. Road test the vehicle.

    Right hand units 

  4. NOTE: The VCT units have 2 timing marks on them, a triangle and a circle. For installation of the RH side the triangle marks are used.

    1. Install the VCT units. The triangle  timing marks on the VCT units will be at the 2 o'clock (intake) and 11 o'clock (exhaust) positions as shown in the illustration.
    2. Install the new VCT unit bolts.

      Torque: Stage 1: 30 lb.ft (40 Nm)

      Stage 2: Loosen: 360°

      Stage 3: 37 lb.ft (50 Nm)

      Stage 4: 90°

    3. Remove Special Service Tool: 303-1248 Camshaft holding tools.

    GFD552679Courtesy of FORD MOTOR COMPANY
  5. Install the RH timing chain. Refer to: Timing Chain .
  6. Road test the vehicle.
RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.