Ignition Coil-On-Plug: Installation

2021 Ford Edge SE, 4WDSECTION Installation
WARNING: This page is about a different car, the 2019 Ford F-350 Super Duty and 2019 Ford F-250 Super Duty. However, it is still accessible from the selected car via links, so may be relevant.
  1. Inspect the ignition coil-on-plug assembly for cracks, rips, or tears. Replace any damaged coil-on-plug assemblies as needed.
    GFD407915Courtesy of FORD MOTOR COMPANY
    • Install the ignition coil-on-plugs.

    • Install and tighten the ignition coil-on-plug retainers.

      Torque: 89 lb.in (10 Nm)

    GFD407914Courtesy of FORD MOTOR COMPANY
    • Attach the left wire harness retainer to the rear ignition coil on plug mounting studbolt.

    • Connect the left ignition coil on plug electrical connectors.

    • Connect the left spark plug wires to the ignition coil on plugs.

    GFD407913Courtesy of FORD MOTOR COMPANY
    • Attach the right wire harness retainer to the rear ignition coil on plug mounting studbolt.

    • Connect the right ignition coil on plug electrical connectors.

    • Connect the right spark plug wires to the ignition coil on plugs.

    GFD407912Courtesy of FORD MOTOR COMPANY
  2. Connect the crankcase breather hose quick connect fitting. Refer to: Quick Release Coupling .
    GFD407911Courtesy of FORD MOTOR COMPANY
  3. Install the air cleaner outlet pipe. Refer to: Air Cleaner Outlet Pipe .
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:

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