Thick Film Integrated (TFI) Ignition Module

1985 Ford Bronco 5.8 G, Standard, TODSECTION Thick Film Integrated (TFI) Ignition Module
WARNING: This page does not describe the selected car, but rather 10 other vehicles, including the 1986 Ford Ranger, 1986 Ford RV Cutaway, 1986 Ford Pickup, 1986 Ford Econoline, and 1986 Ford Cutaway. However, it is still accessible from the selected car via links, so may be relevant.

The TFI ignition module is located on side of distributor. The ECA receives engine timing information from the distributor through the TFI ignition module. The ECA uses this information to control ignition timing and advance. The ECA triggers TFI by using a Spark Output (SPOUT) signal.

RENDER: 1.0x

NO RELATED

Recommended Tools & Savings

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

Affiliate disclosure: We may earn a commission at no extra cost to you.

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.