1993 Ford Probe Base, AutomaticFACTORY OEM SERVICE PROCEDURE

Ignition Coil Resistance

IGNITION COIL RESISTANCE - OHMS @ 75Β°F (24Β°C)

Application Primary Secondary
Distributor Ignition (DI)
2.5L 0.6-0.9 1500-18,500
All Others 0.8-1.6 8000-11,500
Electronic Ignition (EI)
High Data Rate (1) (1)
Low Data Rate (1) (1)
(1) Resistance values are not provided by manufacturer. For testing procedure, see IGNITION SYSTEMS in I - ECC-IV SYS/COMP TESTS article in the ENGINE PERFORMANCE Section.
Factory Service Tools

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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.

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