Ignition Coil Test

1998 Acura Integra RS, AutomaticSECTION Ignition Coil Test
  1. Turn ignition off. Remove distributor cap. Remove screws and disconnect Black/Yellow and White/Blue wires from coil. Measure primary winding resistance between primary terminals "A+" and "B-" on ignition coil. See Fig 1. Resistance should be .6-.8 ohm at 68°F (20°C).
  2. Measure secondary winding resistance between coil terminal "A+" and secondary terminal (coil tower). Resistance should be 12,800-19,200 ohms at 68°F (20°C). Replace coil if resistance is not within specifications.
    Fig 1: Testing Ignition Coil (Integra)
    G92J26194Courtesy of AMERICAN HONDA MOTOR CO., INC.
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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.