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Ignition Coil

  1. Turn ignition off. Disconnect wiring from ignition coil terminals. Connect an ohmmeter across coil terminals.
  2. On Civic and CRX, reading should be 1.24-1.46 ohms. Set ohmmeter in x1000 range. Connect ohmmeter leads to ignition coil positive terminal and coil tower terminal.
  3. On Civic and CRX, secondary resistance should be 8000-12,000 ohms. If readings are not within specification, replace ignition coil.
Fig 1: Ignition Coil Test
G34303Courtesy of AMERICAN HONDA MOTOR CO., INC.
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