Ignition Coil Resistance (Legend)
- Remove primary and secondary leads from ignition coil. Using an ohmmeter, check resistance between primary terminals "A" and "D" of ignition coil. See Fig 2
or Fig 3
. Resistance should be .3-.4 ohm at 70°F (20°C). Check resistance between terminals "B" and "D" of ignition coil. Resistance should be 2090-2310 ohms at 70°F (20°C).
- Check secondary resistance between terminal "A" and secondary output terminal (coil tower). Resistance should be 9040-13,560 ohms (Man. Trans.) or 14,400-21,600 ohms (Auto. Trans.) at 70°F (20°C). Check for continuity between terminals "A" and "C". Ensure continuity exists. Replace coil if readings are not within specifications.
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Courtesy of AMERICAN HONDA MOTOR CO., INC.