Ignition Coil Resistance

Turn ignition to OFF. Remove ignition coil and disconnect connector. Using ohmmeter, check primary resistance between coil terminal Nos. A and B. Resistance should be 0.9-1.1 ohms at 77° F (25° C). See Fig 1 .

Fig 1: Testing Ignition Coil Primary Winding Resistance

Courtesy of AMERICAN HONDA MOTOR CO., INC.