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Home >> Mazda >> 1994 >> 929 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Basic Testing >> Ignition Checks >> Ignition Coil Resistance

Ignition Coil Resistance

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  1. Remove primary and secondary leads from ignition coil. Using ohmmeter, check primary resistance between positive and negative terminals of coil. See Fig 1 . Resistance should be as specified in IGNITION COIL RESISTANCE  table. If resistance is not as specified, replace ignition coil.
  2. Check secondary resistance between (positive) terminal and coil tower. See Fig 1 . See IGNITION COIL RESISTANCE  table. If resistance is not within specification, replace coil.
Fig 1: Checking Coil (929)
G94G45118Courtesy of MAZDA MOTOR CORP.
IGNITION COIL RESISTANCE - Ohms 68°F (20°C)

Application Primary Secondary
929 .77-1.0 9000-17,000