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Home >> Porsche >> 1983 >> 944 Automatic >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> DME Digital Engine Control >> Diagnosis & Testing >> Ignition Coil Resistance Check >> Secondary Resistance
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Secondary Resistance

  1. With ignition switch still "OFF", remove wire from coil tower. Set ohmmeter at x1000 scale. Connect ohmmeter leads to ignition coil positive terminal and coil tower.
  2. Reading should be 5, 000-7, 200 ohms. If not within specifications, replace ignition coil.