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Home >> Ford >> 1990 >> LTD Crown Victoria S, 5.8 G >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - System/Component Tests - 5.8L >> Ignition System (DURA-Spark II) >> Module To Coil Wire Test
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Module To Coil Wire Test

  1. Disconnect ignition module 4-pin connector. Inspect connector for damaged pins, corrosion, or loose wires. Repair if necessary. Disconnect ignition coil connector. Set DVOM to 200-ohm scale.
  2. Measure resistance between TACH terminal of ignition coil connector and distributor base. If resistance is greater than 100 ohms, replace ignition coil. If resistance is less than 100 ohms, repair wiring harness between ignition module and ignition coil connector.
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