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Home >> Nissan-Datsun >> 1983 >> Sentra Base, 2D Hatchback, Standard >> Repair and Diagnosis >> Engine Performance >> Ignition System - HITACHI Electronic >> Testing >> Ic Ignition Unit Ground Circuit Check

Ic Ignition Unit Ground Circuit Check

  1. Connect voltmeter negative lead to battery negative terminal. Connect positive lead to exterior of vacuum controller. Pull high tension wire from distributor cap and ground it. Turn ignition switch to "START" position and observe voltmeter reading while cranking engine.
  2. If voltage reads 0.5 volts or less, proceed to Pick-Up Coil Resistance Check. If voltage is more than 0.5 volts, check distributor ground wiring from chassis to battery, including battery connections.
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