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Home >> Mercury >> 1983 >> Capri Base, Automatic >> Repair and Diagnosis >> Engine Performance >> Ignition System >> Ignition System - DURA-Spark III >> Testing >> Start Circuits Check

Start Circuits Check

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  1. Disconnect ignition coil wire from distributor cap and attach spark tester to wire and engine ground. Crank engine using ignition switch. Disconnect spark tester and reconnect coil wire to distributor.
  2. If spark occurred at tester gap, inspect distributor cap, adapter and rotor for cracks, carbon tracking or lack of silicone compound. Also check rotor alignment. If sparks did not occur at tester gap, proceed to Voltage Supply Circuits Check.
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