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Home >> Ford >> 1996 >> Aerostar Van Window >> Repair and Diagnosis >> External Pages >> Different car >> Section 158 (Engine Controls - System/Component Tests - EEC-IV (4.0L)) >> EI System High Data Rate >> Pinpoint Test E - Misfire Under Load >> Viewing Ignition System Secondary Display

Viewing Ignition System Secondary Display

WARNING: This page is about a different car, the 1995 Ford Explorer and 1995 Ford Aerostar. However, it is still accessible from the selected car via links, so may be relevant.

Connect engine analyzer to view parade display of ignition system secondary. While slowly increasing engine speed from idle to 2000 RPM, compare engine analyzer display to illustrations. See Figure . Illustrations shown are for a 4-cylinder engine but are typical for all EI engines.