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HOMESERVICE MANUALSISUZU1996TROOPER S, AUTOMATICREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 21 (ENGINE CONTROLS - BASIC TESTING - 2.6L 4-CYL)IGNITION CHECKSNON-HEI SYSTEMSIGNITION COIL
1996 Isuzu Trooper S, Automatic

Ignition Coil

1996 Isuzu Trooper S, AutomaticSECTION Ignition Coil
WARNING: This page is about a different car, the 1996 Honda Passport. However, it is still accessible from the selected car via links, so may be relevant.
  1. Ensure ignition is off. Disconnect ignition coil wiring. Measure primary resistance between terminals "C" and "E". See Fig 1 . Measure secondary resistance between terminals "C" and "D". Measure insulation resistance between terminals "C" and body ground.
  2. Ensure resistance is within specification. Refer to the IGNITION COIL RESISTANCE (NON-HEI SYSTEMS)  . Replace coil if resistance is not within specification.
    Fig 1: Identifying Ignition Coil Terminals
    G95G31084Courtesy of ISUZU MOTOR CO.
    IGNITION COIL RESISTANCE (NON-HEI SYSTEMS)

    Application (1) Primary Ohms @ 68°F (20°C) Secondary Ohms @ 68°F (20°C)
    Passport 2.6L .81-.99 7500-11,300
    (1) Insulation resistance should not be more than 10 megohms.
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Stop DIY work and contact a certified mechanic immediately if any of the following apply:

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