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Isuzu
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1989
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I-Mark LS
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Repair and Diagnosis
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Engine Performance
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System
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Tests W/Codes - Turbo
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Entering Self-Diagnostics
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Notes
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Entering Self-Diagnostics: Notes
CAUTION:
DO NOT
enter self-diagnostic system until all basic engine checks (engine, fuel and spark) have been performed. See
BASIC TESTING - EFI
article in this section.