Operation CHARM
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Isuzu
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1987
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I-Mark L4-1471cc 1.5L
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Repair and Diagnosis
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Powertrain Management
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Ignition System
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Testing and Inspection
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Symptom Related Diagnostic Procedures
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Engine Lacks Power
Engine Lacks Power
1.
Check
ignition timing
. Adjust timing, if necessary.
2.
Check
spark plugs
. Clean fouled spark plugs and re-gap, if necessary. Replace excessively worn and/or damaged spark plugs as required.