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Isuzu
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1990
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Pickup 4WD L4-2.3L (4ZD1)
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Repair and Diagnosis
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Powertrain Management
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Fuel Delivery and Air Induction
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Testing and Inspection
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Symptom Related Diagnostic Procedures
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Backfire
Backfire
SYMPTOM DESCRIPTION
Engine backfire through exhaust during deceleration.
POSSIBLE CAUSE
REMEDY
Faulty
mixture control valve
Replace