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Acura
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1991
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Legend Coupe V6-3206cc 3.2L SOHC FI
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Repair and Diagnosis
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A L L Diagnostic Trouble Codes ( DTC )
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Testing and Inspection
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Manufacturer Code Charts
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Engine Control System
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DTC 42
DTC 42
Troubleshooting Flowchart - Oxygen Sensor Heater
