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Saab
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2003
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9-3 Linear, Standard
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Repair and Diagnosis
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Engine Performance
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System
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TRIONIC T7 Fuel Control System
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Fault Diagnosis Fault Codes
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DTC P1390: Random Misfire Detected. Catalyst Damaging. Fuel Level Low.
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Notes
DTC P1390: Random Misfire Detected. Catalyst Damaging. Fuel Level Low.: Notes
Fig 1: Diagnosing Random Misfire
Courtesy of SAAB-SCANIA OF AMERICA, INC.