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Saab
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2001
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9-3 Base, 2D Hatchback, Automatic
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Repair and Diagnosis
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Engine Performance
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TRIONIC T7 Fuel Control System
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Fault diagnosis, fault codes
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DTC P1621: Internal Control Module Malfunction
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Notes
DTC P1621: Internal Control Module Malfunction: Notes
Fig 1: Diagnosing Internal Control Module
Courtesy of SAAB-SCANIA OF AMERICA, INC.
Courtesy of SAAB-SCANIA OF AMERICA, INC.