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Saab
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2003
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9-5 Linear, 4D Sedan, Standard
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Repair and Diagnosis
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Engine Performance
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TRIONIC T7 Fuel Control System, 4 CYL.
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Fault Diagnosis, Fault Codes
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DTC P1603: Internal Control Module Malfunction
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Notes
DTC P1603: Internal Control Module Malfunction: Notes
Fig 1: Identifying P1603: Internal Control Module
Courtesy of SAAB-SCANIA OF AMERICA, INC.
Courtesy of SAAB-SCANIA OF AMERICA, INC.