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Saab
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2007
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9-3 2.0T, 4D Sedan, Standard
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Repair and Diagnosis
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Engine Performance
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System
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Engine Management System, MOTRONIC E9
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Description and Operation
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Ignition system
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Function
Ignition system: Function
Fig 1: ECM - Communication Diagram
Courtesy of SAAB-SCANIA OF AMERICA, INC.