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Engine Controls - Theory & Operation: Diagnosis Saab 9-3 I

SELF-DIAGNOSTIC SYSTEM

All models are equipped with an OBD-II self-diagnostic system. When system detects a malfunction, it sets a Diagnostic Trouble Code (DTC) in ECM memory and turns on Malfunction Indicator Light (MIL). Fault diagnosis can be performed using a Tech II scan tool or equivalent connected to Data Link Connector (DLC) located under left side of instrument panel.

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WIRING DIAGRAMS