FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
Courtesy of Operation CHARM
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Car repair manuals for everyone.
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Saab
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2003
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9-3 Convertible (9400) L4-2.0L Turbo (2.0 HOT)
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Repair and Diagnosis
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A L L Diagnostic Trouble Codes ( DTC )
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Testing and Inspection
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B Code Charts
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B1227
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Check the Main Instrument Unit
Check the Main Instrument Unit
Checking main instrument unit
Is the main instrument unit live?
NO
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Continue with fault diagnosis on the MIU
YES
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Checking the Wiring Harness