9-3 Convertible (9400) L4-2.0L Turbo (B205) (2000)
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Turn the ignition switch to the ON position.
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The CHECK ENGINE lamp should go on when the ignition is turned ON.
Is the function correct?
NO
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See: No Communication With Motronic/Checking the Motronic Control Module Power Supply
YES -
See: No Communication With Motronic/Checking the Diagnostic Tool
Checking the Diagnostic Tool
Checking The Diagnostic Tool
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Check whether Motronic can be contacted on another Saab 9-3 using the same diagnostic tool.
Is the function correct?
NO
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Continue with Checking the diagnostic tool
YES -
See: No Communication With Motronic/Rectifying the Lead - I
Repair the diagnostic tool or change it, if necessary
After performing this procedure See: No Communication With Motronic/Final Check
Checking the Motronic Control Module Power Supply
Checking the Motronic Control Module Power Supply
Unplug the connector:
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Control module, Motronic 2.10.3 (505)