9-3 Hatchback (9400) L4-2.0L Turbo (B205) (2000)
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The test lamp should light.
Checking the wiring harness.
Jiggle the leads and in-line connectors at several places and in different directions to reveal intermittent breaks and short circuits in the wiring harness.
Observe the multimeter, test lamp or diagnostic tool while doing this.
Is the function correct?
NO
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See: No Communication With the Trionic T5/Rectifying the Lead - III
YES -
See: No Communication With the Trionic T5/Final Check
Checking the Diagnostic Tool
Checking The Diagnostic Tool
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Check whether Trionic 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 the Trionic T5/Rectifying the Lead - I
Repair the diagnostic tool or change it, if necessary.
After performing this procedure See: No Communication With the Trionic T5/Final Check
Rectifying the Lead - I
Rectifying The Lead
Unplug the connector: