saab Workshop Repair Guides

Saab Workshop Service and Repair Manuals

Diagnostic Tool Screen Does Not Go on With ON Button Pressed|Page 4519 > < Diagnostic Tool Screen Does Not Go on With ON Button Pressed|Page 4517
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Connect test lamp 86 11 857 to pins 1 and 2 of the female connector.

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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: Rectifying the Lead - II 

YES -

See: Final Check 

Checking the Diagnostic Tool

Checking The Diagnostic Tool

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Check whether the DAH 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: Rectifying the Lead - I 

Diagnostic Tool Screen Does Not Go on With ON Button Pressed|Page 4519 > < Diagnostic Tool Screen Does Not Go on With ON Button Pressed|Page 4517