saab Workshop Repair Guides

Saab Workshop Service and Repair Manuals

Symptom Related Diagnostic Procedures|Page 13136 > < Symptom Related Diagnostic Procedures|Page 13134
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Connect a jumper lead between pins 1 and 3 of the male connector

Reading: Steering Wheel Control

The reading should be 0 V - 0.35 V

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: Horn Failure/Steering Wheel Switch Unit Failure/NO/Horn Switch/Rectifying the Lead - III 

YES -

See: Powertrain Management/Computers and Control Systems/Testing and Inspection/Diagnostic Trouble Code Tests and Associated
Procedures/B Code Charts/B2371/Horn Failure/Steering Wheel Switch Unit/Changing Components

Checking the Horn

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