9-5 (9600) L4-2.3L Turbo (2007)
SID uses the information to activate the horn and send audio function bus information.
On cars without steering wheel controls (cars without audio system), only the steering wheel switch for the horn is used.
Diagnostics
In the event of a break/short to B+ or short-circuit to ground for more than 5 minutes, diagnostic trouble code B2371 will be generated. This applies
only to cars with the Saab Audio System having steering wheel controls.
Time Function
Time Function