Bus Signals, PSM: Notes
WARNING: This page is about a different car, the 2007 Saab 9-5. However, it is still accessible from the selected car via links, so may be relevant.
For a more in-depth description of the car's bus system, see SYSTEM OVERVIEW, BUS AND DIAGNOSTICS COMMUNICATION, PETROL and SYSTEM OVERVIEW, BUS AND DIAGNOSTIC COMMUNICATION, DIESEL .