Section 5 (Automatic A/C-Heater Systems): Self-Diagnostics: Notes
WARNING: This page is about a different car, the 2001 Saab 9-3 and 2000 Saab 9-3. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
The self-diagnostic function detects abnormal conditions of A/C control unit, related sensors and wirings. Self-diagnostic function includes automatic control back-up, which provides substitute value in case of system failure.