Start the engine and warm-up engine until coolant temperature is greater than 60°C (140°F).
Place the select lever in "N" or "P" range.
Turn the A/C switch to OFF.
Turn all accessory switches to OFF.
Read the data of pressure sensor signal using Vehicle Diagnostic Interface or OBD-II general scan tool.
Note. Vehicle Diagnostic Interface For detailed operation procedure, refer to the " READ CURRENT DATA FOR ENGINE ". OBD-II general scan tool For detailed operation procedures, refer to the OBD-II General Scan Tool Instruction Manual.
Idling: Is the measured value 24.0 - 41.3 kPa (180 - 310 mmHg, 7.09 - 12.20 inHg), Ignition ON: Is the measured value 73.3 - 106.6 kPa (550 - 800 mmHg, 21.65 - 31.50 inHg)?
YES
Contact Saab.
NO
Replace the Pressure sensor.