Charge air absolute pressure sensor (603)
WARNING: This page is about a different car, the 2003 Saab 9-3 and 2002 Saab 9-3. However, it is still accessible from the selected car via links, so may be relevant.
- Informs the control module of the pressure level in front of the throttle.
- Used for determining density of air in front of the throttle.
Dense air requires a smaller throttle angle.