To remove
WARNING: This page is about a different car, the 2004 Saab 9-5. However, it is still accessible from the selected car via links, so may be relevant.
- Carefully loosen the coolant expansion tank cap (to release any pressure) and then screw it back on.
Courtesy of SAAB-SCANIA OF AMERICA, INC.
- Unplug the connector and remove the sensor using a 19 mm dog-leg spanner.