Fuel shut-off: Diagnostics
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.
If TWICE does not send "Immobilizer OFF" after the ignition has been turned on or if Trionic T7, TWICE or MIU control module has been replaced and the immobilizer code has not been programmed in TWICE, diagnostic trouble code P1460 will be generated and the engine will not start.