Programming the key in the control unit
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2006 Volvo S80, 2005 Volvo S80, 2004 Volvo S80, 2003 Volvo S80, and 2002 Volvo S80. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
If the key and/or software are accessible, programming/erasing can be done.
If a new key has been installed, check the function.
Use VIDA vehicle communication to check that no diagnostic trouble codes have been stored during the work.