See also:

Replacing batteries in the remote key/ PCC
The battery/batteries in the remote key/PCC should be replaced if: The information symbol lights up and a text appears in the information display. and/or the vehicle's locks repeatedly do ...

Bulb specifications
NOTE Please consult a Volvo retailer’s Parts department for the most up-to-date specifications. ...

Seat belt maintenance
Check periodically that the seat belts are in good condition. Use water and a mild detergent for cleaning. Check seat belt mechanism function as follows: attach the seat belt and pull rapidly ...