[scutyde]

All C70/S70/V70 leaved the factory with the BC Hardware (Display) fitted even if no BC was selected as option.

In order to activate the BC you need the INFO switch, the short harness from switch to instrument panel and the software from the dealer to activate it (around 200euros). Another possibility for cars without CAN BUS is to replace the whole cluster with one from a car where the BC was activated...