Central Electronic Module (CEM) (2000-2004): Lighting: "Follow-Me-Home"
WARNING: This page is about a different car, the 2004 Volvo S40, 2003 Volvo S40, 2002 Volvo S40, 2001 Volvo S40, and 2000 Volvo S40. However, it is still accessible from the selected car via links, so may be relevant.
If you pull on the light lever with the key in pos. 0 or 1, the low beams are lit for 30 seconds.
If another light pull is performed during this 30 second period, the low beams go off.
"Follow-Me-Home"-function can be programmed (activated/deactivated with the diagnostics tool).