Originally Posted by HDDP
I can't check mine because the switch has been removed for the roll cage install, but does it turn the lights on when the car is started ? Perhaps it's one of those daytime running light thingies that turns the lights on when the car is started.

Hmmm, I love a good mystery...
No, it's definitely for the rear fog...we just don't have that option here. Surprisingly (or maybe not), Volvo has it on their US cars as an option.