I've noticed the same thing. It only happens if the car has been left for a while - say a few hours. If you leave car for a short period of time (5/10 minutes) the track will resume from the last position.
Don't think it's a fault, it just the way the headunit works.
2007 Pepper White/Black - MINI Cooper D 
Complete with Go Faster 'Bonnet' Stripes! |