TT organisers say the roads open car has started making its way around the course.
It set off from St Ninian's in Douglas around 4.05pm this Friday, May 29.
This brings to an end the final day of qualifying.
Roads are expected to close by 10am for the first day of racing tomorrow, Saturday, May 30.
No discussions about creating separate Island immigration route
Yacht in distress rescued by lifeboat
Four sailings rescheduled for TT race week
Memorial service tonight for ferry lost in WW2
Biker stopped doing 70 in 50 zone - with pillion
Doug Barrowman company dissolved
Laxey lights to go poo-powered?
Stay off closed roads - or face prosecution