Have you cleaned the throttlebody recently? They start to stick after a while, it's been a pretty common issue. I've got an 06 dtec manual and mine did it too. Replaced the throttlebody (cleaning would suffice) and it was fixed. A co-worker of mine has the same problem with his 06 zx3.
Originally Posted by Deftmetal
the red door is required by some race rules to identify the driver
ROTM June '13, PNW Crew #42, SR #245, Rally Rev #02