Lightening = L
ATV, looks like an X = X
Wheel = W
Helmet = H
Up Arrow = Up

Finished level 1 L H H X W
Finished level 2 W X L L Up
Finished level 3 + New ATV Up L H H L
Finished level 4 X W X Up H
Finished level 5 L Up H L X
Finished level 6 + New ATV W X X H W
Finished level 7 Up W W Up Up
Finished level 8 + Open Mode and ATV X H X L L