See also:

ON
This is the normal operating position after the engine is started. ...

Driver’s Control Center Differential (DCCD) (STI)
Always use the utmost care when driving. Being overconfident because you are driving a vehicle with a driver’s control center differential could easily lead to a serious accident. All the ind ...

Treadwear
The treadwear grade is a comparative rating based on the wear rate of the tire when tested under controlled conditions on a specified government test course. For example, a tire graded 150 ...