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 ...

State emission testing (U.S. only)
At state inspection time, remember to tell your inspection or service station in advance not to place your SUBARU AWD vehicle on a two-wheel dynamometer. Otherwise, serious transmission damage will r ...