See also:

Maximum allowable speeds
The following tables show the maximum speeds that are possible with each different gear. Never exceed the speed limit listed in the following table for each gear position except for brief acc ...

To increase the speed (by accelerator pedal)
1. Depress the accelerator pedal to accelerate the vehicle to the desired speed. 2. Press the “RES/SET” switch to the “SET” side once. Now the desired speed is set and the vehicle will keep running ...

Spark plugs
It may be difficult to replace the spark plugs. It is recommended that you have the spark plugs replaced by your SUBARU dealer. The spark plugs should be replaced according to the maintenance sched ...