Primary function... electrical power surge.

from performing its primary function

Captain, since my primary function

State your primary function, please.

Now then, for the primary function.

System restarting. All primary drives functioning.

Its overriding my primary motor functions.

My primary cerebral functions are now operating

And one of the primary functions of the Wayne Foundation Fund...

now have primary control of all the vehicle's critical functions.

so you strain your primary artery function...

Instead, its primary function was self-preservation.

Noise cancelation is not their primary function?

The Scout regiments primary function is to establish bases of expansion

Its primary function is the preservation of human life... your life.

Michael, KITT's primary function, to protect human life,