Checking Interlock Function

Turn ignition key to "ignition" position and then turn back to "0" position and remove ignition key: It should not be possible for the selector lever to be moved from the "P" position. Interlock lever must rest on selector lever.

Turn ignition key to "ignition" position, press foot brake. (It must be possible to select all selector lever positions.)

Selecting all selector lever positions except "P". In none of these positions should it be possible to turn the ignition key back to the "0" position and remove it.

Move selector lever to "P" position. It must possible to turn the ignition key back to "0" position and remove it.