If the cut of the cylinder of the lock is in horizontal situation I
(fig. 1.3)
, locking or unlocking of a trunk lid or a back door is synchronized with system of the central blocking. In this case the door or a cover can be opened and a key. If the cut of the cylinder of the lock is in vertical situation II, the back door or a luggage carrier can be opened only a key.
To unlock a back door or a trunk lid (situation III) with simultaneous pressing an acting part of the cylinder of the lock is possible key turn against the stop clockwise. The back door or a trunk lid by lowering down to click is closed, thus the cut of the cylinder of the lock should be turned in situation I at the included central blocking of locks.