= ignition is switched off - having pulled out a key, you block a steering column.

I = the steering wheel is unblocked, ignition is switched off.

= ignition is included by II, for diesel engines - preliminary warming up of the engine.

III = start - (the transmission has to be switched to neutral situation)

For a stopper unblocking turn a steering wheel a little and turn a key in situation I.

Blocking of a steering wheel - take out a key in situation.

Turn a steering wheel before notable fixing of a stopper.