2.Passsive Accsess Entry Functionality
A handle sw located on, for example the door handles, mirrors and trunk lid will be used for proximity
check if user is in neighborhood of the vehicle. The switch input will trigger for unlocking and open the
doors and trunk.
Door Handle SW
Figure 1
2.1.Door Unlocking
User pushes door handle sw.
•
•
•
•
•
ECU sends LF-challenge via exterior antenna.
FOB sends RF-response to the ECU.
Door unlocking status is engaged.
Doors are opened.
RF
LF
FOB
Figure 2
