See also:

Smart key
With a smart key, you can lock or unlock a door (and trunk) and even start the engine without inserting the key. The functions of buttons on a smart key are similar to the remote keyless entry. ...

2012 Hyundai Elantra review
One of the likely consequences of the federal government's push for more stringent fuel economy standards is that more people will be driving smaller cars in the future. Not too long ago, with the ...

Impact sensing door unlock system (if equipped)
All doors will be automatically unlocked when the impact is delivered to impact sensors while the ignition switch is ON. However, the doors may not be unlocked if mechanical problems occur with the ...