Hyundai Sonata: Restrictions in handling keys
When leaving keys with parking lot and valet attendants, the following procedures will ensure that your vehicle’s trunk and glove box compartment can only be opened with the master key.
Lock
When leaving the key with a parking lot attendant or valet, perform the following and leave the sub key with the attendant. The sub key can start the engine and operate door locks only.
Trunk
1. Open the trunk lid.
2. Set the trunk lid control switch to LOCK position (
).
3. Close the trunk lid.
Lock release
Trunk
1. Open the trunk lid with the master key.
2. Set the trunk lid control switch to UNLOCK position ( ).
3. Close the trunk lid.
In this position the trunk will open with the trunk lid release button or transmitter. The trunk can never be opened with the sub key.
Glove box
Unlock the glove box using the mechanical key.
Key operations
(1) Master key (M) Used to start the engine, lock and unlock the doors, lock
and unlock the glove box, and open the trunk.
(2) Sub key (S)
Used only to start the engine and lock and unlock the doo ...
Immobilizer system (if equipped)
Your vehicle is equipped with an electronic engine immobilizer system to reduce
the risk of unauthorized vehicle use.
Your immobilizer system is comprised of a small transponder in the ignition key ...
See also:
Door lock buzzer
If an attempt to lock the doors is made when a door is not fully closed, a
buzzer sounds continuously. Fully close the door to stop the buzzer, and lock
the vehicle once more. ...
Printed antenna
CAUTION
Do not use sharp instruments or window cleaner containing abrasives to clean
the inner surface of the window on which the antenna is printed. Doing so may damage
the antenna printed on th ...
Reprogramming a button
The individual HomeLink® buttons cannot be erased but can be
reprogrammed. To reprogram a button, follow the “Reprogramming
a HomeLink® button” instructions. ...
