Hyundai Tucson (LM) 2010-2015 Service Manual: Repair procedures
Removal
1.
Remove the liftgate trim in the trunk after removing the screws and clips.
(Refer to the BD group - "Liftgate")
2.
Remove the liftgate garnish (A) after disconnecting the connector and removing the nuts.
3.
Remove the back view camera (A) after loosening the screws (2EA).
...
Hyundai Tucson (LM) 2010-2015 Service Manual: Description and Operation
Description
The immobilizer system will disable the vehicle unless the
proper ignition key is used, in addition to the currently available
anti-theft systems such as car alarms, the immobilizer system aims to
drastically reduce the rate of auto theft.
1.
Encrypted SMARTRA type immobilizer ...