Hyundai Santa Fe (TM): Body Electrical System / Immobilizer System

Removal 1. Disconnect the negative (-) battery terminal. 2. Remove the cover (A) by using a flat-tip screwdriver.

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.