DTC P1695: Immobilizer-EMS Memory Error: General Description
WARNING: This page is about a different car, the 2014 Hyundai Santa Fe Sport and 2013 Hyundai Santa Fe Sport. However, it is still accessible from the selected car via links, so may be relevant.
Information related immobilizer, that are classified as 2 (two) parts independently, is memorized in EEPROM. PCM check these 2 (two) information before proceeding immobilizer authentication. With synchronized both information, PCM starts immobilizer authentication procedure. If both information is not synchronized, PCM stops immobilizer authentication, Limphome function will not be activated, and memorizes DTC P1695. If DTC P1695 is retrieved again, after performing new key teaching procedure, PCM should be replaced with new one.