FixVault

Immobilizer System DTCS

WARNING: This page is about a different car, the 2023 Hyundai Palisade. However, it is still accessible from the selected car via links, so may be relevant.
IMMOBILIZER SYSTEM DIAGNOSTIC TROUBLE CODE (DTC) IDENTIFICATION

DTC Description
P1691-00 Immobilizer-Antenna Coil Error
P1693-00 Transponder No Response Error_Invalid Response
P1698-00 Immobilizer-Invalid TP (TP has different PIN)
P1677-00 Immobilizer-EMS VIN Data Error (EMS Has Different VIN)
P1678-00 Immobilizer-EMS No Request (EMS Data Line Open, No Immo.)
P1688-00 Immobilizer Lock