Hyundai Elantra: Smart Key System / Smart Key Unit Schematic Diagrams

Circuit Diagram

Smart Key Unit Components and Components Location
Components (1) NoConnector AConnector BConnector C1BAT (+)_SignalDriver's door antenna_GND-2BAT (+)_PowerDriver's door antenna_Power-3IGN 1--4IGN 2_Relay outputB-CAN (High)SSB LED (OFF)5IGN 1_Rel ...

Smart Key Unit Repair procedures
Removal Smart Key Unit 1. Disconnect the negative (-) battery terminal. 2. Remove the glove box. (Refer to Body - "Glove Box Upper Cover Assembly") 3. Remove the smart key unit (A) after ...

Other information:

Hyundai Elantra AD (2016-2020) Service Manual: Specifications
Specifications [Memory Power Seat Unit ] ItemSpecificationsRated voltageDC 12VOperating VoltageDC 9V ~ 16VOperating Temperature Range-30°C ~ 75°C Dark currentMax. 1? [Memory Power Seat Switch ] ItemSpecificationsRated voltageDC 5VType Soft Feeling Tact typeOperating Temperature Range-30°C ...

Hyundai Elantra AD (2016-2020) 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. Transponder (TP) – IMMO ECU Comm ...

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