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

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) Owners Manual: Engine Coolant
The high-pressure cooling system has a reservoir filled with year-round antifreeze coolant. The reservoir is filled at the factory. Check the antifreeze protection and coolant level at least once a year, at the beginning of the winter season and before traveling to a colder climate. Checking th ...

Hyundai Elantra AD (2016-2020) Service Manual: Troubleshooting
Troubleshooting Problem Symptoms Table Use the table below to help you find the cause of the problem. The numbers indicate the priority of the like cause of the problem. Check each part in order. If necessary, replace these parts. SymptomSuspect AreaReferenceLower pedal or spongy pedal ...