Hyundai Elantra: ESC(Electronic Stability Control) System / Front Wheel Speed Sensor Components and Components Location

ESC OFF Switch Repair procedures

Removal 1. Turn ignition switch OFF and disconnect the negative (-) battery cable. 2. Remove the crash pad lower panel. (Refer to Body - "Crash Pad") 3. Remove the side crash pad switch. ...

Front Wheel Speed Sensor Repair procedures

Removal 1. Loosen the wheel nuts slightly. Raise the vehicle, and make sure it is securely supported. 2. Remove the front wheel and tire (A) from front hub . Tightening torque: 107.9 ~ 12 ...

Other information:

Hyundai Elantra AD (2016-2020) Service Manual: ETC (Electronic Throttle Control) System Troubleshooting
Fail-Safe Mode ItemFail-SafeETC MotorThrottle valve stuck at 7°TPSTPS 1 faultReplace it with TPS 2TPS 2 faultReplace it with TPS 1TPS 1,2 faultThrottle valve stuck at 7°APSAPS 1 faultReplace it with APS 2APS 2 faultReplace it with APS 1APS 1,2 faultEngine idle state     ...

Hyundai Elantra AD (2016-2020) Service Manual: AVN Remote Controller Components and Components Location
Components 1. Left Remote Control Switch (Audio + Hands free)2. Right Remote Control Switch(Cruise+Trip Computer) ...