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
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Hyundai Elantra AD (2016-2020) Owners Manual: Limitations of the System
The LKA system may operate prematurely even if the vehicle does not depart from
the intended lane, OR, the LKA system may not warn you if the vehicle leaves the
intended lane under the following circumstances:
When the lane and road conditions are poor
It is difficult to distinguish the lan ...