Muffler Repair proceduresHyundai 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: Driving Your Vehicle
WARNING
Carbon monoxide (CO) gas is toxic. Breathing CO can cause unconsciousness
and death.
Engine exhaust contains carbon monoxide which cannot be seen or smelled.
Do not inhale engine exhaust.
If at any time you smell engine exhaust inside the vehicle, open the windows
immediately. Exposu ...