Troubleshooting
Repair proceduresHyundai Elantra AD (2016-2020) Owners Manual: Detecting sensor
The rear radars are located inside the rear bumper for detecting the side and
rear areas. Always keep the rear bumper clean for proper operation of the system.
NOTICE
The system may not work properly when the bumper has been damaged, or
if the rear bumper has been replaced or repaired.
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Hyundai Elantra AD (2016-2020) Service Manual: Engine Room Under Cover Repair procedures
Removal and Installation
Engine Room Under Cover
1.
Remove the engine room under cover (A).
Tightening torque:
3.9 ~ 5.9 N.m (0.4 ~ 0.6 kgf.m, 2.9 ~ 4.3 lb-ft)
2.
Install in the reverse order of removal. ...