Exterior general caution
It is very important to follow the label directions when using any chemical cleaner or polish. Read all warning and caution statements that appear on the label.
High-pressure washing
Appearance Care
Protecting your vehicle’s finishHyundai Elantra AD (2016-2020) Service Manual: Speakers Repair procedures
Inspection
1.
Troubleshooting for Speaker
(1)
Basic inspection of speaker
Inspect the sound from speaker after verifying that the
speaker mounting screws is removed and the wiring connector is connected
precisely to remove vibration transmitted from body trims and
surrounding parts.
...
Hyundai Elantra AD (2016-2020) Service Manual: Components and Components Location
Components
1. Blind Spot Detection (BSD) Unit2. BSD switch3. Speaker4. BSD warning lamp5. Cluster
...