Hyundai Elantra AD (2016-2020) Owners Manual: Tire Replacement
If the tire is worn evenly, a tread wear indicator will appear as a solid band
across the tread. This shows there is less than 2/32 inch (1.6 mm) of tread left
on the tire. Replace the tire when this happens.
Do not wait for the tread surface to become level with the tread wear indicators
b ...
Hyundai Elantra AD (2016-2020) Service Manual: Fuel Line Repair procedures
Removal
1.
Turn the ignition switch OFF, and then remove battery (-) cable.
2.
Release the residual pressure in fuel line.
(Refer to Fuel Delivery System - "Release Residual Pressure in Fuel Line")
3.
Disconnect the fuel feed quick-connector (A).
4.
Disconnect the vapor hose (A) wh ...