Contamination of either the windshield or the wiper blades with foreign matter can reduce the effectiveness of the windshield wipers.
Common sources of contamination are insects, tree sap, and hot wax treatments used by some commercial car washes. If the blades are not wiping properly, clean both the window and the blades with a good cleaner or mild detergent, and rinse thoroughly with clean water.
NOTICE
To prevent damage to the wiper blades, arms or other components, do not:
Information
Commercial hot waxes applied by automatic car washes have been known to make the windshield difficult to clean.
Information
Wiper blades are consumable item and normal wear of the wipers may not be covered by your vehicle warranty.
Wiper blades
Blade replacementHyundai Kona (OS) 2018-2026 Owners Manual: Vehicle weight
Two labels on your driver's door sill show how much weight your vehicle was designed
to carry: the Tire and Loading Information Label and the Certification Label.
Before loading your vehicle, familiarize yourself with the following terms for
determining your vehicle's weight ratings, from the vehi ...
Hyundai Kona (OS) 2018-2026 Service Manual: Battery Sensor Repair procedures
Removal
1.
Turn the ignition switch OFF and disconnect the battery negative (-)
cable.
Battery negative (-) terminal tightening nut :
7.8 - 9.8 N.m (0.8 - 1.0 kgf.m, 5.8 - 7.2 lb-ft)
...