Hyundai Sonata: Maintenance / Engine Coolant
The high-pressure cooling system has a reservoir filled with year-round antifreeze coolant. The reservoir is filled at the factory.
Check the antifreeze protection and coolant level at least once a year, at the beginning of the winter season and before traveling to a colder climate.
Engine Oil
Checking the Engine Oil Level
1. Follow all of the oil manufacturer’s precautions.
2. Be sure the vehicle is on level ground in P (Park) with the parking brake
set and the wheels blocked.
3. Turn t ...
Checking the Engine Coolant Level
WARNING
Never remove the radiator cap or the drain plug while the engine and radiator
are hot. Hot coolant and steam may blow out under pressure, causing serious injury.
Turn the engine off and wai ...
Other information:
Hyundai Sonata LF 2014-2019 Service Manual: Stop Signal Electronic Module Repair procedures
Inspection
1. Fuse inspection
Mount the test fuse to the switch fuse and relay fuse part to confirm a normal joint fit.
2. Inspection of connector by each part
Check to see whether or not each connector has been damaged, or terminal surge, or incomplete connection has taken place
[Engine room ...
Hyundai Sonata LF 2014-2019 Owners Manual: Low Aspect Ratio Tires
Low aspect ratio tires, the aspect ratio is lower than 50, are provided for sporty
looks.
Because low aspect ratio tires are optimized for handling and braking, it may
be more uncomfortable to ride in and there is more noise compare with normal tires.
CAUTION
Because the sidewall of the low aspect ...
