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: Rear Oil Seal Repair procedures
Removal
1.
Remove the transaxle assembly.
(Refer to transaxle - "Manual Transaxle assembly, Auto Transaxle assembly")
2.
MT : Remove the flywheel.
(Refet to Cylinder Block - "Flywheel")
3.
AT : Remove the drive plate.
(Refet to Cylinder Block - "Drive Plate")
4.
Remove the rear oi ...
Hyundai Sonata LF 2014-2019 Service Manual: DCT Control Module (TCM) Repair procedures
Inspection
Transmission Control Module (TCM) Inspection Procedure
1.
Inspecting TCM ground circuit: Measure the resistance between the TCM and chassis ground.
(Check the terminal connected to the chassis ground while using the back of the harness connector as the base point for TCM.)
...
