Hyundai Sonata LF: Engine Mechanical System / Cooling System

Cylinder Block Repair procedures

Removal Engine removal is required for this procedure. (Refer to Engine and transaxle assembly removal in this group) 1. MT : Remove the flywheel...

Coolant Repair procedures

Replacement And Air Bleeding     Never remove the radiator cap when the engine is hot. Serious scalding could be caused by hot fluid under high pressure escaping from the radiator...

Other information:

Hyundai Sonata LF 2014-2019 Service Manual: Fuel Tank Repair procedures

Removal 1. Release the residual pressure in fuel line. (Refer to the Fuel Delivery System - "Release Residual Pressure in Fuel Line") 2. Remove the rear seat cushion. (Refer to Body - "Rear Seat Assembly") 3. Remove the fuel pump service cover (A) in the trunk...

Hyundai Sonata LF 2014-2019 Service Manual: Troubleshooting

Troubleshooting SymptomSuspect areaRemedyEngine misfire with abnormal internal lower engine noises.Loose or improperly installed engine flywheel.Repair or replace the flywheel as required.Worn piston rings.(Oil consumption may or may not cause the engine to misfire...