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: CVVT & Camshaft Description and Operation

Description Continuous Variable Valve Timing (CVVT) system advances or retards the valve timing of the intake and exhaust valve in accordance with the ECM control signal which is calculated by the engine speed and load. By controlling CVVT, the valve over-lap or under-lap occurs, which makes better fuel economy and reduces exhaust gases (NOx, HC) and improves engine performance through reduction of pumping loss, internal EGR effect, improvement of combustion stability, improvement of volumetric efficiency, and increase of expansion work...

Hyundai Sonata LF 2014-2019 Service Manual: Head Lamps Description and Operation

HID Head Lamp 1. Bulb (1) Elements Xenon gas : Xenon gas activates the initial reaction for rapid illuminating. Molybdenum electrode: anode arcing Metal halide salts: color composing component (2) Lightening principle When Xenon gas and metal halide salt will discharge the molybdenum anode in a capsule, it emits light...