Hyundai Sonata LF: Engine Mechanical System / Lubrication System

Thermostat Troubleshooting

Troubleshooting SymptomsPossible CausesRemedyCoolant leakage • From the thermostat gasket Check the mounting bolts • Check the torque of the mounting bolts • Retighten the bolts and check leakage again...

Engine Oil Repair procedures

Replacement     • Prolonged and repeated contact with mineral oil will result in the removal of natural fats from the skin, leading to dryness, irritation and dermatitis...

Other information:

Hyundai Sonata LF 2014-2019 Service Manual: Shift Cable Repair procedures

Removal 1. Remove the air cleaner assembly and air duct. (Refer to Engine Mechnical System - "Air cleaner") 2. Remove the TCM. (Refer to Dual Clutch Transmission Control System - "TCM") 3. Remove the battery and tray. (Refer to Engine Electrical System - "Battery") 4...

Hyundai Sonata LF 2014-2019 Service Manual: Fuel Pump Control Module (FPCM) Description and Operation

Description The fuel pump control module (FPCM) is installed on the right side of the fuel tank on the fuel pump top plate and controls the DC motor mounted inside the low pressure fuel pump. The module compares instantaneous fuel pressure information measured by the fuel pressure sensor (FPS) with target fuel pressure information provided by the ECM and generates the desired target fuel pressure by controlling the fuel pump motor and regulating fuel flow rate in the low pressure fuel line between the low and high pressure fuel pumps...