Hyundai Sonata LF: Immobilizer System / Antenna Coil Repair procedures

Immobilizer Control Unit Repair procedures

Removal 1. Disconnect the negative (-) battery terminal. 2. Remove the driver crash pad lower panel. (Refer to Body - "Crash Pad Lower Panel") 3...

Ignition Switch Assembly. Repair procedures

Repair procedures Replacement 1. Disconnect the negative (-) battery terminal. 2. Remove the crash pad lower panel. (Refer to Body - "Crash Pad") 3...

Other information:

Hyundai Sonata LF 2014-2019 Service Manual: Power Window Switch Description and Operation

Description System Diagram Driver Door Module (DDM) Driver Door Module (DDM) is part of CAN configuration, communicating with BCM, SMK, SJB, PSM, and ADM via CAN while performing wired signal I/Os with safety power windows. Operate the buttons of DDM located on the inner side of the driver door to perform any functions related to power windows, electric mirror, and door lock/unlock...

Hyundai Sonata LF 2014-2019 Service Manual: 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.     When pouring engine coolant, be sure to shut the relay box lid and not to let coolant spill on the electrical parts or the paint...