Hyundai Sonata: Engine Electrical System / Ignition System

Troubleshooting
Troubleshooting Ignition System SymptomSuspect AreaRemedyEngine will not start or is hard to start (Cranks OK)Ignition lock switchInspect ignition lock switch, or replace as requiredIgnition c ...

Description and Operation
Description Ignition timing is controlled by the electronic control ignition timing system. The standard reference ignition timing data for the engine operating conditions are pre-pro grammed i ...

Other information:

Hyundai Sonata LF 2014-2019 Owners Manual: Rear seat head restraints
The rear seats are equipped with head restraints in all the seating positions for the passenger’s safety and comfort. Adjusting the height up and down To raise the head restraint: 1. Pull it up to the desired position (1). To lower the head restraint: 1. Push and hold the release button (2) on ...

Hyundai Sonata LF 2014-2019 Service Manual: Repair procedures
Replacement 1. Disconnect the negative (-) battery terminal. 2. Remove the crash pad lower panel. (Refer to Body - "Crash Pad") 3. Remove the steering column upper & Lower shroud. 4. Remove the ignition switch (A) and disconnecting the Key Warning / immobilizer connector. 5. ...

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