Hyundai Sonata LF: Seat Electrical / Lumber Support Units Components and Components Location

Air Ventilation Seat Repair procedures

Removal [Ventilation Blower] 1. Disconnect the negative (-) battery terminal. 2. Remove the front seat. (Refer to Body - "Front Seat Assembly") 3...

Lumber Support Units Repair procedures

Removal 1. Disconnect the negative (-) battery terminal. 2. Remove the front seat assembly. (Refer to Body - "Front Seat Assembly") 3. Remove the seat back...

Other information:

Hyundai Sonata LF 2014-2019 Service Manual: Heated Oxygen Sensor (HO2S) Repair procedures

Inspection 1. Turn the ignition switch OFF. 2. Disconnect the HO2S connector. 3. Measure resistance between the HO2S terminals 2 and 5 [B1/S1]. 4. Measure resistance between the HO2S terminals 3 and 4 [B1/S2]. 5. Check that the resistance is within the specification...

Hyundai Sonata LF 2014-2019 Service Manual: Windshield Deicer Repair procedures

Inspection 1. Remove the cowl top cover. (Refer to Body - "Cowl Top Cover") 2. Disconnect the windshield deicer connector (A). 3. Check for continuity between the terminals of deicer lines. 4. Turn the ignition switch ON and the windshield deicer switch ON, then measure the voltage between the terminals of harness side deicer connector...