Hyundai Sonata: Body Electrical System / Rear Glass Defogger

Windshield Deicer Switch Repair procedures
Inspection 1. The body electrocal system can be quickly diagnosed failed parts with vehicle diagnostic system (GDS). The diagnostic system (GDS) provides the following information. (1) Self dia ...

Components and Components Location
Component Location 1. Rear glass defogger relay Smart Junction Block (SJB)2. Rear glass defogger switch3. Rear glass defogger ...

Other information:

Hyundai Sonata LF 2014-2019 Service Manual: Heater & A/C Control Unit (DATC) Repair procedures
Self Diagnosis 1. Self-diagnosis process.     • When operating the self-diagnostics, the below fault (self-diagnostics code) will blink at 0.5 seconds interval on the temperature display settings (driver's side only) and the remaining symbols are OFF . 2. Fa ...

Hyundai Sonata LF 2014-2019 Service Manual: Mode Control Actuator Repair procedures
Inspection 1. Turn the ignition switch OFF. 2. Disconnect the mode control actuator connector. 3. Verify that the mode control actuator operates to the defrost mode when connecting 12V to terminal 3 and grounding terminal 4. Verify that the mode control actuator operates to the vent mod ...

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