Hyundai Sonata LF: Air Conditioning System / Photo Sensor Description and Operation

In-car Sensor Repair procedures

Diagnosis With GDS 1. The heating, ventilation and air conditioning can be quickly diagnosed failed parts with vehicle diagnostic system (GDS). ? The diagnostic system (GDS) provides the following information...

Photo Sensor Repair procedures

Inspection 1. Turn the ignition switch ON. 2. Connect the GDS. 3. Emit intensive light toward the photo sensor using a lamp, and check the output voltage change...

Other information:

Hyundai Sonata LF 2014-2019 Service Manual: Valve Clearance Adjustment

Valve Clearance Inspection And Adjustment     Inspect and adjust the valve clearance when the engine is cold (Engine coolant temperature : 20°C) and cylinder head is installed on the cylinder block. 1. Remove the cylinder head cover...

Hyundai Sonata LF 2014-2019 Service Manual: Auto Head Lamp Leveling Device

Components and Components Location Component Location 1. Head lamp leveling actuator (Built-in Head lamp)2. Head lamp leveling unit (Rear right only) Auto Head Lamp Leveling Unit Schematic Diagrams Circuit Diagram Auto Head Lamp Leveling Unit Description and Operation Description According to driving environment and loading state of vehicle, head lamp lighting direction is changed to keep the driver's visibility range and to protect the driver's vision from glare, aiming at safety driving...