1. Loosen the lens retaining screws with a philips head screwdriver.
2. Remove the lens.
3. Remove the bulb by pulling it straight out.
4. Install a new bulb.
5. Reinstall the lens securely with the lens retaining screws.
Hyundai Sonata LF 2014-2019 Service Manual: Intake Air Temperature Sensor (IATS) Repair procedures
Inspection
1.
Turn the ignition switch OFF.
2.
Disconnect the IATS connector.
3.
Measure resistance between the IATS terminals 3 and 4.
4.
Check that the resistance is within the specification.
Specification: Refer to “Specification”
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Hyundai Sonata LF 2014-2019 Service Manual: Description and Operation
Description
It's a system that uses illumination sensor to automatically
turn ON the tail lamp and head lamp based on the change in surrounding
environment's illumination condition. It activates when the vehicle
enters/exits tunnel, or when the illumination condition in surrounding
enviro ...