Hyundai Sonata LF 2014-2019 Service Manual: BLUE LINK Unit Repair procedures
Removal
1.
Disconnect the negative (-) battery terminal.
2.
Remove the main crash pad assembly.
(Refer to Body - "Main Crash Pad Assembly")
3.
Remove the knee airbag (KAB) module.
(Refer to Restraint - "Knee Airbag (KAB) Module")
4.
Remove the driver's side shower duct.
(Refer to ...
Hyundai Sonata LF 2014-2019 Service Manual: Description and Operation
Description
The ECM (Electro Chromatic inside rear view Mirror) is
intended dim the reflecting light in the rear view mirror. The forward
facing sensor detects brightness of the surroundings, while the rearward
looking sensor is for the light from the rear. The strength of the
light in th ...