Hyundai Sonata: Description and Operation - Electro chromic Inside Rear View Mirror - Body Electrical SystemHyundai Sonata: Description and Operation

Description

The ECM (Electro Chromatic inside rear view Mirror) is for dimming the reflecting light from a vehicle behind at night, Preventing glare from the light. The forward facing sensor detects brightness of the surroundings, while the rearward looking sensor detects the strength of the reflecting light and adjusts the reflexibility of the mirror in the range of 7~85%. But, when the reverse gear is engaged, it stops functioning.
1.
The forward facing sensor sees if the brightness of the surroundings is low enough for the mirror to operate its function.
2.
The rearward looking sensor detects glaring of the reflecting light from a vehicle behind.
3.
The ECM is darkened to the level as determined by the rearward looking sensor. When the glaring is no longer detected, the mirror stops functioning.
1. LED indicator
2. ON/OFF Switch
3. Rearward looking sensor
4. Forward looking sensor


    Repair procedures
    Inspection Check it by the procedure below to see if the function of the ECM is normal. 1. Turn the ignition key to the "ON" position. 2. ...

    See also:

    Opening the fuel filler lid
    The fuel filler lid must be opened from inside the vehicle by pushing the fuel filler lid opener button. ✽ NOTICE If the fuel filler lid will not open because ice has formed around it, ...

    ESC Control Module. Repair procedures
    Removal 1. Turn the ignition switch OFF. 2. Remove the air cleaner assembly (A). 3. Pull up the lock o ...

    Trunk lamp
    The trunk room lamp comes on when the trunk is opened. CAUTION The trunk lamp comes on as long as the trunk lid is open. To prevent unnecessary charging system drain, close the trunk lid secur ...