Hyundai Tucson: Warnings and indicators / KEY OUT indicator (if equipped)

When the Engine Start/Stop button is in the ACC or ON position, if any door is open, the system checks for the smart key. If the smart key is not in the vehicle, the indicator will blink, and if all doors are closed, the chime will also sound for about 5 seconds. The indicator will go off while the vehicle is moving. Keep the smart key in the vehicle.

Cruise SET indicator (if equipped)
The indicator light illuminates when the cruise function switch (SET- or RES+) is ON. The cruise SET indicator light in the instrument cluster is illuminated when the cruise control switch (SET ...

Key reminder warning chime
If the driver’s door is opened while the ignition key is left in the ignition switch (ACC or LOCK position), the key reminder warning chime will sound. This is to prevent you from locking your k ...

Other information:

Hyundai Tucson (LM) 2010-2015 Service Manual: Tire Repair procedures
    • Using tires and wheel other than the recommended sizes could cause unusual handling characteristics and poor vehicle control, resulting in a serious accident. Tire Wear 1. Measure the tread depth of the tires. Tread depth [limit] : 1.6 mm (0.063 in) 2. ...

Hyundai Tucson (LM) 2010-2015 Service Manual: Photo Sensor Description and Operation
Description 1. The photo sensor is located at the right of defrost nozzle. 2. The photo sensor contains a photovoltaic (sensitive to sunlight) diode. The solar radiation received by its light receiving portion, generates an electromotive force in proportion to the amount of radiation ...

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