If the power windows do not operate normally, the automatic power window system must be reset as follows:
1. Place the ignition switch to the ON position.
2. Close the windows and continue pulling up on the power window switch for at least one second.
If the power windows do not operate properly after resetting, have the system checked by an authorized HYUNDAI dealer.
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 ...
Hyundai Tucson (LM) 2010-2015 Owners Manual: Explanation of scheduled maintenance items
Engine oil and filter
The engine oil and filter should be changed at the intervals specified in the
maintenance schedule. If the car is being driven in severe conditions, more frequent
oil and filter changes are required.
Drive belts
Inspect all drive belts for evidence of cuts, cracks, exces ...