The high-pressure cooling system has a reservoir filled with year-round antifreeze coolant. The reservoir is filled at the factory.
Check the antifreeze protection and coolant level at least once a year, at the beginning of the winter season and before traveling to a colder climate.
Hyundai Tucson (LM) 2010-2015 Service Manual: Description and Operation
Description
Back view camera will activate when the backup light is ON with the ignition switch ON and the shift lever in the R position.
This system is a supplemental system that shows behind the
vehicle through the ECM (Reverse Display Room Mirror) mirror or AVN head
unit while backing-up. ...
Hyundai Tucson (LM) 2010-2015 Service Manual: CVVT Oil Control Valve (OCV) Description and Operation
Description
Continuous Variable Valve Timing (CVVT) system advances or
retards the valve timing of the intake and exhaust valve in accordance
with the ECM control signal which is calculated by the engine speed and
load.
By controlling CVVT, the valve over-lap or under-lap occurs,
which m ...