HYUNDAI specifies all season tires on some models to provide good performance for use all year round, including snowy and icy road conditions.
All season tires are identified by ALL SEASON and/or M+S (Mud and Snow) on the tire sidewall. Snow tires have better snow traction than all season tires and may be more appropriate in some areas.
Hyundai Tucson (LM) 2010-2015 Service Manual: Oil hydraulic Motor(Actuator) Description and Operation
Description
The 4WD ECM controls the Pump Motor Pump (Actuator) to
generating an oil pressure. The pressure engages a multiple disk clutch
to transfer torque to the rear wheels. The torque to the rear wheels
varies according to the pressure on the clutch. ...
Hyundai Tucson (LM) 2010-2015 Owners Manual: 15,000 miles (24,000 km) or 12 months
Rotating tires
Inspect air cleaner filter
Inspect vacuum hose
Inspect air conditioning refrigerant
Inspect brake hoses and lines
Inspect drive shafts and boots
Inspect exhaust pipe and muffler
Inspect front brake disc/pads, calipers
Inspect propeller shaft (AWD)
Inspect rear bra ...