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: Smart Key Diagnostic Repair procedures
Inspection
Self Diagnosis With GDS
Smart key system defects can be quickly diagnosed with the
GDS. GDS operates actuator quickly to monitor, input/output value and
self diagnosis.
The following three features will be major problem in SMART KEY system.
1.
Problem in SMART KEY unit input.
...
Hyundai Tucson (LM) 2010-2015 Service Manual: Repair procedures
Refrigerant System Service Basics
Refrigerant Recovery
Use only service equipment that is U.L-listed and is
certified to meet the requirements of SAE J2210 to remove
HFC-134a(R-134a) from the air conditioning system.
-
Air conditioning refrigerant or lubricant vapor ...