
Press the OFF button to turn off the air climate control system. However, you can still operate the mode and air intake buttons as long as the ignition switch is in the ON position.
Air conditioning
Windshield defrosting and defoggingHyundai Tucson (LM) 2010-2015 Service Manual: Troubleshooting
Fault Diagnosis
Features a fail-safe mechanism that provides "limp-home" 4th
gear hold to enable the vehicle to be driven to the owner's home or
dealer shop.
Fail-Safe: The TCM provides 4th gear hold and Reverse gear in the event of a malfunction.
Limp Home: Maintains minimal functionality ...
Hyundai Tucson (LM) 2010-2015 Service Manual: DBC Switch Repair procedures
Inspection
1.
Turn ignition switch OFF and disconnect the negative (-) battery cable.
2.
Remove the crash pad side switch assembly.
(Refer to Body - "Crash Pad")
3.
Check the continuity between the switch terminals as the DBC switch is engaged. ...