When driving
The ESC OFF mode should only be used briefly to help free the vehicle if stuck in snow or mud by temporarily stopping operation of the ESC to maintain wheel torque.
To turn ESC off while driving, press the ESC OFF button while driving on a flat road surface.
CAUTION
To prevent damage to the transaxle:
✽ NOTICE
Turning the ESC OFF does not affect ABS or standard brake system operation.
Hyundai Tucson (LM) 2010-2015 Service Manual: Manual Transaxle Repair procedures
Removal
1.
Remove the following items;
A.
Engine cover.
B.
Air cleaner assembly and air duct.
(Refer to "Intake and Exhaust system" in EM group)
C.
Battery and battery tray.
(Refer to "Charging system" in EE group)
2.
Disconnect the back up lamp switch connector (A).
3.
...
Hyundai Tucson (LM) 2010-2015 Service Manual: Auto Light Switch Repair procedures
Inspection
Operate the auto light switch, then check for continuity between terminals of multi-function switch connector. ...