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. ...
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. ...