Two people (including children) should never attempt to use a single seat belt. This could increase the severity of injuries in case of an accident.
Hyundai Tucson (LM) 2010-2015 Service Manual: Panoramaroof Switch Repair procedures
Inspection
1.
Disconnect the negative (-) battery terminal.
2.
Remove the overhead console lamp assembly.
(Refer to the BD group - "Roof trim")
3.
Check for continuity between the terminals. If the continuity is not as specified, replace the sunroof switch. ...
Hyundai Tucson (LM) 2010-2015 Service Manual: High Pressure Fuel Pump Repair procedures
Removal
In case of removing the high pressure fuel pump, high
pressure fuel pipe, delivery pipe, and injector, there may be injury
caused by leakage of the high pressure fuel. So don’t do any repair
work right after engine stops.
1.
Turn the ignition switch OFF ...