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 Owners Manual: Child-protector rear door locks
The child safety lock is provided to help prevent children seated in the rear
from accidentally opening the rear doors. The rear door safety locks should be used
whenever children are in the vehicle.
The child safety lock is located on the edge of each rear door. When the child
safety loc ...
Hyundai Tucson (LM) 2010-2015 Service Manual: Manifold Absolute Pressure Sensor (MAPS) Specifications
Specification
Pressure[kPa (kgf/cmx, psi)]Output Voltage (V)20.0 (0.20, 2.9)0.7946.7 (0.47, 6.77)1.84101.3 (1.03, 14.7)4.0
...