DTC B1011, B1012, B1013, B1014, B1015: Diagnosis Sensor Unit: Description

It detects a shock that is more than the specified level and monitors whether the driver and passenger air bags, side air bag, curtain air bag, and pre-tensioner seat belts operate normally.
It contains the "G" sensors for both frontal and side collisions and spare battery function in case of main battery damage in collision.