What causes the B105200 fault code in the Baojun 510?

1 Answers
SanJulian
07/30/25 7:33am
Baojun 510 reporting the B105200 fault code indicates an airbag detection malfunction. There are three scenarios when the airbag warning light illuminates: first, during vehicle self-check; second, due to wiring faults; third, because of airbag system malfunctions. When such a fault occurs, it is necessary to promptly read the fault code using a diagnostic tool. It is strongly advised not to attempt repairs personally. Instead, drive the vehicle to a 4S dealership for professional repair by qualified technicians to ensure safety. Airbag system composition: Mainly consists of the airbag, collision sensor, and electronic control unit (ECU). The driver-side collision airbag is installed in the steering wheel, while the passenger-side collision airbag is typically mounted on the dashboard. Airbag sensors are located on the left, right, and center of the cabin partition, with the central unit housing the airbag sensor, airbag system, and ECU. The airbag assembly primarily includes the airbag, gas generator, and ignition device. The ECU performs data collection and processing to diagnose airbag reliability, ensuring timely ignition signal transmission when preset thresholds are reached. This guarantees sufficient driving current for the gas generator with precise ignition timing.
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