What causes the B105200 fault code in the Baojun 510?

[SanJulian]

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.

[SanAllie]

I've encountered the B105200 fault code on many Baojun 510 models while helping friends with car repairs. This code usually relates to the airbag system, possibly indicating a sensor malfunction. Potential causes include loose or contaminated airbag sensors, aging wiring causing short circuits, or control module software errors. In actual diagnosis, I first use an OBD scanner to pinpoint the location, then check the sensor connectors under the front seats for looseness or corrosion. Any abnormalities should be addressed immediately, as faulty airbags can't protect passengers during collisions - extremely dangerous. I strongly advise against DIY repairs; take it directly to a 4S dealership where they have professional equipment for accurate repairs. With increasingly complex vehicle electronics systems nowadays, paying attention to these potential issues during routine maintenance can save trouble later. Safety comes first - don't delay too long.

[McAlina]

Last year when I was driving my Baojun 510, the B105200 warning light came on. At first, I thought it was a minor issue, but it turned out the airbag might have been disabled. Looking back, the cause could have been trivial - maybe the sensor was misaligned, wiring was worn causing a break, or the module got damp from water ingress. The light suddenly illuminated while I was driving, so I had to pull over to check, but without proper tools, I had to tow it to the repair shop. The mechanic used a diagnostic tool to confirm it was a loose connection in the front airbag sensor wiring, and tightening it fixed the issue. My advice is don't panic - avoid highway driving and immediately proceed at low speed to a service point for diagnosis. Such faults usually cost a few hundred yuan to fix, but delaying repairs could lead to system damage and higher costs. As a car owner, I believe addressing these warning codes promptly can prevent major repairs and ensure family safety.

[DeEmily]

I've experienced the Baojun 510 reporting a B105200 fault code, knowing it indicates an issue with the airbag system, such as sensor signal loss or control unit malfunction. Specifically, it could be due to sensor misalignment, wiring interference from heat, or internal module errors. Upon seeing this code, I immediately pull over because the risk of airbags not deploying in an accident is high. First, I try turning the key to restart—sometimes it's a temporary false alarm—but if the light stays on, a diagnostic check is necessary. Key advice includes not attempting to reset the system yourself; instead, seek a certified technician for diagnosis. For daily maintenance, ensure the interior remains intact without modifications to prevent accidentally triggering such issues.