Isuzu Isuzu Thailand Error B101d30 Hot Instant

A generic OBD2 scanner may not read B-codes properly. Use Isuzu’s GDS or a high-end tool (e.g., Launch X431, Autel MaxiSys) with Isuzu Thailand software. Check:

If the vehicle was in a front-end collision and wiring harnesses were repaired or replaced, a connector might be plugged into the wrong port, or a ground wire might be loose, confusing the BCM. isuzu isuzu thailand error b101d30 hot

On some Isuzu D-Max (2012-2019) and MU-X models, the B101D30 can be misreported due to a failing clockspring (steering wheel rotary connector). The clockspring carries the driver airbag circuit. A high-resistance joint inside the clockspring, when hot, can confuse the SRS module into reporting a seat belt error. A generic OBD2 scanner may not read B-codes properly

Some Isuzu Thailand TSBs (Technical Service Bulletins) suggest wrapping the buckle connector with aluminum-faced fiberglass tape and repositioning it away from the seat heater duct (if equipped). This is a cheap fix (฿200) but may only last one hot season. On some Isuzu D-Max (2012-2019) and MU-X models,