B101213 — Rear fog lamp open circuit
Quick answer
B101213 means the body controller found an open circuit in the left rear fog lamp. An open circuit is normally a failed bulb or a broken connection, not a failed controller.
What to check first
- Inspect the fuses that protect this circuit.
- Read all stored fault codes with a scan tool and deal with related codes first.
Can I still drive?
Usually drivable — have it checked soon. If in doubt, park the car and ask a technician — a fault that limits power or shuts the high-voltage system down will not clear by itself.
Parts that fix B101213
Confirm the reference against your VIN before ordering — the same fault can sit in different hardware depending on the build.
| Part | Aiways OE ref. | |
|---|---|---|
| Rear fog lamp bulb | 861963113 | Find part |
| Rear fog lamp assembly - left | 861963111A | Find part |
Frequently asked questions
Can I drive an Aiways U5 with B101213?
Usually drivable — have it checked soon. If in doubt, park the car and ask a technician — a fault that limits power or shuts the high-voltage system down will not clear by itself.
What does B101213 mean?
B101213 means the body controller found an open circuit in the left rear fog lamp. An open circuit is normally a failed bulb or a broken connection, not a failed controller.
What should be checked first for B101213?
Inspect the fuses that protect this circuit. Read all stored fault codes with a scan tool and deal with related codes first.
Which parts are involved in B101213?
Rear fog lamp bulb, Rear fog lamp assembly - left.
Other Body Control Module (BCM) codes for the Aiways U5
Need the part or a second opinion?
Send the fault code and your VIN — we will confirm the reference, availability and price, and ship from China to workshops and distributors across Europe.