B104111 — IGN2 relay fault
Quick answer
B104111 indicates a fault in the second ignition relay circuit, which feeds several switched systems. Those systems may be dead and the car may not start.
What to check first
- Read all stored fault codes with a scan tool and deal with related codes first.
Can I still drive?
Have it inspected before further driving. 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 and B104111
This code concerns a high-voltage or safety-related system. It must be diagnosed and repaired by a technician qualified for that work, so we do not list parts for it here. If your technician has already identified a part, send us the code and the VIN and we will tell you what we can help with.
Frequently asked questions
Can I drive an Aiways U5 with B104111?
Have it inspected before further driving. 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 B104111 mean?
B104111 indicates a fault in the second ignition relay circuit, which feeds several switched systems. Those systems may be dead and the car may not start.
What should be checked first for B104111?
Read all stored fault codes with a scan tool and deal with related codes first.
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 confirm the reference against the VIN, then tell you availability, price and lead time. We ship from China to workshops and distributors across Europe.