Safe to driveUntil the next service
SPN 4051 is a manufacturer number outside the standard J1939 table: different makes can put different things under it. Below — how it is worded by Knorr-Bremse EBS, MAN and SITRAK, and what the second half of the code (FMI) means.
| FMI 10 | ESP sensor - CAN, data channel off. Open |
| FMI 10 | ESP sensor CAN data channel - Open |
| FMI 19 | Incorrect data length of the TCO1 CAN frame. Effect: Loss of communication with the modules, some functions are disabled. |
| SPN 4051 FMI 104051/10 · 4051.10 | abnormal rate of change |
| SPN 4051 FMI 194051/19 · 4051.19 | error in received network data |
Safe to drive. Below — how much time you have and what happens if you keep going.
A standalone fault with no immediate consequences for driving.
Show the codes at the next service. If a second code from the same system appears, stop putting it off.
Scanner threw several codes at once? Paste the whole list — we will show which one is the root cause and which ones simply followed.