FMI 7 — Mechanical system not responding or out of adjustment
The controller commanded something to move or change, and the result did not match the command.
What it typically points to
Stuck or sticking valve or actuator, binding linkage, carbon buildup, or a component worn out of adjustment.
Codes with FMI 7
- SPN 27 FMI 7EGR Valve Position
- SPN 641 FMI 7VGT Actuator
- SPN 651 FMI 7Injector Cylinder #01
- SPN 2791 FMI 7EGR Valve Control