Troubleshooting the SPN 2983 FMI 17 Error
If you're staring at your dashboard and seeing spn 2983 fmi 17 pop up, you're probably wondering if your day is about to get a whole lot more expensive. It's one of those codes that can feel a bit cryptic if you aren't a full-time diesel tech, but it basically boils down to your engine's cooling system feeling a little sluggish. Specifically, this code is pointing toward the axial fan speed—or rather, the fact that the fan isn't spinning as fast as the computer thinks it should be. ...