DI-F091
DI_f091_espMIA
Also written as DI_F091 / DI F091 / DI_f091_espMIA / di_f091_espmia
Why does the exact Tesla alert ID matter?
Record the exact alert ID, including underscores, suffixes, and companion alerts. Tesla alerts that look similar can point to different modules, timestamps, and service procedures.
What does DI-F091 mean?
Tesla fault code in the Drive Inverter (DI) module. There is a controller area network (CAN) bus communication problem with the traction control and Drive Inverter. This alert indicates there is a Drive Inverter fault and that the traction control CAN node is missing (MIA).
Original Description
There is a controller area network (CAN) bus communication problem with the traction control and Drive Inverter. This alert indicates there is a Drive Inverter fault and that the traction control CAN node is missing (MIA).
Affected Tesla Models
What You May Notice
- drive inverter critical fault: There is a controller area network (CAN) bus communication problem with the traction control and Drive Inverter. This al
- Vehicle enters reduced power or limp mode; acceleration severely limited
- Red warning on dashboard — vehicle may not allow driving
How to Diagnose and Resolve
- 1 Safely pull over and stop the vehicle
- 2 Attempt a full reboot: hold both scroll wheels until the Tesla logo appears
- 3 If power is not restored after reboot (fault: "There is a controller area network (CAN) bus commu"), call Tesla Roadside Assistance
- 4 The inverter or motor controller will require inspection at a Service Center
Severity Notes
DI-F091 is classified as a Fault, indicating a critical issue in the Drive Inverter system. Do not continue driving and contact Tesla Service immediately.