IDB_a122 — DIF torque Command Invalid
Full alert identifier: IDB_a122_DIFtorqueCommandInvalid
Alert description
Invalid DIF torque command signal is received.
Potential impact
There may be an issue with the transmitting Electronic Control Unit (ECU).
Set condition
The Integrated Dynamic Brake (IDB) receives the DIF_torqueCommand CAN signal as Signal Not Available (SNA) for longer than 100 milliseconds, or the DIF_torque CAN message has a checksum, counter, or message length error.
Clear condition
Clears when DIF_torqueCommand Controller Area Network (CAN) signal is received as valid for 100 milliseconds.
Check other alerts
With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of IDB_a122.