IDB_a126 — DI torque Request Invalid
Full alert identifier: IDB_a126_DItorqueRequestInvalid
Alert description
Invalid Pedal Monitor (PM) PM_state2 message or Drive Inverter (DI) DI_chassisControl message received.
Potential impact
The IDB may not respond to brake torque requested in DI_brakeTorqueCommand.
Set condition
The PM_state2 or DI_chassiControl CAN messages were not received by the IDB for longer than 200 milliseconds, had a checksum, counter, or message length error, or had signals transmitted as invalid.
Clear condition
Clears when PM_state2 and DI_chassisControl are received as valid and Controller Area Network (CAN) message integrity checks pass after the Integrated Dynamic Brake (IDB) is power cycled.
Check other alerts
With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of IDB_a126.