IDB_a133 — DI brake Command DLC
Full alert identifier: IDB_a133_DIbrakeCommandDLC
Alert description
DI brake command message DI_brakeCommand was not received or message length is incorrect.
Potential impact
The IDB may internally generate and actuate brake torque requests as a function of brake pedal stroke, and actuate External Brake Requests (EBR) in response to DI_brakeTorqueCommand instead of DI_brakeTorqueCommandFull.
Set condition
The IDB did not receive the DI_brakeCommand CAN message for longer than 100 milliseconds or DI_brakeCommand is received with incorrect data length for longer than 100 milliseconds.
Clear condition
Clears when the Integrated Dynamic Brake (IDB) receives the DI_brakeCommand Controller Area Network (CAN) message is received with correct data length 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_a133.