RCU_a027 — DI chassis Ctrl Checksum
Full alert identifier: RCU_a027_DIchassisCtrlChecksum
Alert description
DI chassis control message checksum is incorrect.
Potential impact
There may be an issue with the transmitting Electronic Control Unit (ECU).
Set condition
The RCU receives the DI_chassisControl CAN message with incorrect CRC for longer than 200 milliseconds.
Clear condition
Clears when the Redundant Control Unit (RCU) receives the DI_chassisControl Controller Area Network (CAN) message with correct Cyclic Redundancy Check (CRC) for 200 milliseconds.
Check other alerts
With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of RCU_a027.