RCU_a042_DIsystemStatusChecksum

Drive Inverter (DI) system status message checksum is incorrect.

 Live incidence rate

<0.01% (Extremely rare)

Vehicle messages

None displayed

Impact

There may be an issue with the transmitting Electronic Control Unit (ECU).

Description

Drive Inverter (DI) system status message checksum is incorrect.

Cause

The RCU receives the DI_systemStatus CAN message with incorrect CRC for longer than 100 milliseconds.

Clear condition

The Redundant Control Unit (RCU) receives the DI_systemStatus Controller Area Network (CAN) message with correct Cyclic Redundancy Check (CRC) for 100 milliseconds.

Models

Model Y 2025+

Visibility

service-fix

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