RCU family
RCU_a033_VCFRONTLVPowerStateChecksum
Not Available
What does the RCU_a033_VCFRONTLVPowerStateChecksum alert mean?
Front Vehicle Controller (VCFRONT) Low Voltage (LV) power state message checksum is incorrect.
What you'll see in your Tesla
- Not Available
What triggers it
The RCU receives the VCFRONT_LVPowerState CAN message with incorrect CRC for longer than 500 milliseconds.
When it clears
The Redundant Control Unit (RCU) receives the VCFRONT_LVPowerState Controller Area Network (CAN) message with correct Cyclic Redundancy Check (CRC) for 500 milliseconds.
Potential impact
There may be an issue with the transmitting Electronic Control Unit (ECU).
Affected models
Model Y 2025+
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