Alert Details

DPB_a032_HWParamWriteFailed

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Description

The Decoupled Power Brake (DPB) parameters in Non-Volatile Memory (NVM) cannot be written.

Condition

Linear Position Sensor IDs NvM write request failed. Alert during write process of NvM Items at ECU Exchange routine.

Clear Condition

Set ECU item 'NvMLipsID' to 4x 0xEE EE and restart System.

Potential Impact

System will be running in fully degraded state. Braking may require increased effort. Hydraulic Boost Compensation will be triggered when driver pressed brake pedal.

Customer Facing Message 1

Power braking assist reduced

Customer Facing Message 2

Braking may require increased effort

Audiences

customer;service-fix

Models

Model Y 2025+