RCU_a003_pumpMotorFault
Description
The Redundant Control Unit (RCU) has experienced a pump motor issue.
Condition
The RCU has detected a motor power line open or short, the motor is stuck, or the motor built-in self test has failed.
Clear Condition
The RCU pump motor startup checks pass after the RCU is power cycled. If the issue persists, the RCU may need to be replaced.
Potential Impact
The RCU may not be able to perform backup power braking assist.
Customer Facing Message 1
Backup power braking assist unavailable
Customer Facing Message 2
OK to drive - Schedule service
Audiences
customer;service-fix
Models
Model Y 2025+