DPB_a226_U5VTestFault
DPB_a226_U5VTestFault
Alert Information
Category
Other
Severity
critical
Live Incidence Rate
<0.01%
Models
Model Y
Description
U5V voltage comparator test failed.
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.
Set Condition
Defect of ASIC, Test starts and evalutes the ASIC internal test of the U5V voltage regulator.
Clear Condition
No internal issue is detected after changing operation cycle. If the condition persists, the DPB module may require replacement.