HVREX_a241 — Pack Voltage Mismatch Fault
Full alert identifier: HVREX_a241_PackVoltageMismatchFault
Alert description
HVBATT detects that the sum of brick voltages deviates from measured pack voltage.
Potential impact
Inability to charge, drive, or support the low voltage (LV) system
Set condition
HVBATT detects that the sum of brick voltages deviates from pack voltage by more than 5 percent.
Clear condition
HVBATT detects that the sum of brick voltages is within 5 percent of the measured pack voltage.
Signals to check
These diagnostic fields are associated with HVREX_a241. Check the alert's Alert Log in Service Mode Plus for available values.
| Signal | Unit |
|---|---|
Pack Voltage By Adc
HVREX_
|
V |
Pack Voltage By Sum Of Bricks
HVREX_
|
V |
Check other alerts
With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of HVREX_a241.