HVREX_a201 — Module Temp Sense Fault
Full alert identifier: HVREX_a201_ModuleTempSenseFault
Alert description
HVBATT detects that any module in the battery pack cannot measure temperature properly.
Potential impact
Inability to charge, drive, or support the low voltage (LV) system.
Set condition
A battery monitoring board (BMB) detects that all of the thermistors on a module are BAD or SNA.
Clear condition
HVBATT detects that all modules in the battery pack are sensing temperature nominally.
Signals to check
These diagnostic fields are associated with HVREX_a201. Check the alert's Alert Log in Service Mode Plus for available values.
| Signal | Unit |
|---|---|
Module 1 Temp Sense Fault
HVREX_
|
— |
Module 2 Temp Sense Fault
HVREX_
|
— |
Module 3 Temp Sense Fault
HVREX_
|
— |
Module 4 Temp Sense Fault
HVREX_
|
— |
Check other alerts
With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of HVREX_a201.