CP_a109 — Thermistor Irrational
Full alert identifier: CP_a109_thermistorIrrational
Alert description
Thermistor input is open or short circuit
Potential impact
Charging and heating functions do not work as expected.
Set condition
The thermistor reports a voltage less than the open circuit threshold and, if short circuit detection is supported, greater than the short circuit threshold for at least one second.
Clear condition
The thermistor reports a voltage greater than the open circuit threshold or, if short circuit detection is supported, less than the short circuit threshold for at least one second.
Signals to check
These diagnostic fields are associated with CP_a109. Check the alert's Alert Log in Service Mode Plus for available values.
| Signal | Unit |
|---|---|
Thermistor Id
CP_
|
— |
Thermistor Temp
CP_
|
C |
Check other alerts
With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of CP_a109.