SDCR_a010 — Vref Irrational
Full alert identifier: SDCR_a010_vrefIrrational
Alert description
Secondary Disconnect Controller (SDC) reference voltage (Vref) for current sensor measurement is irrational, making SDC unable to monitor drive unit electrical state.
Potential impact
Pyro disconnect may not function as expected.
Set condition
Sets when SDC reference voltage (Vref) measurement is outside of expected range.
Clear condition
Clears when reference voltage (Vref) is within expected range.
Signals to check
Open this alert in Service Mode Plus and review the Payload tab. Use the field names below to identify the values shown by your vehicle.
| Signal | Unit |
|---|---|
Vref
SDCR_
|
V |
Boost Rail V
SDCR_
|
V |
| Signal | Unit |
|---|---|
Pgood
SDCR_
|
— |
Check other alerts
With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of SDCR_a010.