PCS_a082 — Dcdc Pchg Unsafe Di Voltage
Full alert identifier: PCS_a082_dcdcPchgUnsafeDiVoltage
Alert description
HV bus voltage unsafe for drive inverter while PCS DCDC is attempting to precharge HV bus
Potential impact
Inability to precharge HV bus, inability to support 12V system, inability to drive
Set condition
DCDC converter detected high voltage bus voltage profile anomoly during precharge
Clear condition
DCDC converter state machine clears faults
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 |
|---|---|
Dcdc Hv Bus V
PCS_
|
V |
Dcdc Lv Bus V
PCS_
|
V |
| Signal | Unit |
|---|---|
Faulted Substate
PCS_
|
— |
Check other alerts
With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of PCS_a082.