PCS_a074 — Hv Bus Discharge Failure
Full alert identifier: PCS_a074_hvBusDischargeFailure
Alert description
PCS DCDC failed to discharge HV bus
Potential impact
Inability to perform vehicle precharge, CHAdeMO and GB DC compatibility may be impacted
Set condition
DCDC converter was unable to discharge HV bus when commanded to
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 |
Check other alerts
With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of PCS_a074.