PCS_a051 — Chg Int Bus Uv

Full alert identifier: PCS_a051_chgIntBusUv

Alert description

The onboard charger fails to keep the intermediate bus, an internal component involved in AC/DC conversion, at the required voltage. AC charge rate will be reduced, or AC charging may be unavailable.

Potential impact

Reduced AC charge rate or inability to AC charge.

Set condition

The onboard charger intermediate bus voltage is below minimum required voltage threshold.

Clear condition

The onboard charger will restart the affected converter(s) automatically until the maximum number of retry attempts has been reached.

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
Int Bus Static Ripple `PCS_a051_intBusStaticRipple`	V
Int Bus V `PCS_a051_intBusV`	V
Int Bus V Target `PCS_a051_intBusVTarget`	V
Llc Current `PCS_a051_llcCurrent`	A
Pfc Current Rms `PCS_a051_pfcCurrentRms`	A

Signal	Unit
Ph State `PCS_a051_phState` 0 INIT 1 IDLE 2 PRECHARGE 3 ENABLE 4 FAULT 5 CLEAR FAULTS 6 SHUTTING DOWN	—

Check other alerts

With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of PCS_a051.