PCS_a012 — Chg Pfc I Band Tracer Fault

Full alert identifier: PCS_a012_chgPfcIBandTracerFault

Alert description

The onboard charger detects an input current value outside expected range, reducing AC charge rate or making AC charging unavailable. This alert frequently sets during grid transients that cause the input current to deviate from the expected range.

Potential impact

Reduced AC charge rate or inability to AC charge.

Set condition

The onboard charger detects an input current value outside expected range.

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
Battery V `PCS_a012_batteryV`	V
Llc Current `PCS_a012_llcCurrent`	A
Llc Frequency `PCS_a012_llcFrequency`	kHz
Out Of I Band Duration `PCS_a012_outOfIBandDuration`	us
Transient Retry Count `PCS_a012_transientRetryCount`	—

Signal	Unit
Ph State `PCS_a012_phState`	—

Check other alerts

With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of PCS_a012.