PCS_a053 — Chg Input V Drop High

Full alert identifier: PCS_a053_chgInputVDropHigh

Message shown in the car

Charge rate reduced - Unexpected voltage drop Remove extension cords / Have wiring inspected

Alert description

The onboard charger detects a large voltage drop over time compared to initial voltage when charging commenced. AC charge rate is reduced. This alert is frequently associated with the condition of wiring or electrical power grids external to the vehicle.

Potential impact

Reduced AC charge rate.

Set condition

The onboard charger detects greater than 12% input voltage drop compared to initial voltage when charging commenced.

Clear condition

The onboard charger detects that input voltage is again within 12% of initial voltage when charging commenced.

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
Ac Charge Current Limit `PCS_a053_acChargeCurrentLimit`	A
Input Irms `PCS_a053_inputIrms`	A
Input Vrms `PCS_a053_inputVrms`	V
Starting Input Vrms `PCS_a053_startingInputVrms`	V

Signal	Unit
Phase Config `PCS_a053_phaseConfig`	—

Check other alerts

With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of PCS_a053.