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HVBATT_a249 — Acjb Cp Neutral Relay Welded

Full alert identifier: HVBATT_a249_AcjbCpNeutralRelayWelded

Alert description

The battery management system (BMS) has detected that the AC Junction Box (ACJB) Charge Port (CP) neutral relay has welded.

Potential impact

Outlets unavailable. DC charging unavailable.

Set condition

A welded ACJB charge port neutral relay is detected

Clear condition

The BMS no longer qualifies the relay as welded.

Signals to check

These diagnostic fields are associated with HVBATT_a249. Check the alert's Alert Log in Service Mode Plus for available values.

Signal Unit
Min Voltage To Disqualify Weld HVBATT_a249_minVoltageToDisqualifyWeld
4095
SNA
V
Voltage Across Contacts HVBATT_a249_voltageAcrossContacts
4095
SNA
V

Check other alerts

With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of HVBATT_a249.

Browse all HVBATT alert codes