CP_a046 — Lost Comms EVSE

Full alert identifier: CP_a046_lostCommsEVSE

Message shown in the car

Charging equipment communication lost Check power source and charging equipment

Alert description

Vehicle unexpectedly lost digital communications with offboard charging equipment. Charging may be interrupted.

Potential impact

Charging may be interrupted unexpectedly.

Set condition

Any message required to control a charge session via digital communications goes missing unexpectedly.

Clear condition

The charge port (CP) detects a valid line charge pilot signal, the charge cable is unplugged, or the charge port attempts to re-establish digital communications.

Signals to check

These diagnostic fields are associated with CP_a046. Check the alert's Payload in Service Mode Plus for available values.

Signal	Unit
CC Chg Status Flag `CP_a046_CC_chgStatus_flag`	—
FC Limits High Power Flag `CP_a046_FC_limitsHighPower_flag`	—
FC Limits Flag `CP_a046_FC_limits_flag`	—
FC Max Limits High Power `CP_a046_FC_maxLimitsHighPower`	—
FC Max Limits Flag `CP_a046_FC_maxLimits_flag`	—
FC Status High Power Flag `CP_a046_FC_statusHighPower_flag`	—
FC Status Flag `CP_a046_FC_status_flag`	—

Check other alerts

With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of CP_a046.