CP_a046 — Lost Comms EVSE

Full alert identifier: CP_a046_lostCommsEVSE

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 Alert Log 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.