Precharge voltage mismatch

Cross-brand / Protocol · Cables & connectors

Verified 2025-07-143 field confirmsSeverity: medium ~60 min

Safety

Qualified EVSE personnel only. Follow site LOTO and OEM HV / arc-flash boundaries. Not a substitute for OEM service manuals or AHJ requirements.

Full procedure requires solo+

Symptom teaser: Precharge voltage mismatch on protocol: CSMS StatusNotification + connector LEDs shows CCS-H04. Techs see session abort or stall Unavailable until the ranked ca…

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