Power module map incorrect after expansion

Cross-brand / Protocol · DC Fast Chargers

Verified 2025-05-202 field confirmsSeverity: medium ~45 min

Safety

Qualified personnel only. Follow site LOTO, OEM HV procedures, and arc-flash boundaries. Not a substitute for OEM manuals.

Full procedure requires solo+

Symptom teaser: Power module map incorrect after expansion: charger or site equipment presents this pattern under load or on session start. Techs report intermittent recurrence…

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