CC-ID-607moderate severityPowertrain
High Voltage Battery Regeneration Required
on 2021 BMW i3 Range Extender · RWD
What this code means
The high voltage battery requires a regeneration or conditioning cycle. Raised by the EV battery management system.
Symptoms
- Regeneration prompt message
- Reduced battery performance
- Charging behavior change
Common causes
- Battery cell balancing needed
- Extended period without full charge
- BMS calibration required
- Battery conditioning due
Diagnostic steps
- Perform full charge cycle
- Allow battery balancing to complete
- Scan EV BMS for status
- Review battery health report
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Other Powertrain codes on this vehicle
29CC
Misfire Cylinder 1
29CD
Misfire Cylinder 2
29CE
Misfire Cylinder 3
29CF
Misfire Cylinder 4
29D0
Misfire Cylinder 5
29D1
Misfire Cylinder 6
29D2
Misfire Cylinder 7
29E0
Lambda Additive/Idle Adaptation Limit, Bank 1
29E1
Lambda Additive/Idle Adaptation Limit, Bank 2
29E2
Lambda Multiplicative Part-Load Adaptation Limit, Bank 1