P3207critical severityPowertrain
HV Battery Pack Capacity Degradation Severe
on 2025 Ford F-150 3.5L V6 PowerBoost Hybrid · 4WD
What this code means
The BMS has determined that the HV battery pack capacity has degraded to a level significantly below the original specification.
Symptoms
- Greatly reduced electric range
- Battery SOC swings rapidly
- Frequent transitions to ICE (hybrid)
- Range anxiety warnings frequent
- Battery health indicator very low
- Charge completes much faster than normal
Common causes
- Natural cell aging
- Extreme temperature exposure history
- Frequent DC fast charging
- Deep discharge cycles
- Manufacturing batch variability
Diagnostic steps
- Read battery state of health percentage
- Review battery capacity test results
- Check degradation rate trend data
- Compare actual range to spec
- Review charging and usage history
Repair notes
Battery pack replacement is the only remedy for severe capacity degradation. Check if battery is within warranty coverage.
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P0005
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P0008
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P0010
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