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2025 FORD F-150
3.5L V6 PowerBoost Hybrid•4WD•AUTOMATIC•hybrid•turbo
12 active safety recalls on this vehicle — view recalls
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Repairs0Labor505Torque148Fluid10DTC1896Battery1Maintenance0Recalls12
P3283moderate severityPowertrain

HV Wiring Harness Temperature Sensor Fault

on 2025 Ford F-150 3.5L V6 PowerBoost Hybrid · 4WD

What this code means

A temperature sensor embedded in the HV wiring harness to monitor cable temperature has malfunctioned.

Symptoms

  • HV system may derate
  • Cable temperature monitoring lost
  • Warning message about HV system
  • Potential for undetected cable overheat
  • Power may be limited as precaution

Common causes

  • Temperature sensor failure
  • Sensor wiring break
  • Connector corrosion
  • Sensor shorted by moisture
  • Harness damage near sensor

Diagnostic steps

  1. Read HV cable temperature sensor data
  2. Test sensor resistance
  3. Inspect HV harness near sensor location
  4. Check sensor connector for moisture
  5. Compare with adjacent temperature readings

Repair notes

Replace HV cable temperature sensor. Inspect HV harness for any heat damage in the sensor area.

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