Complete DTC Reference

Hybrid Vehicle Diagnostic Trouble Codes (DTCs)Phoenix Expert Guide: What Each Code Means & Repair Costs

Hybrid battery codes can be confusing. This guide breaks down every common DTC code for Toyota Prius, Camry, and Lexus hybrids, what they really mean, how urgent they are, and Phoenix repair costs—straight from our certified mobile technicians.

Most Common Hybrid Battery DTC Codes

CodeDescriptionSeverityPhoenix FixLearn More
P0A80Replace Hybrid Battery PackCritical$800-1,000Details →
P0A7FBattery Pack Performance DeteriorationModerate$150 diagnosticDetails →
P3000Hybrid Battery Control SystemModerate$150 diagnosticDetails →
P0AA6Hybrid Battery Voltage System Isolation FaultModerate-High$150 diagnosticDetails →
P3006HV Battery Pack SOC UnequalModerate$800-1,000 replacementDetails →
P0A0FEngine/Generator PerformanceModerate$150 diagnosticDetails →
P3011-P3024Battery Block Voltage Weak/HighHigh$800-1,000 replacementDetails →
P0A7AGenerator/Inverter PerformanceHigh$150 diagnostic to $1,200 inverterDetails →

When to Worry About a DTC Code

Safe to Drive (Short Term)

  • • P0A7F alone (battery deterioration) — Schedule inspection within days
  • • P3000 (control system) — May be a sensor issue, not battery
  • • No dashboard warning lights beyond check engine
  • • Fuel economy still above 35 MPG

How to test your battery →

Stop Driving Immediately

  • • P0A80 (replace battery pack) — Critical failure
  • • Red triangle of death on dashboard
  • • Multiple codes (P0A80 + P3011-P3024)
  • • Loud cooling fan + 25-30 MPG

Book urgent replacement →

Confused About Your Code?

Try our free AI-powered DTC Explainer. Enter any code and get a detailed breakdown of what it means for your specific hybrid vehicle, including causes, symptoms, and recommended repairs in Phoenix.

We Diagnose ALL Hybrid Battery Codes On-Site

Phoenix mobile diagnostic service — we test every cell block, identify the root cause, and give honest recommendations for your Prius, Camry, or Lexus.

Schedule Mobile Diagnostic ($150)