Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSTOYOTA2007HIGHLANDER HYBRID, FWDREPAIR AND DIAGNOSIS (SINGLE PAGE)QUICK LOOKUPSDTC INDEXHYBRID BATTERY CONTROL DTCS
2007 Toyota Highlander Hybrid, FWD
Hybrid Battery Control DTCS
2007 Toyota Highlander Hybrid, FWDSECTION Hybrid Battery Control DTCS
HYBRID BATTERY CONTROL DIAGNOSTIC TROUBLE CODE (DTC) IDENTIFICATION
| DTC | Description |
|---|---|
| P0A1F | Battery Energy Control Module |
| P0A7F | Hybrid Battery Pack Deterioration |
| P0A80 | Replace Hybrid Battery Pack |
| P0A82 | Hybrid Battery Pack Cooling Fan 1 Performance or Stuck OFF |
| P0A84 | Hybrid Battery Pack Cooling Fan 1 Control Circuit Low |
| P0A85 | Hybrid Battery Pack Cooling Fan 1 Control Circuit High |
| P0A95 | High Voltage Fuse |
| P0A97 | Hybrid Battery Pack Cooling Fan 2 Performance or Stuck OFF |
| P0A99 | Hybrid Battery Pack Cooling Fan 2 Control Circuit Low |
| P0A9A | Hybrid Battery Pack Cooling Fan 2 Control Circuit High |
| P0A9C | Hybrid Battery Temperature Sensor "A" |
| P0A9D | Hybrid Battery Temperature Sensor "A" Circuit Low |
| P0A9E | Hybrid Battery Temperature Sensor "A" Circuit High |
| P0ABF | Hybrid Battery Pack Current Sensor Circuit |
| P0AC0 | Hybrid Battery Pack Current Sensor Circuit Range/ Performance |
| P0AC1 | Hybrid Battery Pack Current Sensor Circuit Low |
| P0AC2 | Hybrid Battery Pack Current Sensor Circuit High |
| P0AC5 | Hybrid Battery Temperature Sensor "B" Circuit |
| P0AC7 | Hybrid Battery Temperature Sensor "B" Circuit Low |
| P0AC8 | Hybrid Battery Temperature Sensor "B" Circuit High |
| P0ACA | Hybrid Battery Temperature Sensor "C" |
| P0ACC | Hybrid Battery Temperature Sensor "C" Circuit Low |
| P0ACD | Hybrid Battery Temperature Sensor "C" Circuit High |
| P0AD0 | Hybrid Battery Pack Cooling Fan 3 Performance or Stuck OFF |
| P0AD2 | Hybrid Battery Pack Cooling Fan 3 Control Circuit Low |
| P0AD3 | Hybrid Battery Pack Cooling Fan 3 Control Circuit High |
| P0AF8 | Hybrid Battery System Voltage |
| P3011 | Battery Block 1 Becomes Weak |
| P3012 | Battery Block 2 Becomes Weak |
| P3013 | Battery Block 3 Becomes Weak |
| P3014 | Battery Block 4 Becomes Weak |
| P3015 | Battery Block 5 Becomes Weak |
| P3016 | Battery Block 6 Becomes Weak |
| P3017 | Battery Block 7 Becomes Weak |
| P3018 | Battery Block 8 Becomes Weak |
| P3019 | Battery Block 9 Becomes Weak |
| P3020 | Battery Block 10 Becomes Weak |
| P3021 | Battery Block 11 Becomes Weak |
| P3022 | Battery Block 12 Becomes Weak |
| P3023 | Battery Block 13 Becomes Weak |
| P3024 | Battery Block 14 Becomes Weak |
| P3025 | Battery Block 15 Becomes Weak |
| P3030 | Battery Voltage Detected Line Snapped |
| P3105 | Battery Smart Unit Communication Circuit Malfunction |
RENDER: 1.0x
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.