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 MANUALSTOYOTA2025PRIUS PLUG-IN HYBRID XSE PREMIUMREPAIR AND DIAGNOSIS (SINGLE PAGE)GENERAL INFORMATIONDTC INDEXDTC INDEX (3 OF 3)SUPPLEMENTAL RESTRAINT SYSTEMS DTCSOCCUPANT CLASSIFICATION SYSTEM
2025 Toyota Prius Plug-In Hybrid XSE Premium
Occupant Classification System
2025 Toyota Prius Plug-In Hybrid XSE PremiumSECTION Occupant Classification System
OCCUPANT CLASSIFICATION SYSTEM DIAGNOSTIC TROUBLE CODE (DTC) IDENTIFICATION
| DTC Code | Description |
|---|---|
| B00C0-28 | Passenger Seat Occupant Classification Sensor "A" Signal Bias Level Out of Range / Zero Adjustment Failure |
| B00C0-86 | Passenger Seat Occupant Classification Sensor "A" Signal (some circuit quantity, reported via serial data) Invalid |
| B00C0-87 | Passenger Seat Occupant Classification Sensor "A" Missing Message |
| B00C0-96 | Passenger Seat Occupant Classification Sensor "A" Component Internal Failure |
| B00C2-28 | Passenger Seat Occupant Classification Sensor "C" Signal Bias Level Out of Range / Zero Adjustment Failure |
| B00C2-86 | Passenger Seat Occupant Classification Sensor "C" Signal (some circuit quantity, reported via serial data) Invalid |
| B00C2-87 | Passenger Seat Occupant Classification Sensor "C" Missing Message |
| B00C2-96 | Passenger Seat Occupant Classification Sensor "C" Component Internal Failure |
| B1793-12 | Load Sensor for Occupant Detection System Circuit Short to Battery |
| B1793-16 | Load Sensor for Occupant Detection System Circuit Voltage Below Threshold |
| B1793-17 | Load Sensor for Occupant Detection System Circuit Voltage Above Threshold |
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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.