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)QUICK LOOKUPSDTC INDEXDTC INDEX (3 OF 3)NETWORKING DTCSLIN COMMUNICATION SYSTEM
2025 Toyota Prius Plug-In Hybrid XSE Premium
Lin Communication System
2025 Toyota Prius Plug-In Hybrid XSE PremiumSECTION Lin Communication System
LIN COMMUNICATION SYSTEM DIAGNOSTIC TROUBLE CODE (DTC) IDENTIFICATION
| DTC Code | Description |
|---|---|
| B1206-87 | P/W Master SW System Missing Message |
| B2287-87 | LIN Communication Missing Message |
| B2321-87 | D-Door P/W System Missing Message |
| B2322-87 | P-Door P/W System Missing Message |
| B2323-87 | RR-Door P/W System Missing Message |
| B2324-87 | RL-Door P/W System Missing Message |
| B2325-88 | Door LIN Bus off |
| B276C-88 | Alarm / Wiper LIN Bus off |
| B2785-88 | Communication between ECUs connected by LIN Bus off |
| B2789-87 | ID-BOX Missing Message |
| B278C-87 | Power Source Control System Missing Message |
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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.