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 MANUALSTOYOTA2025CAMRY LE, 2.5L ENG VIN AREPAIR AND DIAGNOSISGENERAL INFORMATIONDTC INDEXNETWORKING DTCSCAN COMMUNICATION SYSTEM
2025 Toyota Camry LE, 2.5L Eng VIN A
Can Communication System
2025 Toyota Camry LE, 2.5L Eng VIN ASECTION Can Communication System
CAN COMMUNICATION SYSTEM DIAGNOSTIC TROUBLE CODE (DTC) IDENTIFICATION
| DTC Code | Description |
|---|---|
| B1020-04 | Central Gateway ECU System Internal Failure |
| U0110-00 | Lost Communication with Drive Motor Control Module "A" |
| U0110-87 | Lost Communication with Drive Motor Control Module "A" Missing Message |
| U01BD-87 | Lost Communication with DC/DC Converter Control Module "C" Missing Message |
| U111A-87 | Lost Communication with ECM/PCM "A" (ch2) Missing Message |
| U1150-00 | Lost Communication with Hybrid Powertrain Control Module (ch2) |
| U1150-87 | Lost Communication with Hybrid Powertrain Control Module (ch2) Missing Message |
| U1150-87 | Lost Communication with Hybrid Powertrain Control Module (ch2) Missing Message |
| U1154-87 | Lost Communication with Drive Motor Control Module "A" (ch2) Missing Message |
| U1159-87 | Lost Communication with Electronic Brake Booster Control Module "A" (ch3) Missing Message |
| U1170-08 | Lost Communication with Brake System Control Module (ch2) Bus Signal / Message Failure |
| U1170-87 | Lost Communication with Brake System Control Module (ch2) Missing Message |
| U117B-87 | Lost Communication with Hybrid/EV Battery Energy Control Module "A" (ch2) Missing Message |
| U117D-87 | Lost Communication with Brake System Control Module (ch4) 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.