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 MANUALSTOYOTA2010TACOMA BASE, 2D PICKUP, RWD, STANDARDREPAIR AND DIAGNOSISACCESSORIES & EQUIPMENTCOMMUNICATION DEVICESCAN COMMUNICATION SYSTEM (DIAGNOSTICS & CIRCUIT TESTS)
2010 Toyota Tacoma Base, 2D Pickup, RWD, Standard
Can Communication System (Diagnostics & Circuit Tests)
2010 Toyota Tacoma Base, 2D Pickup, RWD, StandardSECTION Can Communication System (Diagnostics & Circuit Tests)
- Can Communication System
- Precaution
- Parts Location
- System Diagram
- System Description
- How To Proceed With Troubleshooting
- Problem Symptoms Table
- Terminals Of Ecu
- Diagnosis System
- Fail-Safe Chart
- Circuit Tests
- Brake Actuator (Skid Control ECU) Communication Stop Mode
- Steering Angle Sensor Communication Stop Mode
- Yaw Rate Sensor Communication Stop Mode
- ECM Communication Stop Mode
- CAN Bus Line
- CAN Main Bus Line for Disconnection
- Short in CAN Bus Lines
- Short to B+ in CAN Bus Line
- Short to GND in CAN Bus Line
- Open in One Side of CAN Sub Bus Line
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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.