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 MANUALSTOYOTA2006SIENNA FWD V6-3.3L (3MZ-FE)REPAIR AND DIAGNOSISA L L DIAGNOSTIC TROUBLE CODES ( DTC )TESTING AND INSPECTIONMANUFACTURER CODE CHARTSDTC 45VEHICLE STABILITY CONTROL SYSTEM
2006 Toyota Sienna FWD V6-3.3L (3MZ-FE)
Vehicle Stability Control System
2006 Toyota Sienna FWD V6-3.3L (3MZ-FE)SECTION Vehicle Stability Control System
DTC C1245/45 Acceleration Sensor Output Malfunction
DESCRIPTION
The yaw rate sensor and deceleration sensor signal is sent to the skid control ECU through the CAN communication system. When there is a malfunction in the communication, it will be detected by the diagnosis function.
INSPECTION PROCEDURE
HINT:
- When U0121/94, U0123/62, U0124/95 or U0126/63 are output accompanied with C0120/36 or C1336/ 39, inspect and repair the trouble areas indicated by U0121/94, U0123/62, U0124/95 or U0126/63 first.
DESCRIPTION
DTC Detection Condition:
The yaw rate sensor and deceleration sensor signal is sent to the skid control ECU through the CAN communication system. When there is a malfunction in the communication, it will be detected by the diagnosis function.
Wiring Diagram:
Step 1:
Step 1(contd.)-3:
INSPECTION PROCEDURE
HINT:
- When U0121/94, U0123/62, U0124/95 or U0126/63 are output accompanied with C0120/36 or C1336/ 39, inspect and repair the trouble areas indicated by U0121/94, U0123/62, U0124/95 or U0126/63 first.
RENDER: 1.0x
NO RELATED
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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.