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 44VEHICLE STABILITY CONTROL SYSTEMOPEN OR SHORT IN DECELERATION SENSOR CIRCUIT
2006 Toyota Sienna FWD V6-3.3L (3MZ-FE)
Open or Short In Deceleration Sensor Circuit
2006 Toyota Sienna FWD V6-3.3L (3MZ-FE)SECTION Open or Short In Deceleration Sensor Circuit
DTC C1244/44 Open or Short in Deceleration Sensor Circuit
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.