Last Modified: 04-05-2023 |
6.11:8.1.0 |
Doc ID: RM1000000018A01 |
Model Year Start: 2018 |
Model: Sienna |
Prod Date Range: [11/2017 -
] |
Title: BRAKE CONTROL / DYNAMIC CONTROL SYSTEMS: STEERING ANGLE SENSOR: REMOVAL; 2018 - 2020 MY Sienna [11/2017 - ] |
REMOVAL
CAUTION / NOTICE / HINT
CAUTION:
Some of these service operations affect the SRS airbag system. Read the precautionary notices concerning the SRS airbag system before servicing.
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NOTICE:
Do not remove the steering angle sensor from the spiral cable.
PROCEDURE
1. POSITION FRONT WHEELS FACING STRAIGHT AHEAD
2. PRECAUTION
NOTICE:
After turning the ignition switch off, waiting time may be required before disconnecting the cable from the negative (-) battery terminal. Therefore, make sure to read the disconnecting the cable from the negative (-) battery terminal notices before proceeding with work.
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3. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL
CAUTION:
Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to disable the SRS system.
NOTICE:
When disconnecting the cable, some systems need to be initialized after the cable is reconnected.
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4. REMOVE LOWER NO. 3 STEERING WHEEL COVER
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5. REMOVE LOWER NO. 2 STEERING WHEEL COVER
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6. REMOVE STEERING PAD
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7. REMOVE STEERING WHEEL ASSEMBLY
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8. REMOVE LOWER STEERING COLUMN COVER
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9. REMOVE UPPER STEERING COLUMN COVER
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10. REMOVE SPIRAL WITH SENSOR CABLE SUB-ASSEMBLY
(a) Disconnect the horn connector.
Text in Illustration
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(b) Slide the slider and disengage the airbag connector.
(c) Disconnect the steering angle sensor connector.
(d) Disengage the 3 claws and remove the spiral with sensor cable sub-assembly.
CAUTION:
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Do not replace the spiral with sensor cable sub-assembly when the ignition switch is ON and the battery cable is connected.
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Do not rotate the spiral with sensor cable sub-assembly when the ignition switch is ON and the battery cable is connected.
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Make sure the steering wheel is installed and centered before rotating the steering angle sensor when performing steering angle sensor operation inspections (inspecting for abnormal noise, diagnosis inspections, etc.).
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Do not remove the steering angle sensor from the spiral cable.
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If there is a malfunction in the steering angle sensor, replace the spiral with sensor cable sub-assembly.
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