Last Modified: 04-05-2023 6.11:8.1.0 Doc ID: RM100000000VJOY
Model Year Start: 2016 Model: Sienna Prod Date Range: [12/2015 -           ]
Title: SUPPLEMENTAL RESTRAINT SYSTEMS: SPIRAL CABLE: REMOVAL; 2016 - 2020 MY Sienna [12/2015 -        ]

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 (See page 2016 - 2020 MY Sienna [12/2015 -        ]; SUPPLEMENTAL RESTRAINT SYSTEMS: AIRBAG SYSTEM: PRECAUTION ).

PROCEDURE

1. POSITION FRONT WHEELS FACING STRAIGHT AHEAD

2. 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 (See page 2016 MY Sienna [12/2015 - 08/2016]; INTRODUCTION: REPAIR INSTRUCTION: INITIALIZATION 2017 MY Sienna [08/2016 - 11/2017]; INTRODUCTION: REPAIR INSTRUCTION: INITIALIZATION 2018 - 2020 MY Sienna [11/2017 -        ]; INTRODUCTION: REPAIR INSTRUCTION: INITIALIZATION ).

3. REMOVE STEERING WHEEL ASSEMBLY

(See page 2016 - 2020 MY Sienna [12/2015 -        ]; STEERING COLUMN: STEERING WHEEL: REMOVAL )

4. REMOVE LOWER STEERING COLUMN COVER

2016 - 2020 MY Sienna [12/2015 -        ]; STEERING COLUMN: STEERING COLUMN ASSEMBLY: REMOVAL+

5. REMOVE UPPER STEERING COLUMN COVER

2016 - 2020 MY Sienna [12/2015 -        ]; STEERING COLUMN: STEERING COLUMN ASSEMBLY: REMOVAL+

6. REMOVE SPIRAL WITH SENSOR CABLE SUB-ASSEMBLY

Text in Illustration

*1

Slider

(a) Disconnect the connector.

(b) Slide the slider and disconnect the airbag connector.

(c) Disconnect the steering angle sensor connector.

(d) w/ Steering Heater:

(1) Disconnect the steering heater connector.

(e) Disengage the 3 claws to remove the spiral with sensor cable sub-assembly.

CAUTION:

  • Do not replace the spiral with sensor cable sub-assembly when the ignition switch is ON and the battery cable is connected.
  • Do not rotate the spiral with sensor cable sub-assembly when the ignition switch is ON and the battery cable is connected.
  • 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.).
  • Do not remove the steering angle sensor from the spiral with sensor cable sub-assembly.
  • If there is a malfunction in the steering angle sensor, replace the spiral with sensor cable sub-assembly.