Toyota Yaris: Spiral Cable / Removal

Toyota Yaris XP210 (2020-2024) Reapir and Service Manual / Vehicle Interior / Supplemental Restraint Systems / Spiral Cable / Removal

REMOVAL

CAUTION / NOTICE / HINT

The necessary procedures (adjustment, calibration, initialization or registration) that must be performed after parts are removed, installed or replaced during the spiral cable with sensor sub-assembly removal/installation are shown below.

CAUTION:

Be sure to read precaution thoroughly before servicing.

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NOTICE:

After turning the ignition switch off, waiting time may be required before disconnecting the cable from the negative (-) auxiliary battery terminal.

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HINT:

When the cable is disconnected / reconnected to the auxiliary battery terminal, systems temporarily stop operating. However, each system has a function that completes learning the first time the system is used.

  • Learning completes when vehicle is driven

    Effect/Inoperative Function When Necessary Procedures are not Performed

    Necessary Procedures

    Link

    Lane tracing assist system

    Drive the vehicle straight ahead at 35 km/h (22 mph) or more for 5 seconds or more.

    Pre-collision system

    Parking support brake system

    Stop and start system

    Drive the vehicle until stop and start control is permitted (approximately 5 to 60 minutes)

  • Learning completes when vehicle is operated normally

    Effect/Inoperative Function When Necessary Procedures are not Performed

    Necessary Procedures

    Link

    Power door lock control system

    • Back door opener

    Perform door unlock operation with door control switch or electrical key transmitter sub-assembly switch.

    Air conditioning system

    After the ignition switch is turned to ON, the servo motor standard position is recognized.

    -

PROCEDURE

1. REMOVE HORN BUTTON ASSEMBLY

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2. REMOVE STEERING WHEEL ASSEMBLY

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3. INSPECT SPIRAL CABLE WITH SENSOR SUB-ASSEMBLY

(a) Check that the front wheels are facing straight ahead.

(b) Check that the spiral cable with sensor sub-assembly is center position.

OK:

The connector is at the top.

The colored roller or the top of the flat cable U-turn can be checked from the check window.

*A

w/ Heated Steering Wheel System

*B

w/o Heated Steering Wheel System

*a

Check Window

*b

Top of Flat Cable U-turn

NOTICE:

If the result is not as specified, it is possible that the spiral cable sub-assembly is broken. Replace the spiral cable sub-assembly with a new one.

4. REMOVE LOWER STEERING COLUMN COVER

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5. REMOVE UPPER STEERING COLUMN COVER

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6. REMOVE SPIRAL CABLE WITH SENSOR SUB-ASSEMBLY

NOTICE:

  • Do not replace the spiral cable with sensor sub-assembly with the battery connected and the ignition switch on (IG).
  • Do not rotate the spiral cable with sensor sub-assembly with the battery connected and the ignition switch on (IG).
  • When rotating the spiral cable with sensor sub-assembly to check the operation of the spiral cable with sensor sub-assembly (checking for abnormal noise, checking the Data List, etc.), make sure to perform the inspection with the steering wheel assembly installed.

(a) Disconnect each connector.

NOTICE:

When disconnecting any airbag connector, take care not to damage the airbag wire harness.

HINT:

Refer to How to Connect or Disconnect Airbag Connector: Click here

(b) Disengage the claw and clips to remove the spiral cable with sensor sub-assembly.

7. REMOVE STEERING SENSOR

NOTICE:

  • Remove the steering sensor from the spiral cable sub-assembly only when replacing the spiral cable sub-assembly.
  • Removing the steering sensor from the spiral cable sub-assembly without using a lock pin may result in a misaligned center position of the steering sensor. Therefore, make sure to use the lock pin provided with a new spiral cable when removing the steering sensor from the spiral cable sub-assembly.

(a) Install the lock pin to the steering sensor.

NOTICE:

  • Use the lock pin provided with a new spiral cable.
  • Do not remove the lock pin before the spiral cable is installed to the steering sensor.

(b) Disengage the claws and guides to remove the steering sensor from the spiral cable sub-assembly.

*a

Lock Pin

*b

Guide

    Components

    C..

    Inspection

    INSPECTION PROCEDURE 1. INSPECT SPIRAL CABLE SUB-ASSEMBLY NOTICE: Do not remove the steering sensor from the spiral cable sub-assembly when inspecting the spiral cable sub-assembly...

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