Toyota Avalon (XX50): Steering Angle Sensor

Toyota Avalon (XX50) 2019-2022 Service & Repair Manual / Brake / Brake Control / Dynamic Control Systems / Steering Angle Sensor

Components

COMPONENTS

ILLUSTRATION

*A	w/o Heated Steering Wheel System	*B	w/ Heated Steering Wheel System
*1	STEERING SENSOR	*2	SPIRAL CABLE SUB-ASSEMBLY

Installation

INSTALLATION

CAUTION / NOTICE / HINT

NOTICE:

A lock pin is installed to a new steering sensor. Do not remove the lock pin before the steering sensor is installed to the spiral cable sub-assembly.

PROCEDURE

1. INSPECT SPIRAL CABLE SUB-ASSEMBLY

Click here

2. INSTALL STEERING SENSOR

(a) Align the 2 pins and 2 guides, and engage the 6 claws to install the steering sensor to the spiral cable sub-assembly.

NOTICE:

Do not remove the lock pin before the steering sensor is installed to the spiral cable sub-assembly.
Do not damage the pins of the spiral cable sub-assembly and guides of the steering sensor.
The spiral cable sub-assembly can be rotated up to 30° even when the interlock is engaged. Therefore, make sure that both guides are aligned properly when installing the steering sensor to the spiral cable sub-assembly.

*a	Guide
*b	Pin
*c	Lock Pin

(b) Remove the lock pin from the steering sensor.

3. INSTALL SPIRAL CABLE WITH SENSOR SUB-ASSEMBLY

Click here

Removal

REMOVAL

CAUTION / NOTICE / HINT

The necessary procedures (adjustment, calibration, initialization or registration) that must be performed after parts are removed and installed, or replaced during steering sensor removal/installation are shown below.

Necessary Procedures After Parts Removed/Installed/Replaced (for HV Model:)

Replaced Part or Performed Procedure	Necessary Procedure	Effect/Inoperative Function when Necessary Procedure not Performed	Link
*: When performing learning using the Techstream. Click here
Auxiliary battery terminal is disconnected/reconnected	Perform steering sensor zero point calibration	Lane departure alert system (w/ Steering Control)
		Pre-collision system
		Intelligent Clearance Sonar System*
		Lighting System (for HV Model with Cornering Light)
	Memorize steering angle neutral point	Parking assist monitor system
	Memorize steering angle neutral point	Panoramic View Monitor System
Replacement of steering sensor	Steering angle zero point learning (Initialize intelligent clearance sonar system)	Intelligent Clearance Sonar System Intuitive Parking Assist System
	Steering angle zero point learning (Initialize parking assist monitor system) Steering angle setting	Parking Assist Monitor System	for Initialization: for Calibration:
	Steering angle zero point learning (Initialize panoramic view monitor system)	Panoramic View Monitor System	for Initialization: for Calibration:

Necessary Procedures After Parts Removed/Installed/Replaced (for Gasoline Model:)

Replaced Part or Performed Procedure	Necessary Procedure	Effect/Inoperative Function when Necessary Procedure not Performed	Link
*: When performing learning using the Techstream. Click here
Battery terminal is disconnected/reconnected	Perform steering sensor zero point calibration	Lane departure alert system (w/ Steering Control)
		Pre-collision system
		Intelligent Clearance Sonar System*
		Lighting System (for Gasoline Model with Cornering Light)
	Memorize steering angle neutral point	Parking assist monitor system
	Memorize steering angle neutral point	Panoramic View Monitor System
Replacement of steering sensor	Steering angle zero point learning (Initialize intelligent clearance sonar system)	Intelligent Clearance Sonar System Intuitive Parking Assist System
	Steering angle zero point learning (Initialize parking assist monitor system) Steering angle setting	Parking Assist Monitor System	for Initialization: for Calibration:
	Steering angle zero point learning (Initialize panoramic view monitor system)	Panoramic View Monitor System	for Initialization: for Calibration:

PROCEDURE

1. REMOVE SPIRAL CABLE WITH SENSOR SUB-ASSEMBLY

Click here

2. REMOVE STEERING SENSOR

(a) Disengage the 6 claws and 2 pins, and remove the steering sensor from the spiral cable sub-assembly.

NOTICE:

Do not damage the claws and pins of the spiral cable sub-assembly.

Rear Speed Sensor

Vsc Off Switch

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