Lexus ES: Removal

Lexus ES (XZ10) Service Manual / Audio & Visual & Telematics / Park Assist / Monitoring / Ultrasonic Sensor (for Rear) / 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 ultrasonic sensor removal/installation are shown below.

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

Replaced Part or Performed Procedure	Necessary Procedure	Effect/Inoperative Function When Necessary Procedures are not Performed
1: w/ Hands Free Power Trunk Lid 2: When performing learning using the Techstream. Click here
Disconnect cable from negative auxiliary battery terminal*1	Perform steering sensor zero point calibration	Lane Control System
		Pre-collision System
		Parking Support Brake System*2
		Lighting System
	Memorize steering angle neutral point	Parking Assist Monitor System
	Memorize steering angle neutral point	Panoramic View Monitor System
	Initialize power trunk lid system	Power Trunk Lid System
Rear bumper assembly Ultrasonic sensor	Measure ultrasonic sensor detection angle Ultrasonic sensor detection angle registration	Parking Support Alert System Parking Support Brake System

NOTICE:

After the power switch is turned off, the radio receiver assembly records various types of memory and settings. As a result, after turning the power switch off, make sure to wait at least 85 seconds before disconnecting the cable from the negative (-) auxiliary battery terminal. (for Audio and Visual System)
After the power switch is turned off, the radio receiver assembly records various types of memory and settings. As a result, after turning the power switch off, make sure to wait at least 85 seconds before disconnecting the cable from the negative (-) auxiliary battery terminal. (for Navigation System)

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

Replaced Part or Performed Procedure	Necessary Procedure	Effect/Inoperative Function When Necessary Procedures are not Performed
1: w/ Hands Free Power Trunk Lid 2: When performing learning using the Techstream. Click here
Disconnect cable from negative battery terminal*1	Perform steering sensor zero point calibration	Lane Control System
		Pre-collision System
		Parking Support Brake System*2
		Lighting System
	Memorize steering angle neutral point	Parking Assist Monitor System
	Memorize steering angle neutral point	Panoramic View Monitor System
	Initialize power trunk lid system	Power Trunk Lid System
Rear bumper assembly Ultrasonic sensor	Measure ultrasonic sensor detection angle Ultrasonic sensor detection angle registration	Parking Support Alert System Parking Support Brake System

NOTICE:

After the engine switch is turned off, the radio receiver assembly records various types of memory and settings. As a result, after turning the engine switch off, make sure to wait at least 85 seconds before disconnecting the cable from the negative (-) battery terminal. (for Audio and Visual System)
After the engine switch is turned off, the radio receiver assembly records various types of memory and settings. As a result, after turning the engine switch off, make sure to wait at least 85 seconds before disconnecting the cable from the negative (-) battery terminal. (for Navigation System)

PROCEDURE

1. REMOVE REAR BUMPER ASSEMBLY

for Single Type: Click here

for Dual Type: Click here

2. REMOVE REAR CENTER ULTRASONIC SENSOR

HINT:

The illustration is for the LH side. Use the same procedure for the RH side and LH side.

(a) Disconnect the connector.

Remove in this Direction

(b) Disengage the 4 claws as shown in the illustration.

Remove in this Direction

3. REMOVE REAR CORNER ULTRASONIC SENSOR

HINT:

The illustration is for the LH side. The orientation for the RH side is the opposite of the LH side.

(a) Disconnect the connector.

Remove in this Direction

(b) Disengage the 4 claws as shown in the illustration.

Remove in this Direction

4. REMOVE ULTRASONIC SENSOR CLIP

HINT:

Perform this procedure only when replacement of the ultrasonic sensor clip is necessary.
Use the same procedure for all ultrasonic sensor clips.

(a) Disengage the clamp to remove the ultrasonic sensor clip from the wire.

5. REMOVE REAR CENTER ULTRASONIC SENSOR RETAINER

HINT:

Perform this procedure only when replacement of the rear center ultrasonic sensor retainer is necessary.
When removing the rear center ultrasonic sensor retainer, heat the rear bumper assembly and rear center ultrasonic sensor retainer using a heat light.
The illustration is for the LH side. Use the same procedure for the RH side and LH side.

(a) Heat the rear bumper assembly and rear center ultrasonic sensor retainer using a heat light at the specified temperature for 3 to 5 minutes.

Heating Temperature:

Item	Temperature
Rear Bumper Assembly	40 to 60°C (104 to 140°F)
Rear Center Ultrasonic Sensor Retainer	40 to 60°C (104 to 140°F)

CAUTION:

Do not touch the heat light and heated parts.
Touching the heat light may result in burns.
Touching heated parts for a long time may result in burns.

*a	Heated Part
*b	Heat Light

(b) Remove the rear center ultrasonic sensor retainer.

6. REMOVE REAR CORNER ULTRASONIC SENSOR RETAINER

HINT:

Perform this procedure only when replacement of the rear corner ultrasonic sensor retainer is necessary.
When removing the rear corner ultrasonic sensor retainer, heat the rear bumper assembly and rear corner ultrasonic sensor retainer using a heat light.
The illustration is for the LH side. Use the same procedure for the RH side and LH side.

(a) Heat the rear bumper assembly and rear corner ultrasonic sensor retainer using a heat light at the specified temperature for 3 to 5 minutes.

Heating Temperature:

Item	Temperature
Rear Bumper Assembly	40 to 60°C (104 to 140°F)
Rear Corner Ultrasonic Sensor Retainer	40 to 60°C (104 to 140°F)

CAUTION:

Do not touch the heat light and heated parts.
Touching the heat light may result in burns.
Touching heated parts for a long time may result in burns.

*a	Heated Part
*b	Heat Light

(b) Remove the rear corner ultrasonic sensor retainer.

7. REMOVE ULTRASONIC SENSOR CUSHION SET

HINT:

Only perform this procedure when removing and installing the ultrasonic sensor cushion set.

(a) Remove the ultrasonic sensor cushion set as shown in the illustration.

Remove in this Direction

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Lexus ES: Removal

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Telematics

Telematics System (for Gasoline Model)

Data List / Active Test

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