Audio / Visual / Telematics

Ultrasonic Sensor(for Front)

~2min read
Components COMPONENTS ILLUSTRATION
ILLUSTRATION
Removal REMOVAL PROCEDURE

1. REMOVE UPPER RADIATOR SUPPORT SEAL


2. REMOVE FRONT BUMPER COVER


3. REMOVE NO. 2 ENGINE ROOM WIRE


4. REMOVE NO. 1 ULTRASONIC SENSOR

(a) Detach the 2 claws to remove the No. 1 ultrasonic sensor from the No. 2 ultrasonic sensor retainer.

HINT:

Use the same procedure as for the other side.

5. REMOVE ULTRASONIC SENSOR CLIP

(a) Using a screwdriver, detach the claw to remove the ultrasonic sensor clip from the No. 1 ultrasonic sensor as shown in the illustration.

Text in Illustration

*1

Protective Tape

HINT:

Tape the screwdriver tip before use.

6. REMOVE NO. 2 ULTRASONIC SENSOR RETAINER

(a) Detach the 3 claws to remove the No. 2 ultrasonic sensor retainer from the front bumper cover.

HINT:

Use the same procedure as for the other side.

Inspection INSPECTION PROCEDURE

1. INSPECT NO. 1 ULTRASONIC SENSOR

(a) Measure the resistance according to the value(s) in the table below.

Standard Resistance:

Tester Connection

Condition

Specified Condition

1 (E) - 2 (S)

Always

20 to 40 kΩ

Text in Illustration

*a

Component without harness connected:

(No. 1 Ultrasonic Sensor)

If the result is not as specified, replace the No. 1 ultrasonic sensor.

Installation INSTALLATION PROCEDURE

1. INSTALL NO. 2 ULTRASONIC SENSOR RETAINER

(a) Align the keyhole and protrusion as shown in the illustration.

Text in Illustration

*1

Keyhole

(b) Attach the 3 claws to install the No. 2 ultrasonic sensor retainer to the front bumper cover.

NOTICE:

Do not damage the front bumper cover with the protrusion when installing the No. 2 ultrasonic sensor retainer.

HINT:

Use the same procedure as for the other side.

2. INSTALL ULTRASONIC SENSOR CLIP

(a) Attach the claw to install the ultrasonic sensor clip to the No. 1 ultrasonic sensor.

3. INSTALL NO. 1 ULTRASONIC SENSOR

(a) Attach the 2 claws to install the No. 1 ultrasonic sensor to the No. 2 ultrasonic sensor retainer.

HINT:

Use the same procedure as for the other side.

4. INSTALL NO. 2 ENGINE ROOM WIRE


5. INSTALL FRONT BUMPER COVER


6. INSTALL UPPER RADIATOR SUPPORT SEAL

Test yourself

A quick Toyota 4Runner quiz: every answer comes with an explanation and a link to the manual page.