Toyota Sienna Service Manual: No. 1 Ultrasonic sensor
COMPONENTS
REMOVAL
1. REMOVE FRONT FENDER LINER LH
2. REMOVE FRONT FENDER LINER RH
3. REMOVE FRONT BUMPER COVER
4. REMOVE REAR BUMPER COVER (2)
5. REMOVE NO. 1 ULTRASONIC SENSOR RETAINER
- Remove the No. 1 ultrasonic sensor retainer as shown in the illustration
6. REMOVE NO. 1 ULTRASONIC SENSOR
- Disconnect the connector and remove the No. 1 ultrasonic sensor.
INSPECTION
1. INSPECT NO.1 ULTRASONIC SENSOR
- Measure the resistance according to the value(s) in the table below.
Standard resistance
If the result is not as specified, replace No.1 ultrasonic sensor
INSTALLATION
1. INSTALL NO. 1 ULTRASONIC SENSOR
- Connect the connector and install the No. 1 ultrasonic sensor.
2. INSTALL NO. 1 ULTRASONIC SENSOR RETAINER
- Install the No. 1 ultrasonic sensor retainer.
3. INSTALL REAR BUMPER COVER (3)
4. INSTALL FRONT BUMPER COVER
5. INSTALL FRONT FENDER LINER LH
6. INSTALL FRONT FENDER LINER RH
Clearance warning ECU
COMPONENTS
REMOVAL
1. REMOVE FRONT DOOR SCUFF PLATE LH
2. REMOVE COWL SIDE TRIM BOARD LH
3. REMOVE INSTRUMENT PANEL FINISH PANEL SUBASSEMBLY LOWER LH
4. REMOVE NO. 1 INSTRUMENT PANEL SAFETY PAD ...
No. 2 Ultrasonic sensor
COMPONENTS
REMOVAL
1. REMOVE REAR BUMPER COVER (2)
2. REMOVE NO. 1 ULTRASONIC SENSOR RETAINER
Remove the No. 1 ultrasonic sensor retainer as
shown in the illustration
3. REMO ...
Other materials:
For vehicles equipped with vehicle stability control (vsc) system
(a) Notices when using drum tester
Notices when using drum tester.
(1) When using a drum tester, be sure to start the
engine with the ignition switch OFF, and connect
SST to the terminals TS and CG of the DLC3
before the measurement in order to cancel the
VSC operation.
SST 09843-18040
...
AVC-LAN Circuit
DESCRIPTION
Each unit of the navigation system connected to the AVC-LAN (communication
bus) transfers the signal of
each switch by communication.
When a short to +B or short to ground occurs in this AVC-LAN, the navigation
system will not function
normally as the communication is discontin ...
Basic repair hint
(a) HINTS ON OPERATIONS
BASIC REPAIR HINT
1
Attire
• Always wear a clean uniform.
• Hat and safety shoes must be worn.
2
Vehicle protection
Prepare a grille cover, fender cover, seat cover and floor mat before
starting the
operation.
3
...
