Toyota Sienna Service Manual: Terminals of ECU
1. JUNCTION CONNECTOR
- Junction connector
with VSC
HINT: *1: with Dynamic laser cruise control
without VSC
- CAN junction connector (with VSC)
with VSC
- The connection diagram of the components which are connected to the CAN junction connector.
2. DLC3
- Measure the resistance according to the value(s) in the table below.
Standard resistance
3. ECM
- Disconnect the connector from the ECM.
- Measure the resistance according to the value(s) in the table below
Standard resistance
4. NETWORK GATEWAY ECU
- Disconnect the connector from the netwark gateway ECU.
- Measure the resistance according to the value(s) in the table below
Standard resistance
5. SKID CONTROL ECU WITH ACTUATOR
- Disconnect the connector from the skid control ECU with actuator.
- Measure the resistance according to the value(s) in the table below
Standard resistance
6. STEERING ANGLE SENSOR
- Disconnect the connector from the steering angle sensor.
- Measure the resistance according to the value(s) in the table below.
Standard resistance
7. YAW RATE SENSOR
- Disconnect the connector from the yaw rate sensor.
- Measure the resistance according to the value(s) in the table below.
Standard resistance
8. DISTANCE CONTROL ECU
- Disconnect the connector from the distance control ECU.
- Measure the resistance according to the value(s) in the table below.
Standard resistance
Problem symptoms table
RESULT LIST OF CHECK CAN BUS LINE
Symptom
Suspected Area
All ECUs and sensors connected to the CAN
communication system are not displayed on intelligent
tester
CAN ...
Diagnosis system
1. BUS CHECK
Select "BUS CHECK" from the "OBD/MOBD
MENU" screen.
HINT:
The ECUs and sensors that are properly connected
to the CAN communication system can be displaye ...
Other materials:
Back Sonar Sensor RH Circuit
DESCRIPTION
An ultrasonic sensor consists of a sensor portion that transmits and receives
ultrasonic waves and a preamplifier
that amplifies them. The ultrasonic sensor outputs the ultrasonic waves and
sends the received
signals to the clearance warning ECU.
WIRING DIAGRAM
INSPECTION PR ...
Cup holders
Front
Press in and release the front cup
holder.
Console box type A
(if equipped)
Console box type B
(if equipped)
Pull the lid down.
Console box type C
(if equipped)
Second seat (if equipped)
Removing the second center seat.
Rear
...
Reassembly
1. INSTALL SEAT POSITION AIRBAG SENSOR (for Driver Seat)
2. INSTALL LUMBAR SUPPORT ADJUSTER
ASSEMBLY LH
Install the seat side table leg cover.
3. INSTALL FRONT SEAT CUSHION SHIELD LOWER LH
Install the front seat cushion shield lower LH with
the screw.
4. INSTALL FRONT SEAT CU ...
