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:
Pre-collision seat belts (front seats of vehicles with pre-collision
system)
If the system determines that a collision is unavoidable, the front seat
belts will retract before the collision.
Emergency locking retractor (ELR)
The retractor will lock the belt during a sudden stop or on impact. It may
also
lock if you lean forward too quickly. A slow, easy motion wi ...
Disposal
HINT:
Use the same procedures for the RH side and LH side.
The procedures listed below are for the LH side.
When scrapping a vehicle equipped with the SRS or
disposing of the curtain shield airbag assembly, be sure to
deploy the airbag first in accordance with the proce ...
Customize parameters
HINT:
The following items can be customized.
NOTICE:
After confirming whether the items requested by the
customer are applicable or not for customization,
perform the customize operation.
Be sure to record the current settings before
customizing.
When troubleshootin ...
