Toyota Sienna Service Manual: Data list / active test
1. READ DATA LIST
HINT: Using the intelligent tester's DATA LIST allows switch, actuator and other item values to be read without removing any parts. Reading the DATA LIST early in troubleshooting is one way to save time.
- Connect the intelligent tester with CAN VIM to the DLC3.
- Turn the ignition switch ON.
- Read the DATA LIST.
BODY:
2. PERFORM ACTIVE TEST
HINT: Performing the intelligent tester's ACTIVE TEST allows relay, VSV, actuator, and other items to be operated without removing any parts. Performing the ACTIVE TEST early in troubleshooting is one way to save time.
The DATA LIST can be displayed during the ACTIVE TEST.
- Connect the intelligent tester with CAN VIM to the DLC3.
- Turn the ignition switch ON.
- Perform the ACTIVE TEST.
BODY:
- All Doors cannot be Locked / Unlocked at Once
- Key Lock-in Prevention Function does not Work Properly (Manual Operation and Operation Interlocked with Key are Active)
- Only Back Door cannot be Opened
Diagnosis system
1. CHECK DLC3
The vehicle's ECU uses ISO 15765-4 for
communication protocol. The terminal arrangement
of the DLC3 complies with SAE J1962 and matches
the ISO 15765-4 format.
...
All Doors cannot be Locked / Unlocked at Once
DESCRIPTION
The body ECU receives a switch signal from the master switch, the door
control switch, the driver door
key cylinder and the passenger door key cylinder and then drives the door lock
...
Other materials:
No. 1 Clearance Warning Buzzer Circuit
DESCRIPTION
The clearance warning ECU receives the ultrasonic sensor signal to sound the
front warning buzzer.
WIRING DIAGRAM
INSPECTION PROCEDURE
1 INSPECT FRONT BUZZER
Remove the clearance warning ECU with front buzzer.
Apply the battery voltage to the terminals 1 and 2 o ...
Removal
1. REMOVE REAR DOOR WINDOW FRAME MOULDING
Remove the screw.
Using a heat light, heat the rear door window frame
moulding between 40 to 60 C (104 to 140 F).
NOTICE:
Do not heat the rear door window frame
moulding excessively.
Slide the rear door window frame moulding upward
to r ...
Fail-safe chart
1. FAIL-SAFE
This function minimizes the loss of the ECT functions
when any malfunction occurs in a sensor or solenoid.
(a) ATF (Automatic Transmission Fluid) temperature
sensor:
When the ATF temperature sensor has a
malfunction, 5th upshift is prohibited.
(b) Counter gear speed sensor NC ...
