Toyota Sienna Service Manual: Data list
HINT:
Reading the DATA LIST displayed on an intelligent tester enables values, including those of the switches, sensors, and actuators, to be checked without removing any parts. Reading the DATA LIST as the first step in troubleshooting is one method to shorten diagnostic time.
| NOTICE: In the table below, the values listed under Normal Condition are for reference only. Do not depend solely on these values when determining whether or not a part is faulty. |
(a) Warm up the engine.
(b) Turn the ignition switch off.
(c) Connect an intelligent tester to the DLC3.
(d) Start the engine.
(e) Turn the tester ON.
(f) Select the following menu items: DIAGNOSIS / ENHANCED OBD II / DATA LIST.
(g) Check the values by referring to the table below.
*: If no idling conditions are specified, the transmission gear selector lever should be in the N or P position, and the A/C switch and all accessory switches should be OFF.
Active test
HINT:
Performing an ACTIVE TEST enables components
including the relays, VSV (Vacuum Switching Valve), and
actuators, to be operated without removing any parts.
The ACTIVE TEST can be performed ...
Other materials:
Phone screen
To display the screen shown below, press the
switch on the steering
wheel or the button.
Several functions are available to operate on each screen that is displayed
by selecting the 4 tabs.
Device name
Bluetooth® connection status
Telephone switch
Microphone
The vehicleâ ...
Diagnosis system
1. CHECK DLC3
The vehicle uses ISO 15765-4 communication
protocol.
The terminal arrangement of the DLC3 complies
with SAE 1962 and matched the ISO 15765-4
format.
If the result is not as specified, the DLC3 may have
a malfunction. Repair or replace the harness and
connecto ...
Throttle Actuator Control System
DESCRIPTION
The throttle actuator is operated by the ECM, and opens and closes the
throttle valve using the gears.
The opening angle of the throttle valve is detected by the Throttle Position
(TP) sensor, which is mounted
on the throttle body. The TP sensor provides feedback to the ECM ...
