Toyota Sienna Service Manual: Navigation check mode
HINT:
- This mode displays GPS satellite information.
- Illustrations may differ from the actual vehicle depending
on the device settings and options. Therefore, some
detailed areas may not be shown exactly the same as on
the actual vehicle.
1. ENTER DIAGNOSTIC MODE ( )
2. NAVIGATION CHECK

- Select "Navigation Check" from the "Diagnosis
MENU" screen.
3. GPS INFORMATION

- Select "GPS Information" from the "Navigation
Check" screen.

- When GPS information is displayed, check the GPS
conditions.
HINT:
- This screen is updated once per second when
input signals to the vehicle are changed.
- For details of this function, refer to DIAGNOSIS DISPLAY DETAILED
DESCRIPTION.
4. VEHICLE SENSORS

- Select "Vehicle Sensors" from the "Navigation
Check" screen.

- Check all the signals and sensors when vehicle
signal information is displayed.
HINT:
- This screen is updated once per second when
input signals to the vehicle are changed.
- This screen displays vehicle signals input to the
built-in navigation ECU.
- For details of this function, refer to DIAGNOSIS DISPLAY DETAILED
DESCRIPTION.
5. COLOR BAR CHECK

- Select "Color Bar Check" from the "Navigation
Check" screen

- Check each color of the color bar when the "NAVI
Color Bar Check" screen is displayed.
HINT:
- Colors will not be displayed full-screen as in
"Display Check Mode".
- This screen displays the built-in navigation ECU
display color.
6. MEMORY COPY/PASTE CHECK

HINT:
This function cannot be used.
7. PARTS INFORMATION

- Select "Parts Information" from the "Navigation
Check" screen.

- Check the navigation and disc information when the
"Parts Information" screen is displayed.
Screen Description:
|
Display |
Contents |
| Navigation Manufacturer/*1 |
Radio and navigation assembly manufacturer is displayed |
| Navigation Version/*2 |
Radio and navigation assembly version is displayed. |
| Disc Manufacturer/*3 |
Map disc manufacturer is displayed. |
| Disc Version/*4 |
Map disc version is displayed. |
8. MIC & VOICE RECOGNITION CHECK

- Select "Mic & Voice Recognition Check" on the
"Display Check" screen to display "MICROPHONE
& VOICE RECOGNITION CHECK" screen

- When voice is input into the microphone, check that
the microphone input level meter changes
according to the input voice.
- Push the recording switch and perform voice
recording.
- Check that the recording indicator remains on while
recording and that the recorded voice is played
normally.
HINT:
- For details of this function, refer to DIAGNOSIS
DISPLAY DETAILED DESCRIPTION.
- This function is controlled by the built-in
navigation ECU.
9. DVD PLAYER INFORMATION CHECK

- Select "DVD Player Information" from the
"Navigation Check" screen.

- Check for DTCs.
HINT:
- This is a DVD player check function in the radio
and navigation assembly (built-in navigation
ECU).
- For details of this function, refer to DIAGNOSIS DISPLAY DETAILED
DESCRIPTION.
HINT:
Illustration may differ from the actual vehicle depending on
the device settings and options. Therefore, some detailed
area may not be shown exactly the same as on the actual
vehicle.
1. EN ...
HINT:
This section contains a detailed description of displays
within diagnostic mode.
Illustrations may differ from the actual vehicle depending
on the device settings and optio ...
Other materials:
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.
&n ...
Circuit opening relay
Inspection
1. INSPECT CIRCUIT OPENING RELAY
Using an ohmmeter, measure the resistance
according to the value(s) in the table below.
Standard resistance
If the result is not as specified, replace the relay. ...
TC and CG Terminal Circuit
DESCRIPTION
Connecting terminals TC and CG of the DLC3 causes the system to enter the
self-diagnostic mode. If a
malfunction is present, DTCs will be output.
HINT:
When a particular warning light remains blinking, a ground short in the wiring
of terminal TC of the DLC3
or an internal ground ...