Toyota Sienna Service Manual: Vehicle Position Mark is not Updated
INSPECTION PROCEDURE
1 CHECK MAP DISC
- Check that the map disc is not deformed or cracked.
OK: No deformations or cracks on map disc.
2 CHECK MAP DISPLAY
- Check if a touch scroll can be performed on the map display.
OK: Touch scroll can be performed
3 CHECK VEHICLE SENSOR (NAVIGATION CHECK MODE)
- Enter the "Navigation Check" mode (Vehicle Sensors).
- While driving the vehicle, compare the "Speed" indicator to the reading on the speedometer. Check if these readings are almost equal.
OK: The readings are almost equal.
PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE
Cursor or Map Rotates when Vehicle Stopped
INSPECTION PROCEDURE
1 CHECK CONDITION
Check with the customer if the vehicle has been turned
by a turntable.
OK:
Vehicle has not been turned by turntable.
HINT:
If the vehicle is t ...
Current Position Display does not Appear
INSPECTION PROCEDURE
1 CHECK RADIO AND NAVIGATION ASSEMBLY
Check if a map disc is inserted into the map disc slot.
OK:
A map disc is inserted
2 CHECK MAP DISC
Check that the map ...
Other materials:
Open in Stop Light Switch Circuit
DTC C1249/49 Open in Stop Light Switch Circuit
DESCRIPTION
WIRING DIAGRAM
INSPECTION PROCEDURE
1 CHECK STOP LIGHT SWITCH OPERATION
(a) Check that the stop light comes on when the brake pedal
is depressed and goes off when the brake pedal is
released.
OK
HINT:
Check the stop li ...
Jam Protection Function Activates During Power Slide Door RH
Operation
DESCRIPTION
It may be caused by ill-fitting slide door, faulty touch sensor or
faulty pulse sensor.
The power slide door ECU activates the slide motor to open / close
the power slide door, thus
controlling the power slide door operation. For jam and foreign object
detect ...
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 ...
