Toyota Sienna Service Manual: Vehicle Position Mark Deviates Greatly
INSPECTION PROCEDURE
1 CHECK GPS MARK
- Check that the GPS mark is displayed.
OK: GPS mark is displayed
2 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 that these readings are almost equal.
OK: The readings are almost equal.
3 CHECK VEHICLE SENSOR (NAVIGATION CHECK MODE)
- Check that the display changes between ON and OFF according to the shift lever operation (P and R).
OK
HINT: The display is updated once per second. It is normal for the display to lag behind the actual switch operation.
PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE
Map Disc cannot be Inserted
INSPECTION PROCEDURE
1 CHECK RADIO AND NAVIGATION ASSEMBLY
Check if a disc is inserted into the MAP disc slot.
Check if "DISC IN" is displayed.
OK:
"DISC IN&quo ...
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 ...
Other materials:
For rear air conditioning system
ON-VEHICLE INSPECTION
1. INSPECT REAR AIR MIX CONTROL SERVO MOTOR
(a) Inspect servo motor operation.
(1) Connect the positive (+) lead from the battery
to terminal 4 and negative (-) lead to terminal 5,
then check that the arm turns to "HOT" side
smoothly.
(2) Connect the po ...
Using the rear view monitor system
Screen description
The rear view monitor system screen will be displayed if the shift
lever is shifted to R while the engine switch is in the “ON” position
(vehicles without a smart key system) or IGNITION ON mode (vehicles
with a smart key system).
Vehicle width guide line
The lin ...
Power steering fluid
Bleeding
1. BLEED POWER STEERING SYSTEM
(a) Check the fluid level (See page PS-2).
(b) Jack up the front of the vehicle and support it with
stands.
(c) Turn the steering wheel.
(1) With the engine stopped, turn the steering
wheel slowly from lock to lock several times.
(d) Lower the ...
