Toyota Sienna Service Manual: On-vehicle inspection
1. INSPECT THROTTLE BODY
- Listen to the throttle control motor operating sounds.
- Turn the ignition switch to the ON position.
- When pressing the accelerator pedal position
sensor lever, listen to the running motor. Make
sure that no friction noise comes from the
motor.
If friction noise exists, replace the throttle body.
- Inspect the throttle position sensor.
- Connect the intelligent tester to the DLC3.
- Turn the ignition switch to the ON position.
- Check that the MIL turns off.
- Under CURRENT DATA, the throttle valve opening percentage (THROTTLE POS) should be within the standard range below.
Standard throttle valve opening percentage: 60% or more If the percentage is less than 60%, replace the throttle body.
NOTICE: When checking the throttle valve opening percentage, the transmission should be in neutral.
Components
...
Removal
1. REMOVE WINDSHIELD WIPER MOTOR ASSEMBLY
2. REMOVE FRONT OUTER COWL TOP PANEL SUBASSEMBLY
3. DRAIN ENGINE COOLANT
4. REMOVE V-BANK COVER SUB-ASSEMBLY
5. REMOVE NO. 2 AIR CLEANER INLET
6. REMOVE ...
Other materials:
Removal
1. REMOVE WINDSHIELD WIPER MOTOR ASSEMBLY
2. REMOVE FRONT OUTER COWL TOP PANEL SUBASSEMBLY
3. DRAIN ENGINE COOLANT
4. REMOVE V-BANK COVER SUB-ASSEMBLY
5. REMOVE NO. 2 AIR CLEANER INLET
6. REMOVE NO. 1 AIR CLEANER INLET
7. REMOVE AIR CLEANER CAP SUB-ASSEMBLY
Disconnect the 3 vacuum hoses.
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Cannot Call in a Certain Place
INSPECTION PROCEDURE
1 CHECK SURROUNDING CONDITIONS
Check if the cellular phone can make calls in a certain
place.
OK:
It can make calls
2 CHECK RECEPTION
Enter the "Information" screen by pressing the "INFO"
switch.
Select "Telephone".
...
Driving in vehicle-to-vehicle distance control mode
This mode employs a radar sensor to detect the presence of vehicles
up to approximately 400 ft. (120 m) ahead, determines the current
vehicle-to-vehicle following distance, and operates to maintain a suitable
following distance from the vehicle ahead.
Note that vehicle-to-vehicle distance will ...