Toyota Sienna Service Manual: On-vehicle inspection
1. INSPECT THROTTLE BODY
(a) Listen to the throttle control motor operating sounds.
(1) Turn the ignition switch to the ON position.
(2) 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.
(b) Inspect the throttle position sensor.
(1) Connect the intelligent tester to the DLC3.
(2) Turn the ignition switch to the ON position.
(3) Check that the MIL turns off.
(4) 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. |
Throttle body
COMPONENTS
...
Removal
1. Remove windshield wiper motor assembly
hint:
(see page ww-4)
2. Remove front outer cowl top panel subassembly
(see page em-27)
3. Drain engine coolant (see page co-6)
4. Remove v-bank cover s ...
Other materials:
Installation
HINT:
Use the same procedures for the RH side and LH side.
The procedures listed below are for the LH side.
1. INSTALL REAR AIRBAG SENSOR LH
Check that the ignition switch is off.
Check that the battery negative (-) terminal is
disconnected.
CAUTION:
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Installation
1. INSTALL REAR DIFFERENTIAL DRIVE PINION
BEARING SPACER
(a) Install a new bearing spacer.
2. INSTALL REAR DRIVE PINION FRONT TAPERED
ROLLER BEARING
(a) Install the tapered roller bearing.
3. INSTALL REAR DIFFERENTIAL DRIVE PINION OIL SLINGER
(a) Install the oil slinger, as shown in the i ...
Removing the second seats
Removing the second outside seats (Tip-up seats)
Pull the armrests up.
Pull the seatback adjustment
lever and fold down the seatback.
The cushion will tip up.
Slide the seat forward to a lock position.
Pull the release lever under
the cushion and simultaneously
lift the ...
