Toyota Sienna Service Manual: On-vehicle inspection

Toyota Sienna Service Manual / Engine / 2Gr-fe engine control system / Sfi system / Throttle body / 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.

INSPECT THROTTLE BODY

(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.

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:

Memory recall function
Each electronic key can be registered to recall your preferred driving position. Registering procedure Record your driving position to button “1” or “2” before performing the following: Carry only the key you want to register, and then close the driver’s door. If 2 or more keys ar ...

Inspection
1. INSPECT CHARCOAL CANISTER ASSEMBLY (a) Visually check the charcoal canister for cracks or damage. If cracks or damage are found, replace the charcoal canister assembly. (b) Check charcoal canister operation. (1) With the purge port closed, blow 1.67 kPa (17.0 gf/cm2, 0.24 psi) ...

If a warning message is displayed
If a warning message is shown on the multi-information display, stay calm and perform the following actions: Master warning light The master warning light also comes on or flashes in order to indicate that a message is currently being displayed on the multi-information display. Multi- ...