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:

Installing the spare tire
Remove any dirt or foreign matter from the wheel contact surface. If foreign matter is on the wheel contact surface, the wheel nuts may loosen while the vehicle is in motion, causing the tire to come off. Install the tire and loosely tighten each wheel nut by hand by ...

Rear Air Outlet Damper Control Servo Motor Circuit
DESCRIPTION This circuit turns the servo motor and changes each damper position by receiving the signals from the A/ C amplifier. The rear air outlet damper servo motor switches the air outlet mode by rotating (normal, reverse) with electrical power from the A/C amplifier. WIRING DIAGRAM ...

Installation
1. Install purge vsv (A) install the purge vsv with the bolt. Torque: 10 n*m (102 kgf*cm, 7 ft.*Lbf) (B) connect the 2 vacuum hoses and no. 1 Vacuum switching valve connector. 2. INSTALL V-BANK COVER SUB-ASSEMBLY (See page EM-63) 3. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL ...