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:

Removal
1. REMOVE OUTSIDE MOULDING Put protective tape around the outside moulding. Using a heat light, heat the moulding between 40 to 60 C (104 to 140 F). NOTICE: Do not heat the moulding excessively. Tie both piano wire ends to a wooden block or a similar object. Cut off the tape by ...

Master Reset/ Voice Processing Device ON Error
DTC 01-DD Master Reset DTC 01-E1 Voice Processing Device ON Error DESCRIPTION HINT: *1: This code may be stored if the engine is started and the ignition switch is turned to START position again. *2: Even if no fault is present, this trouble code may be stored depending on the battery ...

Disassembly
1. Remove repair service starter kit (a) Remove the nut and disconnect the lead wire from the repair service starter kit. (b) Remove the 2 screws which are used to secure the repair service starter kit to the repair service starter kit. (c) Remove the repair service starter kit. ( ...