Toyota Sienna Service Manual: On-vehicle inspection

Toyota Sienna Service Manual / 2GR-FE Engine control system / Throttle body / 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.

INSPECT THROTTLE BODY

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.

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:

Sound Signal Circuit between Radio Receiver and Stereo Jack Adapter
DESCRIPTION The stereo jack adapter sends an external device sound signal to the radio receiver through this circuit. The sound signal that has been sent is amplified by the stereo component amplifier or radio receiver, and then is sent to the speakers. If there is an open or short in th ...

Inspection
1. INSPECT LOWER BALL JOINT ASSEMBLY FRONT LH (a) As shown in the illustration, flip the ball joint stud back and forth 5 times, before installing the nut. (b) Using a torque wrench, turn the nut continuously at a rate of 3 - 5 seconds per 1 turn and take the torque reading on the 5th tur ...

Engine rear oil seal
Components Removal 1. REMOVE AUTOMATIC TRANSAXLE ASSEMBLY (for 2WD) HINT: See page AX-163. 2. REMOVE AUTOMATIC TRANSAXLE ASSEMBLY (for 4WD) HINT: See page AX-167. 3. REMOVE DRIVE PLATE AND RING GEAR SUBASSEMBLY (a) Using SST, hold the crankshaft. SST 09213-70011 (09213-70020), ...