Last Modified: 04-05-2023 6.11:8.1.0 Doc ID: RM100000000VI9P
Model Year Start: 2016 Model: Sienna Prod Date Range: [12/2015 - 08/2016]
Title: 2GR-FE (ENGINE CONTROL): THROTTLE BODY: ON-VEHICLE INSPECTION; 2016 MY Sienna [12/2015 - 08/2016]

ON-VEHICLE INSPECTION

PROCEDURE

1. INSPECT THROTTLE WITH MOTOR BODY ASSEMBLY

(a) Check the throttle control motor operating sound.

(1) Turn the ignition switch to ON.

(2) When depressing the accelerator pedal, check the operating sound of the motor. Make sure that no friction noises are from the motor.

If friction noise exists, replace the throttle with motor body assembly.

(b) Check the throttle position sensor.

(1) Connect the Techstream to the DLC3.

(2) Turn the ignition switch to ON.

(3) Turn the Techstream on.

(4) Enter the following menus: Powertrain / Engine / Data List / Throttle Sensor Position.

(5) Depress the accelerator pedal. When the throttle valve is fully open, check that the Throttle Sensor Position value is within the specification.

Standard Throttle Valve Opening Percentage:

Tester Display

Specified Condition

Throttle Sensor Position

60% or more

NOTICE:

  • When checking the throttle valve opening percentage, the shift lever should be in neutral.
  • Fully depress the accelerator pedal.

If the percentage is less than 60%, replace the throttle with motor body assembly.