Throttle Position Sensor: Testing and Inspection

2GR-FSE ENGINE CONTROL: THROTTLE BODY: ON-VEHICLE INSPECTION

1. CHECK THROTTLE BODY

(a) Check the throttle position sensor.

(1) Connect the Techstream to the DLC3.

(2) Turn the engine switch on (IG).

(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 opened, check that the value of the "Throttle Sensor Position" is within the specification.

Standard throttle valve opening percentage:

60% or more

NOTICE:
When checking the standard throttle valve opening percentage, the shift lever should be in N.

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