Throttle Position Sensor: Testing and Inspection

2GR-FXE ENGINE CONTROL SYSTEM: THROTTLE BODY: ON-VEHICLE INSPECTION

1. INSPECT THROTTLE BODY WITH MOTOR 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 emitted from the motor.

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

(b) Check the throttle position sensor.

(1) Connect the Techstream to the DLC3.

(2) Turn the Techstream on.

(3) Set the vehicle to the "Inspection Mode" Component Tests and General Diagnostics.

(4) Start the engine without operating the accelerator pedal.

NOTICE:
If the accelerator pedal is operated, perform the above steps again.

(5) Enter the following menus: Powertrain / Engine and ECT / Data List / Engine speed.

(6) Check that the MIL is not illuminated and that the idle speed is within the specified range when the A/C is switched off after the engine is warmed up.

Standard Idle Speed:





NOTICE:
* Be sure to perform this step with all accessories off.
* Make sure that the shift lever is in P.