Throttle Position Sensor/Switch: Testing and Inspection

THROTTLE POSITION SENSOR CIRCUIT CHECK




DESCRIPTION
The throttle position sensor detects the throttle valve position and sends a signal to the A/T control unit.




DIAGNOSTIC TROUBLE CODE CONFIRMATION PROCEDURE
After the repair, perform the following procedure to confirm that the malfunction is eliminated.

WITH CONSULT
1. Start engine.




2. Select "SELF-DIAG RESULTS" mode with CONSULT.
3. Drive vehicle under the following conditions: Selector lever in D, vehicle speed higher than 10 km/h (6 MPH), throttle opening greater than 1/2 of the full throttle position and driving for more than 3 seconds.

OR

WITH GST
1. Start engine.
2. Drive vehicle under the following conditions: Selector lever in D, vehicle speed higher than 10 km/h (6MPH), throttle opening greater than 1/2 of the full throttle position and driving for more than 3 seconds.




3. Select "MODE 3" with GST.

OR

WITH NO TOOLS
1. Start engine.
2. Drive vehicle under the following conditions: Selector lever in D, vehicle speed higher than 10 km/h (6 MPH), throttle opening greater than 1/2 of the full throttle position and driving for more than 3 seconds.




3. Perform self-diagnosis.




DIAGNOSTIC PROCEDURE