Operation CHARM: Car repair manuals for everyone.

Throttle Position Sensor: Testing and Inspection




1. Disconnect the throttle position sensor connector.




2. Measure the resistance between the throttle position sensor side connector terminal 1 and terminal 3.

Standard value: 3.5 - 6.5 Kohms




3. Measure the resistance between the throttle position sensor side connector terminal 2 and terminal 3.




4. If the resistance is outside the standard value, or if it doesn't change smoothly, replace the throttle position sensor.