Throttle Position Sensors (TPS) typically return around 0.5V when the throttle is closed, and approximately 4.5V when the throttle is wide open.

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Throttle Position Sensors (TPS) are designed to output a voltage range from about 0.5V at closed throttle to approximately 4.5V at wide open throttle, allowing the engine control unit to determine the throttle position.

Throttle Position Sensors (TPS) Typically Return Around 0