LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Lexus >> 1998 >> SC 400 >> Repair and Diagnosis (Single Page) >> Engine Performance >> Theory and Operation >> Engine Controls - Theory & Operation >> Computerized Engine Controls >> Input Devices >> Throttle Position (TP) Sensor
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Throttle Position (TP) Sensor

The Throttle Position (TP) sensor is a 2 variable resistor sensor that monitors throttle opening and TP sensor malfunction. Based on the TP sensor signal, the ECM determines vehicle driving condition and adjusts air/fuel mixture accordingly.