Diagnosis & Repair

WARNING: This page is about a different car, the 2003 Lexus ES 300. However, it is still accessible from the selected car via links, so may be relevant.

For wiring diagram, see Fig 1. For diagnosis and repair, see Fig 2.

Fig 1: Throttle Position Sensor Wiring Diagram

Fig 2: Diagnosis & Repair Of Throttle Position Sensor