Corolla S Sedan L4-1794cc 1.8L DOHC MFI (2001)
Throttle Position Sensor: Testing and Inspection
Component Inspection
INSPECTION
1. INSPECT THROTTLE VALVE
Check that there is no clearance between the throttle stop screw and throttle lever when the closed throttle position.
2. INSPECT THROTTLE POSITION SENSOR
Using an ohmmeter, measure the resistance between each terminal.