Corolla FX L4-1839cc DSL (1CLC) (1986)
Throttle Position Sensor: Testing and Inspection
Fig. 36 Throttle position sensor test connections.
1C-TL & 2C-T Engines
1.
Disconnect electrical connector from throttle position sensor.
2.
Measure resistance between connector terminals Vc and E2, Fig. 36. Resistance should measure 3-7 ohms at 68°F.
3.
Ensure resistance between connector terminals E2 and that below Vc decreases as throttle lever is moved from closed to open position.
4.
Replace sensor if operation is not as described.