Nissan and Datsun Workshop Service and Repair Manuals

Closed Throttle Position Switch: Testing and Inspection

COMPONENT INSPECTION 
Closed Throttle Position Switch 

1. Start engine and warm it up sufficiently.
2. Turn ignition switch "OFF".
3. Disconnect throttle position switch harness connector.
4. Check continuity between terminals ® and ® while opening throttle valve manually.

Throttle valve conditions / Continuity
Completely closed / Yes
Partially open or completely open / No 

If NG, replace throttle position sensor.