Nissan and Datsun Workshop Service and Repair Manuals

Throttle Position Sensor: Testing and Inspection

COMPONENT INSPECTION 
Throttle position sensor 

1. Disconnect throttle position sensor harness connector.

2. Make sure that resistance between terminals (2) and (3) changes when opening throttle valve manually.

Throttle valve conditions / Resistance [at 25°C (77°F)]
Completely closed / Approximately 0.5 KOhms
Partially open / 0.5 - 4 KOhms 
Completely open / Approximately 4 k Ohm 

If NG, replace throttle position sensor.