2. Check Throttle Position Sensor Power Supply Circuit

1. Disconnect electric throttle control actuator harness connector.
2. Turn ignition switch ON.
3. Check voltage between electric throttle control actuator terminal 1 and ground with CONSULT-II or tester.
   1. Voltage: Approximately 5V 

OK or NG 

OK: GO TO 3.

NG: Repair open circuit or short to ground or short to power in harness or connectors.

Fig 1: Checking Voltage Between Electric Throttle Control Actuator Terminal 1 & Ground

Courtesy of NISSAN MOTOR CO., U.S.A.