2. Check Throttle Position Sensor Power Supply Circuit-I

WARNING: This page is about a different car, the 2004 Infiniti G35. However, it is still accessible from the selected car via links, so may be relevant.

Disconnect electric throttle control actuator harness connector. See Figure.
Turn ignition switch ON.
Check voltage between electric throttle control actuator terminal 1 and ground with CONSULT-II or tester.

Fig 1: Checking Power Supply Circuit
Courtesy of NISSAN MOTOR CO., U.S.A.
1. Voltage: Approximately 5V

OK or NG

OK: GO TO 7 .

NG: GO TO 3.