3. Check Injector Power Supply Circuit

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

Turn ignition switch OFF.
Disconnect injector harness connector.
Turn ignition switch ON.

Fig 1: Disconnect Injector Harness Connector
Courtesy of NISSAN MOTOR CO., U.S.A.
Check voltage between injector terminal 1 and ground with CONSULT-II or tester.
1. Voltage: Battery voltage

OK or NG

OK : GO TO 5 .
NG : GO TO 4.

Fig 2: Check Voltage

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