infiniti Workshop Repair Guides

Infiniti Workshop Service and Repair Manuals

Fuel Pump Relay > < Diagram Information and Instructions|Page 287
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Fuel Pump Control Module: Testing and Inspection

1. Start engine and warm it up sufficiently.
2. Turn ignition switch "OFF" and wait at least 5 seconds.
3. Start engine and let it idle.

4. Check voltage between terminals (1) and (2). 

Within 30 seconds of starting engine: Approximately 0V
More than 30 seconds after starting engine: Approximately 4.2V

5. If NG, replace FPCM.

Fuel Pump Relay > < Diagram Information and Instructions|Page 287