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Home >> Infiniti >> 2006 >> G35 x >> Repair and Diagnosis >> External Pages >> Different car >> Section 425 (Engine Control System) >> DTC P1220: Fuel Pump Control Module (FPCM) >> Description >> System Description
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System Description

WARNING: This page is about a different car, the 2004 Infiniti M45. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Identifying System Description Information
G00796381Courtesy of NISSAN MOTOR CO., U.S.A.

This system controls the fuel pump operation. The amount of fuel flow delivered from the fuel pump is altered between two flow rates by the FPCM operation. The FPCM determines the voltage supplied to the fuel pump (and therefore fuel flow) according to the following conditions.

Fig 2: Identifying Fuel Pump Flow Control
G00796382Courtesy of NISSAN MOTOR CO., U.S.A.
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