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Home >> Lexus >> 2007 >> LS 460L >> Repair and Diagnosis >> External Pages >> Different car >> Section 744 (Engine Control System - DTCS P0506 To P1220) >> DTC P1220: Fuel Pump Control Module (FPCM) >> Component Inspection >> Fuel Pump Control Module (FPCM)
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Fuel Pump Control Module (FPCM)

WARNING: This page is about a different car, the 2005 Nissan Titan. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Identifying Fuel Pump Control Module (FPCM) Components
G03601842Courtesy of NISSAN MOTOR CO., U.S.A.
  1. Start engine and warm it up to normal operating temperature.
  2. Turn ignition switch OFF and wait at least 10 seconds.
  3. Check voltage between FPCM terminal 2 and ground under the following conditions.
    SERVICE DATA AND SPECIFICATIONS

    Condition Voltage
    When engine cranking Approx. 0V
    After starting engine Approx. 5V
  4. If NG, replace fuel pump control module.
    Fig 2: Checking Voltage Between FPCM Terminal 2 And Ground
    G03601843Courtesy of NISSAN MOTOR CO., U.S.A.