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Home › Infiniti › 2010 › M45 Base › Repair and Diagnosis › Engine Performance › System › Engine Control System - DTCS P0460 To P1421 › DTC P1220 Fuel Pump Control Module (FPCM) › Component Inspection › Fuel Pump Control Module

Fuel Pump Control Module

Fig 1: Identifying Fuel Pump Control Module
G06303331Courtesy 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 4 and ground under the following conditions.
    VOLTAGE CONNECTOR TERMINALS REFERENCE CHART

    Condition Voltage
    When engine cranking Approx. 0 V
    After starting engine Approx. 5 V
  4. If NG, replace fuel pump control module.
Fig 2: Checking Voltage Between FPCM Terminal 4 And Ground
G05210008Courtesy of NISSAN MOTOR CO., U.S.A.
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