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Home >> Nissan-Datsun >> 2021 >> NV2500 HD S >> Repair and Diagnosis >> External Pages >> Different car >> Section 487 (Engine Control System (VK56VD) DTC/Circuit Diagnosis (6 Of 6)) >> DTC/Circuit Diagnosis >> Fuel Injector >> Component Inspection (Fuel Injector Relay)

Component Inspection (Fuel Injector Relay)

WARNING: This page is about a different car, the 2019 Nissan NV3500 HD and 2019 Nissan NV2500 HD. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK FUEL INJECTOR RELAY 
    1. Turn ignition switch OFF.
    2. Remove fuel injector relay.
    3. Check the continuity between fuel injector relay terminals as per the following conditions.

      +

      -

      Conditions

      Continuity

      Fuel injector relay

      Terminal

      3

      5

      12 V direct current supply between terminals 1 and 2

      Existed

      No current supply

      Not existed

    4. Check the continuity between high pressure fuel pump and fuel injector relay terminals as per the following conditions.

      +

      -

      Conditions

      Continuity

      High pressure fuel pump and Fuel injector relay

      Terminal

      6

      7

      12 V direct current supply between terminals 1 and 2

      Existed

      No current supply

      Not existed

    Is the inspection result normal?

    YES

    INSPECTION END

    NO

    Replace fuel injector relay.