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Home >> Nissan-Datsun >> 2021 >> NV2500 HD S >> Repair and Diagnosis >> External Pages >> Different car >> Section 490 (Engine Control System (VK56VD) DTC/Circuit Diagnosis (5 Of 6)) >> DTC/Circuit Diagnosis >> DTC P1575: Brake Switch >> Component Inspection

Component Inspection

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 STOP LAMP SWITCH-I 
    1. Turn ignition switch OFF.
    2. Disconnect stop lamp switch harness connector.
    3. Check the continuity between stop lamp switch terminals under the following conditions.

      Terminals

      Condition

      Continuity

      1 and 2

      Brake pedal

      Fully released

      Not existed

      Slightly depressed

      Existed

    Is the inspection result normal?

    YES

    INSPECTION END

    NO

    GO TO 2.

  2. CHECK STOP LAMP SWITCH-II 
    1. Adjust stop lamp switch installation.
    2. Check the continuity between stop lamp switch terminals under the following conditions.

      Terminals

      Condition

      Continuity

      1 and 2

      Brake pedal

      Fully released

      Not existed

      Slightly depressed

      Existed

    Is the inspection result normal?

    YES

    INSPECTION END

    NO

    Replace stop lamp switch.