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Home >> Nissan-Datsun >> 2021 >> NV2500 HD S >> Repair and Diagnosis >> External Pages >> Different car >> Section 518 (Brake System) >> Periodic Maintenance >> Hydraulic Booster Assembly >> Inspection >> Operation Check

Operation Check

WARNING: This page is about a different car, the 2019 Nissan NV3500 HD, 2019 Nissan NV2500 HD, and 2019 Nissan NV1500. However, it is still accessible from the selected car via links, so may be relevant.
  1. Turn the ignition switch OFF.
  2. Depress the brake pedal 20 times or more.
    NOTE: The pressure loss in the accumulator results in a large brake pedal stroke. In addition to this, the brake pedal depression becomes lighter in initial stage.
  3. Check that the brake fluid level in the reservoir tank is within the specified range. Refer to Inspection 
  4. Position the shift selector in P range to release the parking brake.
  5. Turn the ignition switch ON to check the time between motor activation and motor stop.

    Motor operating time

    : 18 seconds or less
  6. After the motor is stopped, check that the ABS warning lamp and the VDC warning lamp in the combination meter are OFF when the engine is started.
  7. Stop the engine (ignition switch OFF).
  8. Turn the ignition switch ON and depress the brake pedal 4 to 5 times to check the time between motor activation and motor stop.

    Motor operating time

    : 2 - 11 seconds
  9. Turn the ignition switch OFF. Turn the ignition switch ON again. Check that the VDC warning lamp turns ON when the brake pedal is depressed 15 to 20 times.
  10. Check that the VDC warning lamp turns ON when the brake pedal is depressed 15 to 20 times after the lapse of 120 seconds or more after the ignition switch is turned ON again.
  11. Perform the self-diagnosis for "ABS" with CONSULT and erase self-diagnosis results.
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