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Home >> Nissan-Datsun >> 2021 >> NV2500 HD S >> Repair and Diagnosis >> External Pages >> Different car >> Section 474 (Brake Control System) >> Symptom Diagnosis >> Pedal Vibration Or Abs Operation Sound Occurs >> Diagnosis Procedure

Diagnosis Procedure

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.
CAUTION: Under the following conditions, ABS is activated and vibration is felt when brake pedal is lightly depressed (just place a foot on it).However, this is normal.
  • When shifting gears
  • When driving on slippery road
  • During cornering at high speed
  • When passing over bumps or grooves [approximately 50 mm (1.97 in) or more]
  • When pulling away just after starting engine [at approximately 10 km/h (6 MPH) or higher]
  1. SYMPTOM CHECK 1 

    Check that there are pedal vibrations when the engine is started.

    Do symptoms occur?

    YES

    GO TO 2

    NO

    Inspect the brake pedal.

  2. SYMPTOM CHECK 2 

    Check that there are ABS operation noises when the engine is started.

    Do symptoms occur?

    YES

    GO TO 3

    NO

    Perform "Self Diagnostic Result" of "ABS". Refer to CONSULT Function (ABS) .

  3. SYMPTOM CHECK 3 

    Check symptoms when electrical component (headlamps, etc.) switches are operated.

    Do symptoms occur?

    YES

    Check if there is a radio, antenna, antenna lead wire, or wiring close to the control unit. If there is, move it farther away.

    NO

    Inspection End.