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Home >> Nissan-Datsun >> 2005 >> Altima SE-R, Automatic >> Repair and Diagnosis >> Brakes >> Traction Control >> Brake Control System >> Brake Control System - TCS/Abs >> Trouble Diagnosis >> Preliminary Check
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Preliminary Check

  1. CHECK BRAKE FLUID LEVEL 

    Low fluid level may indicate brake pad wear or leakage from brake line.

    Is brake fluid filled between MAX and MIN lines on reservoir tank and is brake fluid clean and free of contamination? 

    • OK: GO TO 2.
    • NG: Repair. GO TO 2.
      Fig 1: Identifying Brake Fluid Level
      G02523276Courtesy of NISSAN MOTOR CO., U.S.A.
  2. CHECK BRAKE LINE 

    Is leakage present at or around brake lines, tubes or hoses, or are any of these parts cracked or damaged? 

    • OK: GO TO 3.
    • NG: Repair. GO TO 3.
      Fig 2: Identifying Brake Lines Leakage
      G02523277Courtesy of NISSAN MOTOR CO., U.S.A.
  3. CHECK BRAKE BOOSTER OPERATION 

    Check brake booster for operation and air tightness. Refer to "AIRTIGHT CHECK ".

    Is brake booster airtight and functioning properly? 

    • YES: GO TO 4.
    • NO: Replace. GO TO 4.
      Fig 3: Checking Brake Pedal Operation
      G02523278Courtesy of NISSAN MOTOR CO., U.S.A.
  4. CHECK BRAKE PADS AND ROTORS 

    Check brake pads and rotors. Refer to "FRONT DISC BRAKE " and "REAR DISC BRAKE ".

    Are brake pads and rotors functioning properly? 

    • YES: GO TO 5.
    • NO: Replace.
      Fig 4: Checking Brake Pads And Rotors
      G02523279Courtesy of NISSAN MOTOR CO., U.S.A.
  5. RECHECK BRAKE FLUID LEVEL 

    Check brake fluid level in reservoir tank again.

    Is brake fluid filled between MAX and MIN lines on reservoir tank and is brake fluid clean and free of contamination? 

    • OK: GO TO 6.
    • NG: Add brake fluid as necessary.
      Fig 5: Checking Brake Fluid Level
      G02523280Courtesy of NISSAN MOTOR CO., U.S.A.
  6. CHECK WARNING LAMP AND INDICATOR LAMPS ACTIVATION 

    Do ABS warning lamp, TCS OFF indicator lamp and SLIP indicator lamp turn on when ignition switch is turned ON? 

    • YES: GO TO 7.
    • NO: Check combination meter. Refer to "SELF-DIAGNOSIS FUNCTION ".
      Fig 6: Identifying ABS Warning Lamp And Indicator Lamps
      G02523281Courtesy of NISSAN MOTOR CO., U.S.A.
  7. CHECK WARNING LAMP AND INDICATOR LAMPS DEACTIVATION 

    Do lamps turn off when engine is started? 

  8. DRIVE VEHICLE 

    Drive vehicle at speeds over 30 km/h (19 MPH) for at least one minute.

    Do warning lamp and indicator lamps remain off after vehicle has been driven at 30 km/h (19 MPH) for at least one minute?