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Home >> Nissan-Datsun >> 2008 >> Frontier XE >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System (Qr25DE) >> Component Diagnosis >> P1572 ASCD Brake Switch >> Component Inspection >> ASCD Brake Switch

ASCD Brake Switch

  1. Turn ignition switch OFF.
  2. Disconnect ASCD brake switch harness connector.
  3. Check continuity between ASCD brake switch terminals 1 and 2 under the following conditions.
    CONTINUITY REFERENCE

    Condition Continuity
    Brake pedal: Fully released Should exist
    Brake pedal: Slightly depressed Should not exist
    Fig 1: Checking Continuity Between ASCD Brake Switch Terminals 1 And 2
    G04895072Courtesy of NISSAN MOTOR CO., U.S.A.

    If NG, adjust ASCD brake switch installation, refer to BRAKE PEDAL INSPECTION AND ADJUSTMENT , and perform step  3 again.