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Home >> Nissan-Datsun >> 2004 >> Quest SL >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System >> DTC 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 harness continuity between ASCD brake switch terminals 1 and 2 under the following conditions.
    Fig 1: Checking Harness Continuity Between ASCD Brake Switch Terminals
    G00775910Courtesy of NISSAN MOTOR CO., U.S.A.
    Fig 2: Displaying Testing Conditions
    G00775909Courtesy of NISSAN MOTOR CO., U.S.A.

    If NG, adjust ASCD brake switch installation, refer to ADJUSTMENTS and perform step 3 again.