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Home >> Infiniti >> 2004 >> G35 Base, 2D Coupe, Standard >> Repair and Diagnosis >> Engine Performance >> System >> 2004 - Engine Control System - Coupe >> DTC P1572: ASCD Brake Switch >> Diagnostic Procedure >> M/T Models >> 3. Check ASCD Brake Switch Circuit

3. Check ASCD Brake Switch Circuit

  1. Turn ignition switch OFF.
  2. Disconnect ASCD clutch switch harness connector. See Figure.
  3. Turn ignition switch ON.
  4. Check voltage between ASCD clutch switch terminal 1 and ground under the following conditions with CONSULT-II or tester.
    Fig 1: Checking ASCD Brake Switch Circuit
    G00724298Courtesy of NISSAN MOTOR CO., U.S.A.
    Fig 2: ASCD Brake Switch Circuit Specifications
    G00724297Courtesy of NISSAN MOTOR CO., U.S.A.

OK or NG 

OK: GO TO 8 .

NG: GO TO 4.