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Home >> Nissan-Datsun >> 2004 >> Maxima SL, RE4F04B >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - DTC >> DTC P1572: ASCD Brake Switch >> Diagnostic Procedure >> 4. Check ASCD Clutch Switch Power Supply Circuit

4. Check ASCD Clutch Switch Power Supply Circuit

  1. Turn ignition switch OFF.
  2. Disconnect ASCD clutch switch harness connector.
  3. Turn ignition switch ON.
    Fig 1: Locating ASCD Clutch Switch
    G00877661Courtesy of NISSAN MOTOR CO., U.S.A.
  4. Check voltage between ASCD clutch switch terminal 1 and ground with CONSULT-II or tester.
    1. Voltage: Battery voltage 

OK or NG 

  1. OK: GO TO 6 .
  2. NG: GO TO 5.
Fig 2: Check Voltage
G00877662Courtesy of NISSAN MOTOR CO., U.S.A.