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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 >> 13. Check Stop Lamp Switch Power Supply Circuit

13. Check Stop Lamp Switch Power Supply Circuit

  1. Turn ignition switch OFF.
  2. Disconnect stop lamp switch harness connector.
    Fig 1: Locating Brake Pedal Switches
    G00877665Courtesy of NISSAN MOTOR CO., U.S.A.
  3. Check voltage between stop lamp switch terminal 1 and ground with CONSULT-II or tester.
    1. Voltage: Battery voltage 

OK or NG 

  1. OK: GO TO 15 .
  2. NG: GO TO 14.
Fig 2: Check voltage
G00877666Courtesy of NISSAN MOTOR CO., U.S.A.