LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Infiniti >> 2009 >> M35 x >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Communication Devices >> Body Control System >> Service Information >> BCM (Body Control Module) >> Combination Switch Reading Function >> Operation Mode
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Operation Mode

Combination switch reading function has operation modes shown below.

  1. Normal status
    • When BCM is not in sleep status, OUTPUT terminals (1-5) send out ON signal every 10 ms.
  2. Sleep status
    • When BCM is in sleep status, transistors of OUTPUT 1 stop the output, and BCM enters low power mode. Mean while OUTPUT 2-5 send out ON signal every 60 ms, and accept only input from lighting switch (except turn signal switch) system.
      Fig 1: BCM Sleep Status
      G05214845Courtesy of NISSAN MOTOR CO., U.S.A.