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) each turn ON-OFF every 10 ms.
2. Sleep status

• When BCM is in sleep status, transistors of OUTPUT 1 and 5 stop the output, and BCM enters low power mode. Mean while OUTPUT 2, 3, and 4 send out ON signal every 60 ms, and accept input from lighting switch system.
Fig 1: Identifying Combination Switch Function Diagram
Courtesy of NISSAN MOTOR CO., U.S.A.