Illumination Control Signal Inspection

1. Turn ignition switch ON.
2. Check voltage between AV control unit harness connector M77 terminal 25 and ground.

   25 - Ground 

   Lighting switch ON (1st position) : Approx. 12 V 

   Lighting switch OFF : Approx. 0 V 

   Fig 1: Identifying Voltage Between AV Control Unit Harness Connector M77 Terminal 25 And Ground

   Courtesy of NISSAN MOTOR CO., U.S.A.

OK or NG

1. OK : Replace AV control unit.
2. NG : Check harness between AV control unit and BCM.