Vehicle Condition Setting Is Not Possible

1. Turn the ignition switch OFF.
2. Disconnect connectors of combination meter, BCM, and AV and NAVI control unit.
3. Check continuity AV and NAVI control unit and BCM.
   Fig 1: Checking Harness (1 Of 3)

   Courtesy of NISSAN MOTOR CO., U.S.A.
   Fig 2: Checking Harness (2 Of 3)

   Courtesy of NISSAN MOTOR CO., U.S.A.
4. Check continuity between AV and NAVI control unit and ground.
   Fig 3: Checking Harness (3 Of 3)

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

OK or NG 

1. OK >> GO TO 2.
2. NG >>
   • Check harness between AV and NAVI control unit and BCM for open or short circuit.
   • Check connector housings for disconnected or loose terminals.

1. Connect connectors of combination meter, BCM, and control unit.
2. Turn the ignition switch ON.
3. Check voltage signal between AV and NAVI control unit terminal 34 and ground.
   Fig 4: Checking Communication Signal AV-ME (Terminal 34 And Ground - 1 Of 2)

   Courtesy of NISSAN MOTOR CO., U.S.A.
   Fig 5: Checking Communication Signal AV-ME (Terminal 34 And Ground - 2 Of 2)

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

OK or NG 

1. OK >> GO TO 3.
2. NG >> Replace AV and NAVI control unit

1. Turn ignition switch to ON and display "VEHICLE ELECTRONIC SYSTEMS" screen.
2. Check voltage signal between AV and NAVI control unit terminal 35 and ground.
   Fig 6: Checking Communication Signal ME-AV (Terminal 35 And Ground - 1 Of 2)

   Courtesy of NISSAN MOTOR CO., U.S.A.
   Fig 7: Checking Communication Signal ME-AV (Terminal 35 And Ground - 2 Of 2)

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

OK or NG 

1. OK >> Replace AV and NAVI control unit.
2. NG >> Replace BCM.