Check Intelligent Key Warning Buzzer

1. Turn ignition knob LOCK position.
2. Disconnect Intelligent Key warning buzzer connector.
3. Check voltage between Intelligent Key warning buzzer connector D11 (driver side), D41 (passenger side) terminal 1 (L) and ground.

   1 (L) - Ground: Approx. 12V 

OK or NG

1. OK: GO TO 2.
2. NG: Repair or replace Intelligent Key warning buzzer power supply circuit.
   Fig 1: Inspecting Intelligent Key Warning Buzzer Power Supply Circuit

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

1. Disconnect Intelligent Key unit connector.
2. Check continuity between Intelligent Key unit connector M34 terminal 4 and Intelligent Key warning buzzer connector D11 (drive side), D41(passanger side) terminal 2(G).

   4 (LG) - 2 (G): Continuity should exist. 

3. Check continuity between Intelligent Key warning buzzer connector D11 (driver side), D41 (passenger side) terminal 2 (G) and ground.

   2 (G) - Ground: Continuity should not exist. 

OK or NG

1. OK: GO TO 3.
2. NG: Repair or replace harness between Intelligent Key warning buzzer and Intelligent Key unit.
   Fig 2: Inspecting Intelligent Key Warning Buzzer Circuit

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

Connect battery power supply to Intelligent Key warning buzzer connector D11 (driver side), D41 (passenger side) terminals 1 and 2, and check the operation.

1 (BAT+) - 2 (BAT-): the buzzer sounds 

OK or NG

1. OK: Intelligent Key warning buzzer is OK.
2. NG: Replace Intelligent Key warning buzzer
   Fig 3: Inspecting Intelligent Key Warning Buzzer Operation

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