Diagnosis Procedure

WARNING: This page is about a different car, the 2012 Nissan Pathfinder. However, it is still accessible from the selected car via links, so may be relevant.

Regarding Wiring Diagram information, refer to "WIRING DIAGRAM ".

CHECK INTELLIGENT KEY WARNING BUZZER (ENGINE ROOM) POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect Intelligent Key warning buzzer (engine room) connector.
3. Check voltage between Intelligent Key warning buzzer (engine room) harness connector E60 terminal 1 and ground.
  1 - Ground: Battery voltage
  
  Is the inspection normal?
  
  YES: GO TO 2
  
  NO: Repair or replace Intelligent Key warning buzzer (engine room) power supply circuit.
Fig 1: Checking Voltage Between Intelligent Key Warning Buzzer Connector E60 Terminal 1 And Ground
Courtesy of NISSAN NORTH AMERICA, INC.
CHECK INTELLIGENT KEY WARNING BUZZER (ENGINE ROOM) CIRCUIT
1. Disconnect Intelligent Key unit connector.
2. Check continuity between Intelligent Key unit harness connector (A) M164 terminal 4 and Intelligent Key warning buzzer (engine room) harness connector E60 terminal 3.
  4 - 3: Continuity should exist .
3. Check continuity between Intelligent Key warning buzzer (engine room) harness connector E60 terminal 3 and ground.
  3 - Ground: Continuity should not exist .
Fig 2: Checking Continuity Between Intelligent Key Unit Harness Connector M164 And Intelligent Key Warning Buzzer (Engine Room) Harness Connector E60 Terminals
Courtesy of NISSAN NORTH AMERICA, INC.

Is the inspection normal?

YES: GO TO 3

NO: Repair or replace harness between Intelligent Key warning buzzer (engine room) and Intelligent Key unit.
CHECK INTELLIGENT KEY WARNING BUZZER (ENGINE ROOM) OPERATION
Check "COMPONENT INSPECTION ".

Inspection end.