Check Power Supply And Ground Circuit

CHECK FUSES
- Check for blown fuses.
  
  Fig 1: Blown Fuses Checking Table
  Courtesy of NISSAN MOTOR CO., U.S.A.
Refer to "Wiring Diagram - H/LAMP - ".

OK or NG
1. OK: GO TO 2.
2. NG: If fuse is blown, be sure to eliminate cause of malfunction before installing new fuse. Refer to POWER SUPPLY ROUTING CIRCUIT .
CHECK POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect BCM connector.
3. Check voltage between BCM harness connector and ground.
  
  Fig 2: Voltage Table Of BCM Harness Connector And Ground
  Courtesy of NISSAN MOTOR CO., U.S.A.
OK or NG
1. OK: GO TO 3.
2. NG: Check harness for open or short between BCM and fuse.
  
  Fig 3: Checking Voltage Between BCM Harness Connector And Ground
  Courtesy of NISSAN MOTOR CO., U.S.A.
CHECK GROUND CIRCUIT
Check continuity between BCM harness connector and ground.

Fig 4: Continuity Table Of BCM Harness Connector And Ground
Courtesy of NISSAN MOTOR CO., U.S.A.

OK or NG
1. OK: INSPECTION END
2. NG: Check ground circuit harness.
  
  Fig 5: Checking Continuity Between BCM Harness Connector And Ground
  Courtesy of NISSAN MOTOR CO., U.S.A.