Check Power Supply And Ground Circuit

CHECK FUSES OR FUSIBLE LINK
- Check for blown-out fuses or fusible link.
  
  Fig 1: Fuses Reference Chart
  Courtesy of NISSAN MOTOR CO., U.S.A.
Refer to WIRING DIAGRAM - TURN - .

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

Fig 4: Connector Continuity Reference Chart
Courtesy of NISSAN MOTOR CO., U.S.A.

Fig 5: Checking Continuity Between BCM Harness Connector And Ground
Courtesy of NISSAN MOTOR CO., U.S.A.

OK or NG
- OK: INSPECTION END.
- NG: Check ground circuit harness.