Check Power Supply And Ground Circuit

CHECK FUSE
Check if any of the following fuses in BCM are blown.

Fig 1: BCM Fuses Reference Chart
Courtesy of NISSAN MOTOR CO., U.S.A.

Refer to "WIRING DIAGRAM - WIPER - ".

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 ".
CHECK POWER SUPPLY CIRCUIT
1. Disconnect BCM connector.
2. Check voltage between BCM harness connector terminals and ground.
  
  Fig 2: BCM Harness Connector Terminals Reference Chart
  Courtesy of NISSAN MOTOR CO., U.S.A.
  
  Fig 3: Checking Voltage Between BCM Harness Connector Terminals 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 power supply circuit.
CHECK GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Check continuity between BCM harness connector terminals and ground.
  
  Fig 4: BCM Harness Connector Terminals Reference Chart
  Courtesy of NISSAN MOTOR CO., U.S.A.
OK or NG
1. OK: INSPECTION END
2. NG: Repair harness.
Fig 5: Checking Continuity Between BCM Harness Connector Terminals And Ground
Courtesy of NISSAN MOTOR CO., U.S.A.