Inspection For Power Supply And Ground Circuit

• Check for blown BCM fuses.

Fig 1: Inspection For Power Supply And Ground Circuit Chart (Check Fuses)

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

Refer to "WIRING DIAGRAM - TAIL/L -"  .

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 "SYSTEM WIRING DIAGRAMS ".

1. Disconnect BCM connector.
2. Check voltage between BCM harness connector and ground.

Fig 2: Inspection For Power Supply And Ground Circuit Chart (Power Supply Circuit Check)

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 

1. OK : GO TO 3.
2. NG : Check harness for open or short between BCM and fuse.

Check continuity between BCM harness connector and ground.

Fig 4: Inspection For Power Supply And Ground Circuit Chart (Ground Circuit Check)

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

OK or NG 

1. OK : INSPECTION END.
2. NG : Check harness ground circuit.

Fig 5: Checking Continuity Between BCM Harness Connector And Ground

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