Check Power Supply And Ground Circuit
WARNING: This page is about a different car, the 2004 Infiniti G35. However, it is still accessible from the selected car via links, so may be relevant.
- CHECK FUSES
Check fuses for blown-out.
BLOWN-OUT FUSES CHECKUnit Power source Fuse and fusible link No. BCM Battery F 18 Ignition switch ON or START position 1 Ignition switch ACC or ON position 6 IPDM E/R Battery 71 78 Refer to "WIRING DIAGRAM - TAIL/L - ".
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 POWER SUPPLY ROUTING CIRCUIT - COUPE - 2004.5 .
- CHECK POWER SUPPLY CIRCUIT
- Turn ignition switch OFF.
- Disconnect BCM connector.
- Check voltage between BCM harness connector and ground.
Courtesy of NISSAN MOTOR CO., U.S.A.
BCM HARNESS CONNECTOR TERMINALS VOLTAGETerminals Ignition switch position (+) (-) OFF ACC ON Connector Terminal (Wire color) M1 11 (LG) Ground 0V Battery voltage Battery voltage 38 (W/L) 0V 0V Battery voltage M2 42 (GY) Battery voltage Battery voltage Battery voltage 55 (W/R) Battery voltage Battery voltage Battery voltage
OK or NG
- OK: GO TO 3.
- NG: Check harness for open or short between BCM and fuse.
- CHECK GROUND CIRCUIT
Check continuity between BCM harness connector and ground.
BCM HARNESS CONNECTOR TERMINALS CONTINUITYTerminals Continuity Connector Terminal (Wire color) Ground M2 52 (B) Courtesy of NISSAN MOTOR CO., U.S.A.
OK or NG
- OK: INSPECTION END
- NG: Check ground circuit harness.