Power Supply and Ground Circuit Inspection

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2005 Infiniti FX45, 2005 Infiniti FX35, 2004 Infiniti FX45, 2004 Infiniti FX35, and 2003 Infiniti FX45. However, it is still accessible from the selected car via links, so may be relevant.

CHECK FUSE
Make sure the fuses for rear view camera control unit is blown.

Fig 1: Fuse Specifications Table
Courtesy of NISSAN MOTOR CO., U.S.A.

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
Check voltage between rear view camera control harness connector M48 terminals 1 (R/W), 2 (LG/R) unit and ground.

Fig 2: Voltage Table
Courtesy of NISSAN MOTOR CO., U.S.A.

Fig 3: Checking Voltage Between Terminals 1, 2 Unit And Ground
Courtesy of NISSAN MOTOR CO., U.S.A.

OK or NG
1. OK: GO TO 3.
2. NG: Check harness between rear view camera control unit and fuse.
CHECK REAR VIEW CAMERA CONTROL UNIT GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect rear view camera control unit connector.
3. Check continuity between rear view camera control unit harness connector M48 terminal 3 (B) and ground.
  1. 3 (B) - Ground: Continuity should exist.
OK or NG
1. OK: INSPECTION END
2. NG: Repair harness or connector.
Fig 4: Checking Continuity Between Terminal 3 And Ground
Courtesy of NISSAN MOTOR CO., U.S.A.