Rear View Is Not Displayed With The A/T Selector Lever In R-Position

WARNING: This page is about a different car, the 2008 Infiniti FX45 and 2008 Infiniti FX35. However, it is still accessible from the selected car via links, so may be relevant.

BACK-UP LAMP INSPECTION
1. Turn ignition switch ON.
2. Shift A/T selector lever to R position.
  Does back-up lamp illuminate?
  
  YES: GO TO 2.
  
  NO: Check back-up lamp system. Refer to "BACK-UP LAMP " .
CHECK REVERSE POSITION INPUT SIGNAL
With CONSULT-III
1. Select "DATA MONITOR" of "REARVIEW CAMERA".
2. Operate ignition switch with "R POSI SIG" of "DATA MONITOR" and check operate status.
Without CONSULT-III
1. Turn ignition switch OFF.
2. Disconnect rear view camera control unit connector.
3. Turn ignition switch ON.
4. Shift A/T selector lever to R position.
5. Check voltage between rear view camera control unit harness connector M48 terminal 4 and ground.
  4 - Ground : Battery voltage
  
  Fig 1: Identifying Voltage Between Rear View Camera Control Unit Harness Connector M48 Terminal 4 And Ground
  Courtesy of NISSAN MOTOR CO., U.S.A.
OK or NG

OK: GO TO 3.

NG: Check harness between rear view camera control unit and back-up lamp relay.
CHECK DISPLAY CONTROL UNIT OUTPUT SIGNAL
1. Turn ignition switch OFF.
2. Disconnect rear view camera control unit connector.
3. Turn ignition switch ON.
4. Check voltage between rear view camera control unit harness connector M48 terminal 5 and ground.
  5 - Ground : Approx. 5 V
  
  Fig 2: Identifying Voltage Between Rear View Camera Control Unit Harness Connector M48 Terminal 5 And Ground
  Courtesy of NISSAN MOTOR CO., U.S.A.
OK or NG

OK: GO TO 5.

NG: GO TO 4.
CHECK DISPLAY CONTROL UNIT CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect display control unit connector.
3. Check continuity between rear view camera control unit harness connector M48 terminal 5 and display control unit harness connector M75 terminal 8.
  5 - 8 : Continuity should exist.
4. Check continuity between rear view camera control unit harness connector M48 terminal 5 and ground.
  5 - Ground : Continuity should not exist.
  
  Fig 3: Identifying Display Control Unit Circuit
  Courtesy of NISSAN MOTOR CO., U.S.A.
OK or NG

OK: Replace display control unit.

NG: Repair harness or connector.
CHECK CONTROL 1 SIGNAL
1. Turn ignition switch OFF.
2. Connect rear view camera control unit connector.
3. Turn ignition switch ON.
4. Shift A/T selector lever to R position.
5. Check voltage between rear view camera control unit harness connector M48 terminal 5 and ground.
  5 - Ground : Approx. 0 V
OK or NG

OK: GO TO 6.

NG: Replace rear view camera control unit.
CHECK REAR VIEW CAMERA OPEN CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect rear view camera connector.
3. Check continuity between rear view camera control unit harness connector M48 terminal 8 and rear view camera harness connector D108 terminal 1.
  8 - 1 : Continuity should exist.
  
  Fig 5: Identifying Rear View Camera Open Circuit
  Courtesy of NISSAN MOTOR CO., U.S.A.
4. Check continuity between rear view camera control unit harness connector M48 terminal 9 and rear view camera harness connector D108 terminal 4.
  9 - 4 : Continuity should exist.
5. Check continuity between rear view camera control unit harness connector M48 terminal 10 and rear view camera harness connector D108 terminal 3.
  10 - 3 : Continuity should exist.
OK or NG

OK: GO TO 7.

NG: Repair harness or connector.
CHECK REAR VIEW CAMERA SHORT CIRCUIT
1. Check continuity between rear view camera control unit harness connector M48 terminal 8 and ground.
  8 - Ground : Continuity should not exist.
2. Check continuity between rear view camera control unit harness connector M48 terminal 9 and ground.
  9 - Ground : Continuity should not exist.
3. Check continuity between rear view camera control unit harness connector M48 terminal 10 and ground.
  10 - Ground : Continuity should not exist.
  
  Fig 6: Identifying Continuity Between Rear View Camera Control Unit Harness Connector M48 Terminal 10 And Ground
  Courtesy of NISSAN MOTOR CO., U.S.A.
OK or NG

OK: GO TO 8.

NG: Repair harness on connector.
CHECK POWER SUPPLY AND GROUND CIRCUIT
Check power supply and ground circuit. Refer to "POWER SUPPLY AND GROUND CIRCUIT INSPECTION ".

OK or NG

OK: GO TO 9.

NG: Repair or replace power supply and ground circuit.
CHECK REAR VIEW CAMERA CONTROL UNIT OUTPUT SIGNAL
1. Turn ignition switch OFF.
2. Connect rear view camera control unit connector.
3. Turn ignition switch ON.
4. Shift A/T selector lever to R position.
5. Check voltage between rear view camera control unit harness connector M48 terminal 8 and ground.
  8 - Ground : Approx. 6 V
  
  Fig 7: Identifying Voltage Between Rear View Camera Control Unit Harness Connector M48 Terminal 8 And Ground
  Courtesy of NISSAN MOTOR CO., U.S.A.
OK or NG

OK: GO TO 10.

NG: Replace rear view camera control unit.
CHECK REAR VIEW CAMERA SIGNAL
1. Turn ignition switch OFF.
2. Connect rear view camera connector.
3. Turn ignition switch ON.
4. Shift A/T selector lever to R position.
5. Check voltage signal between rear view camera control unit harness connector M48 terminal 10 and ground.
  10 - Ground:
  
  Fig 8: Identifying Voltage Signal Graph
  Courtesy of NISSAN MOTOR CO., U.S.A.
OK or NG

OK: GO TO 11.

NG: Replace rear view camera.
CHECK COMPOSITE SIGNAL CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect rear view camera control unit connector and display connector.
3. Check continuity between rear view camera control unit harness connector M48 terminal 12 and display harness connector M63 terminal 15.
  12 - 15 : Continuity should exist.
4. Check continuity between rear view camera control unit harness connector M48 terminal 12 and ground.
  12 - Ground : Continuity should not exist.
  
  Fig 10: Identifying Continuity Between Rear View Camera Control Unit Harness Connector M48 Terminal 12 And Ground
  Courtesy of NISSAN MOTOR CO., U.S.A.
OK or NG

OK: GO TO 12.

NG: Repair harness or connector.
CHECK COMPOSITE SIGNAL GROUND CIRCUIT
1. Check continuity between rear view camera control unit harness connector M48 terminal 11 and display harness connector M63 terminal 4.
  11 - 4 : Continuity should exist.
2. Check continuity between rear view camera control unit harness connector M48 terminal 11 and ground.
  11 - Ground : Continuity should not exist.
  
  Fig 11: Identifying Continuity Between Rear View Camera Control Unit Harness Connector M48 Terminal 11 And Ground
  Courtesy of NISSAN MOTOR CO., U.S.A.
OK or NG

OK: GO TO 13.

NG: Repair harness or connector.
CHECK COMPOSITE SIGNAL
1. Connect rear view camera control unit connector and display connector.
2. Turn ignition switch ON.
3. Shift A/T selector lever to R position.
4. Check voltage signal between rear view camera control unit harness connector M48 terminal 12 and ground.
  12 - Ground:
  
  Fig 12: Identifying Voltage Signal Graph
  Courtesy of NISSAN MOTOR CO., U.S.A.
OK or NG

OK: Replace display.

NG: Replace rear view camera control unit.