service INFINITI QX56 2007 Factory Service Manual

REAR VIEW MONITOR
DI-63
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WKWA3630E

DI-64
< SERVICE INFORMATION >
REAR VIEW MONITOR
Rear View Camera Control Unit Harness Connector Terminal Layout
INFOID:0000000003533542
Terminal and Reference Value for Rear View Camera Control UnitINFOID:0000000003533543
CONSULT-II Function (REARVIEW CAMERA)INFOID:0000000003533544
CONSULT-II can display each diagnostic item using the diagnostic test modes shown following.
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Te r m i n a l
No.Wire
colorItemCondition
Reference value (V)
(Approx.) Ignition
switchOperation
1 Y Battery power OFF — Battery voltage
2 V ACC power ACC — Battery voltage
3 B Ground ON — 0
4 G/W Reverse signal input ONA/T selector lever R position Battery voltage
A/T selector lever in other than R
position0
5BRAV Control ONA/T selector lever R position 0
—0
6G/WDDL — — —
8 Y Camera power output ON A/T selector lever R position 6
9 — Camera image input (–) ON — 0
10 G Camera image input (+) ON A/T selector lever R position
11 — Shield ground — — —
12 W Composite image output ON A/T selector lever R position
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REAR VIEW MONITOR
DI-65
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CONSULT-II START PROCEDURE
Refer to GI-36, "CONSULT-II Start Procedure".
WORK SUPPORT
Refer to DI-65, "Side Distance Guideline Correction" for details.
DATA MONITOR
Display Item List
Side Distance Guideline CorrectionINFOID:0000000003533545
This mode is used to modify the side distance guidelines if they are dislocated from the rear view monitor
image, because of variations of body/camera mounting conditions.
SIDE DISTANCE GUIDELINE CORRECTION PROCEDURE
1. Create a correction line to modify the screen.
Draw lines on the rearward of the vehicle passing through the
following points: 200 mm (7.87 inch) from both sides of the vehi-
cle, and
• *1: 0.5 m (1.5 feet)
• *2: 1 m (3 feet)
• *3: 2 m (7 feet)
• *4: 3 m (10 feet)
and from the rear end of the bumper
2. With the ignition switch OFF, connect CONSULT-II and CON-
SULT-II CONVERTER to the data link connector, then turn igni-
tion switch ON. Touch “REARVIEW CAMERA” on “SELECT
SYSTEM” screen.
CAUTION:
Stop engine for safety when correcting side distance guide-
line.
REARVIEW CAMERA
diagnostic modeDescription
WORK SUPPORTSupports inspection and adjustments. Commands are transmitted to the rearview camera control unit
for setting the status suitable for required operation, input/output signals are received from the rearview
camera control unit and received data is displayed.
DATA MONITOR Displays rearview camera control unit input/output data in real time.
ECU PART NUMBER Rearview camera control unit part number can be read.
Display item [Unit]ALL SIG-
NALSSELECTION
FROM MENUContents
R POSI SIG [ON/OFF] X X Indicates [ON/OFF] condition of R position signal input.
SKIA5637E

DI-66
< SERVICE INFORMATION >
REAR VIEW MONITOR
3. Shift the A/T select lever to R position.
4. Touch “SELCT GUIDELINE PATTERN” on “SELECT WORK
ITEM” screen.
5. Touch “UP” or “DOWN”, and select the guide line, “PATTERN
NO. 0” or “PATTERN NO. 1”, which is the closest to the cor-
rected line.
6. Touch “SAVE”, and confirm the guide line.
7. Touch “END”.
8. Touch “ADJ GUIDELINE POSITION” on “SELECT WORK
ITEM” screen.
9. Adjust the guide line touching “X UP”, “X DOWN”, “Y UP” or “Y
DOWN” so that the corrected line can fit the guide line.
10. Touch “SAVE”, and confirm the guide line.
11. Touch “END” to finish correcting.
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SKIA5642E

REAR VIEW MONITOR
DI-67
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Power Supply and Ground Circuit InspectionINFOID:0000000003533546
1.CHECK FUSES
Check for blown rear view camera system fuses.
OK or NG
OK >> GO TO 2.
NG >> If fuse is blown, be sure to eliminate cause of problem before installing new fuse. Refer to PG-3
.
2.CHECK POWER SUPPLY CIRCUIT
1. Disconnect rear view camera control unit connector.
2. Check voltage between rear view camera control unit and
ground.
OK or NG
OK >> GO TO 3.
NG >> Check harness for open between rear view camera control unit and fuse.
3.CHECK REAR VIEW CAMERA CONTROL UNIT GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Check continuity between rear view camera control unit harness
connector B73 terminal 3 and ground.
OK or NG
OK >> GO TO 4.
NG >> Repair harness or connector.
4.CHECK REAR VIEW CAMERA GROUND CIRCUIT
1. Disconnect rear view camera connector.
2. Check continuity between rear view camera harness connector
D504 terminal 2 and ground.
OK or NG
OK >> Inspection End.
NG >> Repair harness or connector.
Rear View Is Not Displayed with the A/T Selector Lever in R PositionINFOID:0000000003533547
1.BACK-UP LAMP INSPECTION
Unit Power source Fuse No.
Rear view camera control unitBattery 31
Ignition switch ACC or ON 4
Te r m i n a l s
OFF ACC (+)
(–)
Connector Terminal
B731 Ground Battery voltage Battery voltage
2 Ground 0V Battery voltage
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Continuity should exist.
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Continuity should exist.
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DI-68
< SERVICE INFORMATION >
REAR VIEW MONITOR
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 LT- 8 0
.
2.CHECK REVERSE POSITION INPUT SIGNAL
With CONSULT-II
Select “DATA MONITOR” of “REARVIEW CAMERA”. Operate igni-
tion switch with “R POSI SIG” of “DATA MONITOR” and check oper-
ate status.
Without CONSULT-II
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 B73 terminal 4 and ground.
OK or NG
OK >> GO TO 3.
NG >> Check harness for open or short between rear view
camera control unit and back-up lamp relay.
3.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 B73 terminal 5 and ground.
OK or NG
OK >> GO TO 5.
NG >> GO TO 4.
4.CHECK DISPLAY CONTROL UNIT CIRCUIT
SKIA7147E
Battery voltage should exist.
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Voltage : Approx. 5V
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REAR VIEW MONITOR
DI-69
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1. Turn ignition switch OFF.
2. Disconnect display control unit connector.
3. Check continuity between rear view camera control unit harness
connector B73 terminal 5 and display control unit harness con-
nector M94 terminal 8.
4. Check continuity between rear view camera control unit harness
connector B73 terminal 5 and ground.
OK or NG
OK >> Replace display control unit. Refer to AV-145, "Removal and Installation".
NG >> Repair harness or connector.
5.CHECK AV CONTROL 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 B73 terminal 5 and ground.
OK or NG
OK >> GO TO 6.
NG >> Replace rear view camera control unit. Refer to DI-71,
"Removal and Installation of Rear View Camera Control Unit".
6.CHECK REAR VIEW CAMERA OPEN CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect rear view camera and rear view camera control unit
connectors.
3. Check continuity between rear view camera control unit harness
connector B73 terminal 8 and rear view camera harness con-
nector D504 terminal 1.
4. Check continuity between rear view camera control unit harness
connector B73 terminal 9 and rear view camera harness con-
nector D504 terminal 4.
5. Check continuity between rear view camera control unit harness connector B73 terminal 10 and rear view
camera harness connector D504 terminal 3.
OK or NG
OK >> GO TO 7.
NG >> Repair harness or connector.
7.CHECK REAR VIEW CAMERA SHORT CIRCUITContinuity should exist.
Continuity should not exist.
SKIA7149E
Voltage : Approx. 0V
SKIA7150E
Continuity should exist.
Continuity should exist.
Continuity should exist.
SKIA5095E

DI-70
< SERVICE INFORMATION >
REAR VIEW MONITOR
1. Check continuity between rear view camera control unit harness
connector B73 terminal 8 and ground.
2. Check continuity between rear view camera control unit harness
connector B73 terminal 9 and ground.
3. Check continuity between rear view camera control unit harness
connector B73 terminal 10 and ground.
OK or NG
OK >> GO TO 8.
NG >> Repair harness on connector.
8.CHECK POWER SUPPLY AND GROUND CIRCUIT
Check power supply and ground circuit. Refer to DI-67, "
Power Supply and Ground Circuit Inspection".
OK or NG
OK >> GO TO 9.
NG >> Repair or replace power supply or ground circuit.
9.CHECK REAR VIEW CAMERA CONTROL UNIT OUTPUT SIGNAL
1. Connect rear view camera control unit connector.
2. Turn ignition switch ON.
3. Shift A/T selector lever to R position.
4. Check voltage between rear view camera control unit harness
connector B73 terminal 8 and ground.
OK or NG
OK >> GO TO 10.
NG >> Replace the rear view camera control unit. Refer to DI-
71, "Removal and Installation of Rear View Camera
Control Unit".
10.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 har-
ness connector B73 terminal 10 and ground.
OK or NG
OK >> GO TO 11.
NG >> Replace the rear view camera. Refer to DI-72, "
Removal and Installation of Rear View Camera".
11 .CHECK COMPOSITE SIGNAL OPEN OR SHORT CIRCUITContinuity should not exist.
Continuity should not exist.
Continuity should not exist.
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Voltage : Approx. 6V
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10 - Ground:SKIA5100E
SKIA4894E

REAR VIEW MONITOR
DI-71
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1. Turn ignition switch OFF.
2. Disconnect rear view camera control unit connector and display
unit connector.
3. Check continuity between rear view camera control unit harness
connector B73 terminal 12 and display unit harness connector
M93 terminal 15.
4. Check continuity between rear view camera control unit harness
connector B73 terminal 12 and ground.
OK or NG
OK >> GO TO 12.
NG >> Repair harness or connector.
12.CHECK COMPOSITE SIGNAL GROUND CIRCUIT
1. Check continuity between rear view camera control unit harness
connector B73 terminal 11 and display unit harness connector
M93 terminal 4.
2. Check continuity between rear view camera control unit harness
connector B73 terminal 11 and ground.
OK or NG
OK >> GO TO 13.
NG >> Repair harness or connector.
13.CHECK REAR VIEW CAMERA CONTROL UNIT COMPOSITE SIGNAL
1. Connect rear view camera control unit connector and display
unit connector.
2. Turn ignition switch ON.
3. Check voltage signal between rear view camera control unit har-
ness connector B73 terminal 12 and ground.
OK or NG
OK >> Replace the display unit. Refer to AV-145, "Removal and Installation".
NG >> Replace the rear view camera control unit. Refer to DI-71, "
Removal and Installation of Rear View
Camera Control Unit".
Removal and Installation of Rear View Camera Control UnitINFOID:0000000003533548
REMOVAL
1. Disconnect battery negative terminal.Continuity should exist.
Continuity should not exist.
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Continuity should exist.
Continuity should not exist.
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12 - Ground:
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SKIA4896E

DI-72
< SERVICE INFORMATION >
REAR VIEW MONITOR
2. Remove luggage side finishers LH. Refer to EI-39.
3. Disconnect rear view camera control unit electrical connector.
4. Remove screws (2) and remove rear view camera control unit.
INSTALLATION
Installation is in the reverse order of removal.
Removal and Installation of Rear View CameraINFOID:0000000003533549
REMOVAL
1. Remove back door lower finisher. Refer to EI-41.
2. Remove license lamp finisher. Refer to EI-23
.
3. Disconnect rear view camera connector.
4. Remove screws (2) and remove rear view camera.
INSTALLATION
Installation is in the reverse order of removal.
NOTE:
After installing rear view camera, perform side distance guideline correction procedure. Refer to DI-65, "
Side
Distance Guideline Correction".
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