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DI-96
LANE DEPARTURE WARNING SYSTEM
Revision: 2006 January2006 M35/M45
SYMPTOM CHART
Power Supply and Ground Circuit InspectionNKS003VO
1. CHECK FUSE
Check for blown LDW camera unit fuse.
OK or NG
OK >> GO TO 2.
NG >> Be sure to eliminate cause of malfunction before installing new fuse. Refer to PG-3, "
POWER
SUPPLY ROUTING CIRCUIT" .
2. CHECK POWER SUPPLY CIRCUIT
Check voltage between LDW camera unit and ground.
OK or NG
OK >> GO TO 3.
NG >> Check harness between LDW camera unit and fuse.
Symptom Diagnosis/Service procedure
LDW system is not activated.
(LDW system ON indicator turns ON/OFF.)Perform the following inspections.
1.DI-98, "
LDW Chime Circuit Inspection"
2.DI-102, "LDW Indicator Lamp Circuit Inspection"
Replace LDW camera unit, found normal function in the above inspections.
LDW system does not turn ON/OFF.
(LDW system ON indicator does not turn ON/OFF.)Perform DI-99, "
LDW Switch Circuit Inspection" .
Replace LDW camera unit, found normal function in the above inspection.
Warning functions are untimely.
(Example)
Warning does not function when driving on lane mark-
ers.
Warning functions when driving in a lane.
Differs position from actual condition functions.Perform DI-81, "
Camera Aiming Adjustment" .
Functions when changing the course to the turn signal
direction.Perform DI-103, "
Turn Signal Input Inspection" .
Replace LDW camera unit, found normal function in the above inspection.
LDW indicator lamp does not illuminate with ignition
switch ON.Perform DI-102, "
LDW Indicator Lamp Circuit Inspection" .
Replace LDW camera unit, found normal function in the above inspection.
Unit Power source Fuse No.
LDW camera unit Ignition switch ON or START 12
Terminals Ignition switch position
(+)
(–) OFF ON
LDW camera
unit connectorTerminal
M182 1 Ground 0 V Battery voltage
PKIC0246E
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LANE DEPARTURE WARNING SYSTEM
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3. CHECK GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect LDW camera unit connector.
3. Check continuity between LDW camera unit harness connector
and ground.
OK or NG
OK >> Power supply and ground circuit are OK.
NG >> Repair ground harness.
DTC [C1B00] CAMERA UNIT MALFNKS003VP
1. CHECK LDW CAMERA UNIT
1. Perform self-diagnosis of LDW camera unit.
2. Check if any item other than “[C1B00] CAMERA UNIT” is displayed on self-diagnosis display.
Is any displayed?
YES >> Repair or replace applicable item.
NO >> Replace LDW camera unit.
DTC [C1B01] CAM AIMING INCMPNKS003VQ
1. PREFORM CAMERA AIMING ADJUSTMENT
1. Preform camera aiming adjustment. Refer to DI-81, "
Camera Aiming Adjustment" .
2. Erase DTC and perform LDW camera unit self-diagnosis.
Self
-diagnostic results content
No malfunction detected>>INSPECTION END
Malfunction detected>>Replace LDW camera unit.
DTC [C1B02] VHCL SPD DATA MALFNKS003VR
1. CHECK ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT) {CONSULT-II}
Perform ABS actuator and electric unit (control unit) self-diagnosis. Refer to BRC-22, "
CONSULT-II Functions
(ABS)" .
Self
-diagnostic results content
No malfunction detected>>GO TO 2.
Malfunction detected>>Check applicable parts, and repair or replace corresponding parts.
2. CHECK TCM (CONSULT-II)
Perform TCM self-diagnosis. Refer to AT- 9 0 , "
CONSULT-II Function (A/T)" .
Self
-diagnostic results content
No malfunction detected>>Replace LDW camera unit.
Malfunction detected>>Check applicable parts, and repair or replace corresponding parts.
DTC [C1B03] ABNRML TEMP DETECTNKS003VS
1. COOLING CAMERA UNIT
1. Cooling camera unit.
2. Erase DTC and perform LDW camera unit self-diagnosis.
Self
-diagnostic results content
No malfunction detected>>INSPECTION END
Malfunction detected>>Replace LDW camera unit.
LDW camera unit connector Terminal
GroundContinuity
M1826
Ye s
12
PKIC0247E
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![INFINITI M35 2006 Factory Service Manual DI-98
LANE DEPARTURE WARNING SYSTEM
Revision: 2006 January2006 M35/M45
DTC [U1000] CAN COMM CIRCUITNKS003VT
1. CHECK CAN COMMUNICATION
1. Select “SELF-DIAG RESULTS” mode for “LDW” with CONS INFINITI M35 2006 Factory Service Manual DI-98
LANE DEPARTURE WARNING SYSTEM
Revision: 2006 January2006 M35/M45
DTC [U1000] CAN COMM CIRCUITNKS003VT
1. CHECK CAN COMMUNICATION
1. Select “SELF-DIAG RESULTS” mode for “LDW” with CONS](/manual-img/42/57023/w960_57023-1530.png)
DI-98
LANE DEPARTURE WARNING SYSTEM
Revision: 2006 January2006 M35/M45
DTC [U1000] CAN COMM CIRCUITNKS003VT
1. CHECK CAN COMMUNICATION
1. Select “SELF-DIAG RESULTS” mode for “LDW” with CONSULT-II.
2. Print out CONSULT-II screen.
>> Go to “LAN SYSTEM”. Refer to LAN-7, "
Precautions When Using CONSULT-II" .
DTC [U1010] CONTROL UNIT (CAN)NKS003VU
Replace LDW camera unit, when “[U1010] CONTROL UNIT (CAN)” is displayed on self-diagnosis display.
LDW Chime Circuit InspectionNKS003VV
1. CHECK OPERATION OF LDW CHIME
Check LDW chime operation “BUZZER DRIVE” in “ACTIVE TEST”
mode with CONSULT-II.
OK or NG
OK >> LDW chime is OK. Return to DI-96, "SYMPTOM
CHART" .
NG >> GO TO 2.
2. CHECK LDW CHIME POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect LDW chime connector.
3. Turn ignition switch ON.
4. Check voltage between LDW chime harness connector and
ground.
OK or NG
OK >> GO TO 3.
NG >> Check harness between fuse and LDW chime.
3. CHECK LDW CHIME GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Check continuity between LDW chime harness connector and
ground.
OK or NG
OK >> GO TO 4.
NG >> Repair harness or connector.“BUZZER DRIVE”
Touch “ON” : LDW chime is activated.
Touch “OFF” : LDW chime is not activated.
SKIB1787E
Terminals
Voltage (Approx.) (+)
(–)
LDW chime connector Terminal
M58 1 Ground Battery voltage
PKIC0248E
LDW chime connector Terminal
GroundContinuity
M58 3 Yes
PKIC0249E
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4. CHECK LDW CHIME SIGNAL CIRCUIT
1. Disconnect LDW camera unit connector.
2. Check continuity between LDW camera unit harness connector
(A) and LDW chime harness connector (B).
3. Check continuity between LDW camera unit harness connector
(A) and ground.
OK or NG
OK >> GO TO 5.
NG >> Repair harness or connector.
5. CHECK LDW CHIME
1. Connect LDW chime connector.
2. Turn ignition switch ON.
3. Apply ground to LDW chime terminal.
4. Check condition of the LDW chime.
OK or NG
OK >> Replace LDW camera unit.
NG >> Replace LDW chime.
LDW Switch Circuit InspectionNKS003VW
1. CHECK OPERATION OF LDW SYSTEM ON INDICATOR
1. Turn ignition switch ON.
2. Check LDW system ON indicator operation when LDW switch is ON/OFF.
OK or NG
OK >> LDW system ON indicator is OK. Return to DI-96, "SYMPTOM CHART" .
NG >> GO TO 2.
2. CHECK LDW SWITCH SIGNAL INPUT
Check voltage between LDW camera unit harness connector and
ground.
OK or NG
OK >> GO TO 6.
NG >> GO TO 3.
AB
Continuity
Connector Terminal Connector Terminal
M182 3 M58 2 Yes
A
GroundContinuity
Connector Terminal
M182 3 No
PKIC0250E
LDW chime connector Terminal
GroundCondition
M58 2 LDW chime should operate.
PKIC0251E
Terminals
Condition
Voltage (Approx.) (+)
(–)
LDW camera
unit connectorTerminal LDW switch:
M182 9 GroundPush 0 V
Release 5 V
PKIC0252E
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DI-100
LANE DEPARTURE WARNING SYSTEM
Revision: 2006 January2006 M35/M45
3. CHECK LDW SWITCH GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect LDW switch connector.
3. Check continuity between LDW switch connector and ground.
OK or NG
OK >> GO TO 4.
NG >> Repair harness or connector.
4. CHECK LDW SWITCH SIGNAL INPUT CIRCUIT
1. Disconnect LDW camera unit connector.
2. Check continuity between LDW camera unit harness connector
(A) and LDW switch harness connector (B).
3. Check continuity between LDW camera unit harness connector
(A) and ground.
OK or NG
OK >> GO TO 5.
NG >> Repair harness or connector.
5. CHECK LDW SWITCH
Check LDW switch. Refer to DI-103, "
LDW SWITCH" .
OK or NG
OK >> Replace LDW camera unit.
NG >> Replace LDW switch.
6. CHECK OPERATION OF LDW SYSTEM ON INDICATOR
Check LDW system ON indicator operation “SYSTEM ON LAMP
DRIVE” in “ACTIVE TEST” mode with CONSULT-II.
NOTE:
Perform “SYSTEM ON LAMP DRIVE” when LDW system ON indica-
tor turns OFF.
OK or NG
OK >> Replace LDW camera unit.
NG >> GO TO 7.
LDW switch connector Terminal
GroundContinuity
M49 6 Yes
PKIC0253E
AB
Continuity
Connector Terminal Connector Terminal
M1829 M497 Yes
A
GroundContinuity
Connector Terminal
M182 9 No
PKIC0254E
“SYSTEM ON LAMP DRIVE”
Touch “ON” : LDW system ON indicator illuminates.
Touch “OFF” : LDW system ON indicator turns OFF.
SKIB1788E
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LANE DEPARTURE WARNING SYSTEM
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7. CHECK LDW SYSTEM ON INDICATOR POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect LDW switch connector.
3. Turn ignition switch ON.
4. Check voltage between LDW switch harness connector and
ground.
OK or NG
OK >> GO TO 8.
NG >> Check harness between fuse and LDW switch.
8. CHECK LDW SYSTEM ON INDICATOR SIGNAL CIRCUIT
1. Disconnect LDW camera unit connector.
2. Check continuity between LDW camera unit harness connector
(A) and LDW switch harness connector (B).
3. Check continuity between LDW camera unit harness connector
(A) and ground.
OK or NG
OK >> GO TO 9.
NG >> Repair harness or connector.
9. CHECK LDW SYSTEM ON INDICATOR
1. Connect LDW switch connector.
2. Turn ignition switch ON.
3. Apply ground to LDW switch terminal.
4. Check condition of the LDW system ON indicator.
OK or NG
OK >> Replace LDW camera unit.
NG >> Replace LDW switch.
Te r m i n a l s
Voltage (Approx.) (+)
(–)
LDW chime connector Terminal
M49 3 Ground Battery voltage
PKIC0255E
AB
Continuity
Connector Terminal Connector Terminal
M1824 M492 Yes
A
GroundContinuity
Connector Terminal
M182 4 No
PKIC0256E
LDW switch
connectorTerminal
GroundCondition
M49 2 LDW system ON indicator
should illuminate.
PKIC0257E
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DI-102
LANE DEPARTURE WARNING SYSTEM
Revision: 2006 January2006 M35/M45
LDW Indicator Lamp Circuit InspectionNKS003VX
1. CHECK OPERATION OF LDW INDICATOR LAMP
Check LDW indicator operation “INDICATOR LAMP DRIVE” in
“ACTIVE TEST” mode with CONSULT-II.
OK or NG
OK >> LDW indicator is OK. Return to DI-96, "SYMPTOM
CHART" .
NG >> GO TO 2.
2. CHECK LDW INDICATOR LAMP SIGNAL CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect LDW camera unit connector and combination meter
connector.
3. Check continuity between LDW camera unit harness connector
(A) and combination meter harness connector (B).
4. Check continuity between LDW camera unit harness connector
(A) and ground.
OK or NG
OK >> GO TO 3.
NG >> Repair harness or connector.
3. CHECK LDW INDICATOR LAMP
1. Connect combination meter connector.
2. Turn ignition switch ON.
3. Apply ground to combination meter terminal.
4. Check condition of the LDW indicator lamp.
OK or NG
OK >> Replace LDW camera unit.
NG >> Replace combination meter.“INDICATOR LAMP DRIVE”
Touch “ON” : LDW indicator lamp illuminates.
Touch “OFF” : LDW indicator lamp OFF.
PKIB4692E
AB
Continuity
Connector Terminal Connector Terminal
M182 8 M52 8 Yes
A
GroundContinuity
Connector Terminal
M182 8 No
PKIB7671E
Combination meter
connectorTe r m i n a l
GroundCondition
M52 8LDW indicator lamp should
illuminate.
PKIB7672E
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LANE DEPARTURE WARNING SYSTEM
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Turn Signal Input InspectionNKS003VY
1. CHECK TURN SIGNAL INPUT
Check turn signal input “TURN SIGNAL” in “DATA MONITOR” mode
with CONSULT-II.
OK or NG
OK >> Turn signal input is OK. Return to DI-96, "SYMPTOM
CHART" .
NG >> Check turn signal and hazard warning lamps system,
and repair or replace corresponding parts. Refer to LT- 2 2 0 , "
How to Perform Trouble Diagnoses" .
Electrical Component InspectionNKS003VZ
LDW SWITCH
Check continuity between terminals 6 and 7.
Removal and Installation for LDW Camera UnitNKS003W0
REMOVAL
1. Remove roof console. Refer to EI-52, "HEADLINING" .
2. Disconnect LDW camera unit connector (1).
3. Remove the bolts (A), and remove LDW camera unit (2).
INSTALLATION
Installation is the reverse order of removal.
CAUTION:
Remove the camera lens cap for replacement.
Never give an impact to the LDW camera unit.
Adjust the camera aiming every time the LDW camera unit is removed or installed. Refer to DI-81,
"Camera Aiming Adjustment" . “TURN SIGNAL”
When lighting switch is in TURN RH position : RH
When lighting switch is in TURN LH position : LH
When hazard switch is turned ON : RH/LH
SKIB3125E
Terminal Condition Continuity
67When LDW switch is pushed. Yes
When LDW switch is released. No
PKIC0258E
PKIB7673E