2006 INFINITI FX35 Service Manual

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INFINITI FX35 2006 Service Manual LANE DEPARTURE WARNING SYSTEM DI-95
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Revision: 2006 December 2006 FX35/FX45
Terminals and Reference Value for LDW Camera UnitNKS00319
NOTE:
*: Perform “ACTIVE

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INFINITI FX35 2006 Service Manual DI-96
LANE DEPARTURE WARNING SYSTEM
Revision: 2006 December 2006 FX35/FX45
Display Item
NOTE:
When a DTC is detected, the LDW system dose not operate.
When the DTC except “ABNRML TEMP DETECT [C1B

DI-96
LANE DEPARTURE WARNING SYSTEM
Revision: 2006 December 2006 FX35/FX45
Display Item
NOTE:
When a DTC is detected, the LDW system dose not operate.
When the DTC except “ABNRML TEMP DETECT [C1B03] ” is detected, the LDW indicator lamp turns ON.
When the DTC “ABNRML TEMP DETECT [C1B03] ” is detected, the LDW system ON indicator lamp blinks.
DATA MONITOR
Operation Procedure
1. Touch “DATA MONITOR” on “SELECT DIAG MODE” screen.
2. Touch any of “ALL SIGNALS” and “SELECTION FROM MENU” on selection screen.
3. Touch “START”.
4. Display the data monitor.
5. If necessary, touch “COPY” in turn, and print data.
Monitored Item
Display item [Code] Malfunctions detected where... Reference
page
CAMERA UNIT MALF [C1B00] LDW camera unit internal malfunction DI-100
CAM AIMING INCMP [C1B01] LDW camera aiming is not adjusted.DI-100
VHCL SPD DATA MALF [C1B02] LDW camera unit detected different vehicle speed signal from TCM and ABS
actuator and electric unit (control unit). DI-100
ABNRML TEMP DETECT [C1B03] Temperature around LDW camera unit is excessively high.
DI-101
CAN COMM CIRCUIT [U1000] LDW camera unit detected CAN communication malfunction.DI-101
CONTROL UNIT (CAN) [U1010] LDW camera unit detected internal CAN communication circuit malfunction.DI-101
Monitored Item [unit] Description
MAIN SW [ON/OFF] Displays [ON/OFF] status as judged from LDW switch signal.
SW ON LAMP [ON/OFF] Displays [ON/OFF] status of LDW system ON indicator signal output.
INDICATE LAMP [ON/OFF] Displays [ON/OFF] status of LDW indicator signal output.
BUZZER OUTPUT [ON/OFF] Displays [ON/OFF] status of LDW chime operation signal output.
LDW INACCURAT [ON/OFF] Displays LDW camera unit status.
VHCL SPD SE [km/h] or [mph] Displays vehicle speed calculated by LDW camera unit through CAN communication [ABS
actuator and electric unit (control unit) transmits wheel sensor signal through CAN commu-
nication].
VHCL SPD AT [km/h] or [mph] Displays vehicle speed calculated from A/T vehicle speed sensor by LDW camera unit
through CAN communication (TCM transmits A/T vehicle speed sensor signal through CAN
communication).
TURN SIGNAL [OFF/LH/RH] Displays “Turn signal” status, determined from BCM through CAN communication.
LANE DETCT LH [ON/OFF] Displays left lane marker is detected.
LANE DETCT RH [ON/OFF] Displays right lane marker is detected.
CROSS LANE LH [ON/OFF] Displays vehicle is crossing left lane.
CROSS LANE RH [ON/OFF] Displays vehicle is crossing right lane.
WARN LANE LH [ON/OFF] Displays warning for left lane.
WARN LANE RH [ON/OFF] Displays warning for right lane.
VALID POS LH [VLD/INVLD] Displays lateral position for left lane marker is valid.
VALID POS RH [VLD/INVLD] Displays lateral position for right lane marker is valid.
AIMING DONE [OK/NG] Displays camera aiming done.
AIMING RESULT [OK/NOK] Displays camera aiming result.
FCTRY AIM YAW [deg] Displays camera unit installation condition.
FCTRY AIM ROL [deg] Displays camera unit installation condition.

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INFINITI FX35 2006 Service Manual LANE DEPARTURE WARNING SYSTEM DI-97
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Revision: 2006 December 2006 FX35/FX45
ACTIVE TEST
CAUTION:
Never perform the active test while driving.
Active test cannot

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INFINITI FX35 2006 Service Manual DI-98
LANE DEPARTURE WARNING SYSTEM
Revision: 2006 December 2006 FX35/FX45
INDICATOR LAMP DRIVE
Touch “ON” and “OFF” to check that LDW indicator lamp operates as
follows.
Trouble DiagnosisNKS

DI-98
LANE DEPARTURE WARNING SYSTEM
Revision: 2006 December 2006 FX35/FX45
INDICATOR LAMP DRIVE
Touch “ON” and “OFF” to check that LDW indicator lamp operates as
follows.
Trouble DiagnosisNKS0031B
HOW TO PERFORM TROUBLE DIAGNOSIS
1. Check the symptom and customer complaint.
2. Understand the outline of system. Refer to DI-80, "
System Description" .
3. Perform the preliminary inspection. Refer to DI-98, "
Preliminary Inspection" .
4. Referring to symptom chart, repair or replace the cause of the malfunction. Refer to DI-98, "
SYMPTOM
CHART" .
5. Erase DTC and perform self-diagnosis of LDW system again. Then perform LDW system running test. Refer to DI-95, "
CONSULT-II Function (LDW)" and DI-83, "LDW SYSTEM RUNNING TEST" .
6. Does LDW system operate normally? If it operates normally, GO TO 7. If not, GO TO 3.
7. INSPECTION END
SYMPTOM CHART
Preliminary InspectionNKS0031C
1. CHECK CAMERA LENS AND WINDSHIELD
Are camera lens and windshield contaminated with foreign materials?
YES >> Clean camera lens and windshield.
NO >> GO TO 2. “INDICATOR LAMP DRIVE”
Touch “ON” : LDW indicator lamp illuminates.
Touch “OFF” : LDW indicator lamp OFF.
PKIB4692E
Symptom Diagnoses/Service procedure
LDW system is not activated.
(LDW system ON indicator turns ON/OFF.) Perform the following inspections.
1. DI-101, "
LDW Chime Circuit Inspection"
2.DI-105, "LDW Indicator Lamp Circuit Inspection"
Replace LDW camera unit, check function in the above inspections.
LDW system does not turn ON/OFF.
(LDW system ON indicator does not turn ON/OFF.) Perform
DI-102, "
LDW Switch Circuit Inspection" .
Replace LDW camera unit, check function in the above inspection.
Warning functions are untimely.
(Example)
Warning does not function when driving on lane markers.
Warning functions when driving in a lane.
Different position from actual condition functions. Perform
DI-83, "
Camera Aiming Adjustment" .
Functions when changing the course to the turn signal direc-
tion. Perform
DI-106, "
Turn Signal Input Inspection" .
Replace LDW camera unit, check function in the above inspection.
LDW indicator lamp does not illuminate with ignition switch ON. Perform
DI-105, "
LDW Indicator Lamp Circuit Inspection" .
Replace LDW camera unit, check function in the above inspection.

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INFINITI FX35 2006 Service Manual LANE DEPARTURE WARNING SYSTEM DI-99
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Revision: 2006 December 2006 FX35/FX45
2. CHECK CAMERA UNIT INSTALLATION CONDITION
Check camera unit installation condition

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INFINITI FX35 2006 Service Manual DI-100
LANE DEPARTURE WARNING SYSTEM
Revision: 2006 December 2006 FX35/FX45
3. CHECK GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect LDW camera unit connector.
3. Check continuity between

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INFINITI FX35 2006 Service Manual LANE DEPARTURE WARNING SYSTEM DI-101
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Revision: 2006 December 2006 FX35/FX45
DTC [C1B03] ABNRML TEMP DETECTNKS0031H
1. COOLING CAMERA UNIT
1. Cooling camera unit

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INFINITI FX35 2006 Service Manual DI-102
LANE DEPARTURE WARNING SYSTEM
Revision: 2006 December 2006 FX35/FX45
3. CHECK LDW CHIME GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Check continuity between LDW chime harness connector M9

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