2005 INFINITI FX35 Service Manual

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INFINITI FX35 2005 Service Manual DI-100
LANE DEPARTURE WARNING SYSTEM
Revision: 2005 July 2005 FX
DATA MONITOR
Operation Procedure
1. Touch “DATA MONITOR” on “SELECT DIAG MODE” screen.
2. Touch any of “ALL SIGNALS” and

DI-100
LANE DEPARTURE WARNING SYSTEM
Revision: 2005 July 2005 FX
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
× : Applicable
VHCL SPD DATA MALF
[C1B02] ××
Wheel sensor malfunction
ABS actuator and electric unit (control unit) malfunction
A/T vehicle speed sensor malfunction
TCM malfunction DI-105
ABNRML TEMP DETECT
[C1B03] ××
Temperature around LDW camera unit is excessively
high. DI-105
CAN COMM CIRCUIT
[U1000] ×× LDW camera unit detected CAN communication malfunc-
tion. DI-105
CONTROL UNIT (CAN)
[U1010] ××LDW camera unit detected internal CAN communication
circuit malfunction. DI-105
Display item [Code]LDW indicator
lamp Fail-safe Malfunctions detected where... Reference
page
Monitored Item [unit] ALL
SIGNALS SELECTION
FROM
MENU 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 commu-
nication [ABS actuator and electric unit (control unit) transmits wheel sensor
signal through CAN communication].
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 communica-
tion.
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.

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INFINITI FX35 2005 Service Manual LANE DEPARTURE WARNING SYSTEM DI-101
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Revision: 2005 July 2005 FX
ACTIVE TEST
CAUTION:
Never perform the active test while driving.
Active test cannot be start

Page 1363 of 4731

INFINITI FX35 2005 Service Manual DI-102
LANE DEPARTURE WARNING SYSTEM
Revision: 2005 July 2005 FX
SYSTEM ON LAMP DRIVE
Touch “ON” and “OFF” to check if LDW system ON indicator oper-
ates as follows.
NOTE:
Perform “SYSTEM

DI-102
LANE DEPARTURE WARNING SYSTEM
Revision: 2005 July 2005 FX
SYSTEM ON LAMP DRIVE
Touch “ON” and “OFF” to check if LDW system ON indicator oper-
ates as follows.
NOTE:
Perform “SYSTEM ON LAMP DRIVE” when LDW system ON indica-
tor turns OFF.
INDICATOR LAMP DRIVE
Touch “ON” and “OFF” to check that LDW indicator lamp operates as
follows.
Trouble DiagnosisAKS00C7O
HOW TO PERFORM TROUBLE DIAGNOSIS
1. Check the symptom and customer complaint.
2. Understand the outline of system. Refer to DI-82, "
System Description" .
3. Perform the preliminary inspection. Refer to DI-103, "
Preliminary Inspection" .
4. Referring to symptom chart, repair or replace the cause of the malfunction. Refer to DI-102, "
SYMPTOM
CHART" .
5. Erase DTC and perform self-diagnosis of LDW system again. Then perform LDW system running test. Refer to DI-98, "
CONSULT-II Function (LDW)" and DI-85, "LDW SYSTEM RUNNING TEST" .
6. Does LDW system operate normally? If it operates normally, GO TO 7. If not, GO TO 4.
7. INSPECTION END
SYMPTOM CHART
“SYSTEM ON LAMP DRIVE”
Touch “ON” : LDW system ON indicator illuminates.
Touch “OFF” : LDW system ON indicator turns OFF.
SKIB1788E
“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-106, "
LDW Chime Circuit Inspection"
2.DI-109, "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-107, "
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-86, "
Camera Aiming Adjustment" .
Functions when changing the course to the turn signal direc-
tion. Perform
DI-110, "
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-109, "
LDW Indicator Lamp Circuit Inspection" .
Replace LDW camera unit, check function in the above inspection.

Page 1364 of 4731

INFINITI FX35 2005 Service Manual LANE DEPARTURE WARNING SYSTEM DI-103
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Revision: 2005 July 2005 FX
Preliminary InspectionAKS00C9K
1. CHECK CAMERA LENS AND WINDSHIELD
Are camera lens and windshi

Page 1365 of 4731

INFINITI FX35 2005 Service Manual DI-104
LANE DEPARTURE WARNING SYSTEM
Revision: 2005 July 2005 FX
Power Supply and Ground Circuit InspectionAKS00C82
1. CHECK FUSE
Check for blown LDW camera unit fuse.
OK or NG
OK >> GO TO 2.
NG >>

Page 1366 of 4731

INFINITI FX35 2005 Service Manual LANE DEPARTURE WARNING SYSTEM DI-105
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Revision: 2005 July 2005 FX
DTC [C1B02] VHCL SPD DATA MALFAKS00C7Y
1. CHECK ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT) S

Page 1367 of 4731

INFINITI FX35 2005 Service Manual DI-106
LANE DEPARTURE WARNING SYSTEM
Revision: 2005 July 2005 FX
LDW Chime Circuit InspectionAKS00C83
1. CHECK LDW CHIME OPERATION
Check LDW chime operation “BUZZER DRIVE” in “ACTIVE TEST”
m

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INFINITI FX35 2005 Service Manual LANE DEPARTURE WARNING SYSTEM DI-107
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Revision: 2005 July 2005 FX
5. CHECK LDW CHIME OPERATION
1. Connect LDW chime connector.
2. Turn ignition switch ON.
3. G

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