2008 INFINITI FX35 Service Manual

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Page 1209 of 3924

INFINITI FX35 2008 Service Manual
LANE DEPARTURE WARNING SYSTEMDI-83
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1. Select “Active Test”.
2. Select any field, “BUZZER DRIVE ”, “SYSTEM ON LAMP DRIVE” and “IN

LANE DEPARTURE WARNING SYSTEMDI-83
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1. Select “Active Test”.
2. Select any field, “BUZZER DRIVE ”, “SYSTEM ON LAMP DRIVE” and “INDICATOR LAMP DRIVE”, on
selection screen.
3. Select necessary item and “Start”.
4. Active test screen will be shown.
Display Item
BUZZER DRIVE
Select “On” and “Off” to check if LDW chime operates as follows.
SYSTEM ON LAMP DRIVE
Select “ON” and “OFF” to check if LDW s ystem ON indicator operates as follows.
NOTE:
Perform “SYSTEM ON LAMP DRIVE” when LDW system ON indicator turns OFF.
INDICATOR LAMP DRIVE
Select “On” and “Off” to check that LDW indicator lamp operates as follows.
Trouble DiagnosisINFOID:0000000001328501
HOW TO PERFORM TROUBLE DIAGNOSIS
1. Check the symptom and customer complaint.
2. Understand the outline of system. Refer to DI-69, "
System Description".
3. Perform the preliminary inspection. Refer to DI-84, "
Preliminary Check".
4. Referring to symptom chart, repair or replace the cause of the malfunction. Refer to "SYMPTOM CHART".
5. Erase DTC and perform self-diagnosis of LDW sys tem again. Then perform LDW system running test.
Refer to DI-81, "
CONSULT-III Function (LDW)" and DI-71, "Action Test".
6. Does LDW system operate normally? If it oper ates normally, GO TO 7. If not, GO TO 3.
7. INSPECTION END
SYMPTOM CHART
Active test item Operation item Function
BUZZER DRIVE LDW chime This test is able to check LDW chime operation.
SYSTEM ON LAMP DRIVE LDW system ON indicator This test is able to check LDW system ON indicator operation.
INDICATOR LAMP DRIVE LDW indicator lamp This test is able to check LDW indicator lamp operation.
“BUZZER DRIVE”
Select “On” : LDW chime is activated.
Select “Off” : LDW chime is not activated.
“SYSTEM ON LAMP DRIVE”
Select “On” : LDW system ON indicator illuminates.
Select “Off” : LDW system ON indicator turns OFF.
“INDICATOR LAMP DRIVE”
Select “On” : LDW indicator lamp illuminates.
Select “Off” : LDW indicator lamp OFF.
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Page 1210 of 3924

INFINITI FX35 2008 Service Manual
DI-84
< SERVICE INFORMATION >
LANE DEPARTURE WARNING SYSTEM
Preliminary Check
INFOID:0000000001328502
1.CHECK CAMERA LENS AND WINDSHIELD
Are camera lens and windshield contaminated with foreign mate

DI-84
< SERVICE INFORMATION >
LANE DEPARTURE WARNING SYSTEM
Preliminary Check
INFOID:0000000001328502
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.
2.CHECK CAMERA UNIT IN STALLATION CONDITION
Check camera unit installation condition (installat ion position, properly tightened, a bent bracket).
OK or NG
OK >> GO TO 3.
NG >> Install camera unit properly, and adjust camera aiming. Refer to DI-71, "
Camera Aiming Adjust-
ment".
3.CHECK VEHICLE HEIGHT
Check vehicle height. Refer to GI-47, "
Dimensions".
Is vehicle height appropriate?
OK >> GO TO 4.
NG >> Repair vehicle to appropriate height.
4.CHECK LDW CAMERA UNIT (CONSULT-III)
Perform self-diagnosis of LDW camera unit. Refer to DI-81, "
CONSULT-III Function (LDW)".
Self
-diagnosis results
No malfunction detected >> GO TO 5.
Malfunction detected >> Check applicable parts, and repair or replace corresponding parts.
5.CHECK COMBINATION METER
Check combination meter function.
Do speedometer and turn signal indicator normal function?
YES >> INSPECTION END
NO >> Check combination meter. Refer to DI-15, "
Trouble Diagnosis".
Power Supply and Ground Circuit InspectionINFOID:0000000001328503
1.CHECK FUSE
Check for blown LDW camera unit fuse.
Symptom Diagnoses/Service procedure
LDW system is not activated.
(LDW system ON indicator turns ON/OFF.) Perform the following inspections.
1.
DI-86, "
LDW Chime Circuit Inspection"
2.DI-90, "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-88, "
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-71, "
Camera Aiming Adjustment".
Functions when changing the course to the turn signal direction. Perform
DI-91, "
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-90, "
LDW Indicator Lamp Circuit Inspection".
Replace LDW camera unit, check function in the above inspection.
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Page 1211 of 3924

INFINITI FX35 2008 Service Manual
LANE DEPARTURE WARNING SYSTEMDI-85
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OK or NG
OK >> GO TO 2.
NG >> Be sure to eliminate cause of malfunction before installing new fuse. Refer to

Page 1212 of 3924

$INFINITI FX35 2008 Service Manual DI-86 < SERVICE INFORMATION > LANE DEPARTURE WARNING SYSTEM Perform self-diagnosis of ABS actuator and electric unit (control unit). Refer to \ BRC-26, "CONSULT-III Func- tions (ABS)". Self -diagnosi$

Page 1213 of 3924

INFINITI FX35 2008 Service Manual
LANE DEPARTURE WARNING SYSTEMDI-87
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4. Check voltage between warning chime harness connector M97 terminal 1 and ground.
OK or NG
OK >> GO TO 3.

Page 1214 of 3924

INFINITI FX35 2008 Service Manual
DI-88
< SERVICE INFORMATION >
LANE DEPARTURE WARNING SYSTEM
LDW Switch Circuit Inspection
INFOID:0000000001328511
1.CHECK OPERATION OF LDW SYSTEM ON INDICATOR
1. Turn ignition switch ON.
2. Check LDW

Page 1215 of 3924

INFINITI FX35 2008 Service Manual
LANE DEPARTURE WARNING SYSTEMDI-89
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6.CHECK OPERATION OF LDW SYSTEM ON INDICATOR
Check LDW system ON indicator oper ation “SYSTEM ON LAMP DRI

Page 1216 of 3924

INFINITI FX35 2008 Service Manual
DI-90
< SERVICE INFORMATION >
LANE DEPARTURE WARNING SYSTEM
3. Apply ground to LDW switch terminal 2.
4. Check condition of the LDW system ON indicator.
OK or NG
OK >> Replace LDW camera unit.
NG >>

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