Infiniti Q45. Manual - part 305

 

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Infiniti Q45. Manual - part 305

 

 

LANE DEPARTURE WARNING SYSTEM

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CONSULT-II Function (LDW)

NKS002C0

DESCRIPTION

CONSULT-II can display each diagnostic item using the diagnostic test modes shown following.

CONSULT-II OPERATION

Refer to 

GI-36, "CONSULT-II Start Procedure"

 .

WORK SUPPORT
Operation Procedure

Touch “WORK SUPPORT” on “SELECT DIAG MODE” screen.

Display Item List

SELF-DIAG RESULTS
Operation Procedure

1.

Touch “SELF-DIAG RESULTS” on “SELECT DIAG MODE” screen.

2.

See the displayed result of self-diagnosis.

Display Item List

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.

System

Diagnosis mode

Description

Reference 

page

LDW

WORK SUPPORT

Displays causes of automatic cancellation of the LDW system.

DI-87

SELF-DIAG RESULTS

Displays malfunctioning system memorized in LDW camera unit.

DI-87

DATA MONITOR

Displays real-time input/output data of LDW camera unit.

DI-88

CAN DIAG SUPPORT MNTR

Displays the results of transmit/receive diagnosis of CAN communication.

LAN-17

ACTIVE TEST

Enables operation check of electrical loads by sending driving signal to them.

DI-89

ECU PART NUMBER

Displays part number of LDW camera unit.

Operation

Function

Reference page

AUTO AIM

LDW camera unit calculates dislocation of the camera. Adjustment direction is displayed.

 

DI-74

Display item [Code]

Malfunction is detected when...

Reference 

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CAMERA UNIT MALF

[C1B00]

LDW camera unit internal malfunction

DI-92

CAM AIMING INCMP

[C1B01]

LDW camera aiming is not adjusted.

DI-92

VHCL SPD DATA MALF

[C1B02]

LDW camera unit detected different vehicle speed signal from TCM and ABS 
actuator and electric unit (control unit).

DI-92

ABNRML TEMP DETECT

[C1B03]

Temperature around LDW camera unit is excessively high.

DI-92

CAN COMM CIRCUIT

[U1000]

LDW camera unit detected CAN communication malfunction.

DI-93

CONTROL UNIT (CAN)

[U1010]

LDW camera unit detected internal CAN communication circuit malfunction.

DI-93

DI-88

LANE DEPARTURE WARNING SYSTEM

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.

Display Item List

 Display 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 
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 ICC unit through CAN communication.

NOTE:
It dose not display when hazard switch turns ON.

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]

[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 ROLL

[deg] 

Displays camera unit installation condition.

FCTRY AIM PIT

[deg] 

Displays camera unit installation condition.

XOFFSET

[pixel] 

Displays camera unit installation condition.

LANE DEPARTURE WARNING SYSTEM

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ACTIVE TEST

CAUTION:

Never perform the active test while driving.

Active test cannot be started while LDW indicator lamp is illuminated.

1.

Touch “ACTIVE TEST” on “SELECT DIAG MODE” screen. Refer to 

DI-87, "CONSULT-II OPERATION"

 .

2.

Touch any field, “BUZZER DRIVE ”, “SYSTEM ON LAMP DRIVE” and “INDICATOR LAMP DRIVE”, on
selection screen.

3.

Touch necessary item and “START”.

4.

Active test screen will be shown.

Display Item List

BUZZER DRIVE

Touch “ON” and “OFF” to check if LDW chime operates as follows.

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.

Display item

Operation item

Function

Reference 

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BUZZER DRIVE

LDW chime

Checks LDW chime operation.

 

DI-89

SYSTEM ON LAMP DRIVE

LDW system ON indicator

Checks LDW system ON indicator operation.

DI-89

INDICATOR LAMP DRIVE

LDW indicator lamp

Checks LDW indicator lamp operation.

DI-89

“BUZZER DRIVE”

Touch “ON”

: LDW chime is activated.

Touch “OFF”

: LDW chime is not activated.

SKIB1787E

“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

DI-90

LANE DEPARTURE WARNING SYSTEM

Trouble Diagnosis

NKS002C1

HOW TO PERFORM TROUBLE DIAGNOSIS

1.

Check the symptom and customer complaint.

2.

Understand the outline of system. Refer to 

DI-71, "System Description"

 .

3.

Perform the preliminary inspection. Refer to 

DI-90, "PRELIMINARY INSPECTION"

 .

4.

Referring to symptom chart, make sure the cause of the malfunction and repair or replace applicable
parts. Refer to 

DI-91, "SYMPTOM CHART"

 .

5.

Erase DTC and perform self-diagnosis of LDW system again. Then perform LDW system running test.
Refer to 

DI-87, "CONSULT-II Function (LDW)"

  and 

DI-73, "LDW SYSTEM RUNNING TEST"

 .

6.

Does LDW system operate normally? If yes, GO TO 7. If no, GO TO 3.

7.

INSPECTION END

PRELIMINARY INSPECTION

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 INSTALLATION CONDITION

Check camera unit installation condition (installation 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-74, "Camera Aiming Adjust-

ment"

 .

3. 

CHECK VEHICLE HEIGHT

Check vehicle height. Refer to 

MA-28, "SERVICE DATA AND SPECIFICATIONS (SDS)"

 .

Is vehicle height appropriate?

OK

>> GO TO 4.

NG

>> Repair vehicle to appropriate height.

4. 

CHECK LDW CAMERA UNIT (CONSULT-II)

Perform self-diagnosis of LDW camera unit. Refer to 

DI-87, "CONSULT-II Function (LDW)"

 .

Self-diagnostic results content

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 function normally?

YES

>> INSPECTION END

NO

>> Check combination meter. Refer to 

DI-16, "Trouble Diagnosis"

 .

 

 

 

 

 

 

 

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