Infiniti QX56 (Z62). Manual — part 324
DAS
DIAGNOSIS AND REPAIR WORK FLOW
DAS-333
< BASIC INSPECTION >
[LDW & LDP]
C
D
E
F
G
H
I
J
K
L
M
B
N
P
A
>> GO TO 2.
2.
SELF-DIAGNOSIS WITH CONSULT-III
1.
Perform “All DTC Reading” with CONSULT-III.
2.
Check if the DTC is detected on the self-diagnosis results of “ICC/ADAS” and/or “LANE CAMERA”.
Is any DTC detected?
YES
>> GO TO 5.
NO
>> GO TO 3.
3.
PRE-INSPECTION FOR DIAGNOSIS
Perform pre-inspection for diagnosis. Refer to
DAS-335, "Inspection Procedure"
.
>> GO TO 4.
4.
ACTION TEST
Perform LDW/LDP system action test to check the operation status. Refer to
.
>> GO TO 6.
5.
TROUBLE DIAGNOSIS BY DTC
Perform trouble diagnosis for the detected DTC. Specify a malfunctioning part. Refer to
(LANE CAMERA).
>> GO TO 7.
6.
SYMPTOM DIAGNOSIS
Perform symptom diagnosis. Specify malfunctioning part. Refer to
>> GO TO 7.
7.
MALFUNCTION PART REPAIR
Repair or replace the identified malfunctioning parts.
>> GO TO 8.
8.
REPAIR CHECK (SELF-DIAGNOSIS WITH CONSULT-III)
Perform self-diagnosis with CONSULT-III. Check that any DTC is not detected. Erase DTC if DTC is detected
before the repair. Check that DTC is not detected again.
Is any DTC detected?
YES
>> GO TO 5.
NO
>> GO TO 9.
9.
REPAIR CHECK (ACTION TEST)
Perform LDW/LDP system action test. Also check the system operation.
Does it operate normally?
YES
>> INSPECTION END
NO
>> GO TO 4.
Diagnostic Work Sheet
INFOID:0000000006223728
DESCRIPTION
In general, each customer feels differently about an incident. It is important to fully understand the symptoms
or conditions for a customer complaint.
There are many operating conditions that lead to the malfunction. A good grasp of such conditions can make
troubleshooting faster and more accurate.
Some conditions may cause the lane departure warning lamp to stay ON.
DAS-334
< BASIC INSPECTION >
[LDW & LDP]
DIAGNOSIS AND REPAIR WORK FLOW
Utilize a work sheet sample to organize all of the information for troubleshooting.
KEY POINTS
• WHAT. . System and functions
• WHEN. . Date, Frequencies
• WHERE. . Road conditions
• HOW. . Operating conditions, Symptoms
WORK SHEET SAMPLE
JSOIA0287GB
DAS
PRE-INSPECTION FOR DIAGNOSIS
DAS-335
< BASIC INSPECTION >
[LDW & LDP]
C
D
E
F
G
H
I
J
K
L
M
B
N
P
A
PRE-INSPECTION FOR DIAGNOSIS
Inspection Procedure
INFOID:0000000006223729
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 LANE CAMERA UNIT INSTALLATION CONDITION
Check lane camera unit installation condition (installation position, properly tightened, a bent bracket).
Is it properly installed?
YES
>> GO TO 3.
NO
>> Install lane camera unit properly, and perform camera aiming. Refer to
.
3.
CHECK VEHICLE HEIGHT
Check vehicle height. Refer to
.
Is vehicle height appropriate?
YES
>> INSPECTION END
NO
>> Repair vehicle to appropriate height.
DAS-336
< BASIC INSPECTION >
[LDW & LDP]
ACTION TEST
ACTION TEST
Description
INFOID:0000000006223730
• Perform action test to verify the customer's concern.
• Perform action test and check the system operation after system diagnosis.
WARNING:
Be careful of traffic conditions and safety around the vehicle when performing road test.
CAUTION:
• Fully understand the following items well before the road test;
- Precautions: Refer to
DAS-273, "Precaution for LDW/LDP System Service"
.
- System description for LDW: Refer to
DAS-277, "LANE DEPARTURE WARNING (LDW) SYSTEM :
- System description for LDP: Refer to
DAS-280, "LANE DEPARTURE PREVENTION (LDP) SYSTEM :
- Handling precaution: Refer to
DAS-288, "Precautions for Lane Departure Warning/Lane Departure
Inspection Procedure
INFOID:0000000006223731
WARNING:
Be careful of traffic conditions and safety around the vehicle when performing road test.
CAUTION:
• Fully understand the following items well before the road test;
- Precautions: Refer to
DAS-273, "Precaution for LDW/LDP System Service"
.
- System description for LDW: Refer to
DAS-277, "LANE DEPARTURE WARNING (LDW) SYSTEM :
- System description for LDP: Refer to
DAS-280, "LANE DEPARTURE PREVENTION (LDP) SYSTEM :
- Handling precaution: Refer to
DAS-288, "Precautions for Lane Departure Warning/Lane Departure
1.
ACTION TEST FOR LDW
1.
Drive the vehicle.
2.
Turn warning systems switch ON (warning systems ON indicator is ON).
NOTE:
LDP system is OFF.
3.
Check the LDW operation according to the following table.
NOTE:
Vehicle condition/ Driver's operation
Action
Warning sys-
tems ON indi-
cator
Indication on the combination
meter
Buzzer
Less than
Approx. 60
km/h (40
MPH)
Close to lane marker
No action
ON
OFF
—
Approx. 70
km/h (45
MPH) or
more
Close to lane marker
Warning
• Buzzer sounds
• Warning lamp
blinks
ON
Short contin-
uous beeps
• Close to lane marker
• Turn signal ON (Deviate
side)
No action
ON
OFF
—
JPOIA0018GB
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