Infiniti QX56 (Z62). Manual — part 292
DAS
NO FORCE GENERATED FOR PUTTING BACK THE ACCELERATOR PEDAL
DAS-205
< SYMPTOM DIAGNOSIS >
[DCA]
C
D
E
F
G
H
I
J
K
L
M
B
N
P
A
NO FORCE GENERATED FOR PUTTING BACK THE ACCELERATOR
PEDAL
Description
INFOID:0000000006223659
The dynamic driver assistance switch can be turned ON/OFF but the actuation force of accelerator pedal is
not generated.
NOTE:
• When the vehicle ahead detection indicator does not illuminate, the control and warning with the system are
not performed.
• The actuation force of accelerator pedal may not be generated sufficiently depending on depressing method
or depressing amount of accelerator pedal.
Diagnosis Procedure
INFOID:0000000006223660
1.
PERFORM THE SELF-DIAGNOSIS
1.
Perform “All DTC Reading” with CONSULT-III.
2.
Check if any DTC is detected in self-diagnosis results of “ICC/ADAS” or “ACCELE PEDAL ACT“.
Is any DTC detected?
YES
>> GO TO 2.
NO
>> GO TO 3.
2.
REPAIR OR REPLACE THE MALFUNCTIONING PARTS
Repair or replace malfunctioning parts. Refer to
(ICC/ADAS) or
(ACCELE PEDAL ACT).
>> GO TO 5.
3.
PERFORM ACTIVE TEST
Check if the accelerator pedal actuator operates by the active test items “ACCELERATOR PEDAL ACTUA-
TOR TEST1” and “ACCELERATOR PEDAL ACTUATOR TEST2” of “ACCELE PEDAL ACT” with CONSULT-
III.
Does it operate?
YES
>> GO TO 4.
NO
>> Replace the accelerator pedal assembly.
4.
CHECK VEHICLE AHEAD DETECTION PERFORMANCE
Understand the vehicle ahead detection condition when the malfunction occurred. If the detecting function is
malfunctioning, check according to
>> INSPECTION END
5.
CHECK DCA SYSTEM
1.
Erase “self-diagnosis result”, and then perform “All DTC Reading” again after performing the action test.
(Refer to
2.
Check if the DCA system is normal.
>> INSPECTION END
DAS-206
< SYMPTOM DIAGNOSIS >
[DCA]
FREQUENTLY CANNOT DETECT THE VEHICLE AHEAD / DETECTION ZONE IS
SHORT
FREQUENTLY CANNOT DETECT THE VEHICLE AHEAD / DETECTION
ZONE IS SHORT
Description
INFOID:0000000006223661
Symptom check: Detection function may become unstable under the following conditions.
• When the reflector of vehicle ahead is broken or dirty.
• When the vehicle is driving on a curve such as S-curve where the curvature changes.
• When the vehicle is driving on up-and-down road or passing the peak or foot of slope or passing the break of
the inclination of hill.
Diagnosis Procedure
INFOID:0000000006223662
1.
VISUAL CHECK (1)
Check ICC sensor body window for contamination and foreign materials.
Do foreign materials adhere?
YES
>> GO TO 2.
NO
>> GO TO 3.
2.
WIPE OUT DIRT AND FOREIGN OBJECTS
Wipe out the contamination and/or foreign materials from the ICC sensor body window.
>> GO TO 7.
3.
VISUAL CHECK (2)
Check ICC sensor body window for cracks and/or scratches.
Are there cracks?
YES
>> GO TO 5.
NO
>> GO TO 4.
4.
LASER BEAM AIMING ADJUSTMENT
1.
Adjust the laser beam aiming. Refer to
2.
Perform action test. Refer to
3.
Check that the vehicle ahead detection performance improves.
Does it improve?
YES
>> INSPECTION END
NO
>> GO TO 5.
5.
REPLACE ICC SENSOR
1.
Replace the ICC sensor. Refer to
2.
Adjust the laser beam aiming. Refer to
3.
Perform action test. Refer to
4.
Check that the vehicle ahead detection performance improves.
Does it improve?
YES
>> INSPECTION END
NO
>> GO TO 6.
6.
REPLACE ADAS CONTROL UNIT
Replace the ADAS control unit. Refer to
DAS-63, "Removal and Installation"
>> GO TO 7.
7.
CHECK DCA SYSTEM
1.
Erase “self-diagnosis result”, and then perform “All DTC Reading” again after performing the action test.
(Refer to
2.
Check that the DCA system is normal.
DAS
FREQUENTLY CANNOT DETECT THE VEHICLE AHEAD / DETECTION ZONE IS
SHORT
DAS-207
< SYMPTOM DIAGNOSIS >
[DCA]
C
D
E
F
G
H
I
J
K
L
M
B
N
P
A
>> INSPECTION END
DAS-208
< SYMPTOM DIAGNOSIS >
[DCA]
THE SYSTEM DOES NOT DETECT THE VEHICLE AHEAD AT ALL
THE SYSTEM DOES NOT DETECT THE VEHICLE AHEAD AT ALL
Description
INFOID:0000000006223663
When DCA system is active, the DCA system does not perform any control even through there is a vehicle
ahead.
Diagnosis Procedure
INFOID:0000000006223664
1.
CHECK INFORMATION DISPLAY
1.
Start the self-diagnosis mode of combination meter. Refer to
MWI-29, "On Board Diagnosis Function"
.
2.
Check that the segment of information display is displayed normally.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Replace the combination meter.
2.
VISUAL CHECK (1)
Check ICC sensor body window for contamination and/or foreign materials.
Do foreign materials adhere?
YES
>> GO TO 3.
NO
>> GO TO 4.
3.
WIPE OUT DIRT AND FOREIGN MATERIALS
Wipe out the contamination and/or foreign materials from the ICC sensor body window.
>> GO TO 8.
4.
VISUAL CHECK (2)
Check ICC sensor body window for cracks and/or scratches.
Are there cracks?
YES
>> GO TO 6.
NO
>> GO TO 5.
5.
LASER BEAM AIMING ADJUSTMENT
1.
Adjust the laser beam aiming. Refer to
2.
Perform action test. Refer to
3.
Check that the vehicle ahead detection performance improves.
Does it improve?
YES
>> INSPECTION END
NO
>> GO TO 6.
6.
REPLACE ICC SENSOR
1.
Replace the ICC sensor. Refer to
2.
Adjust the laser beam aiming. Refer to
3.
Perform action test. Refer to
4.
Check that the vehicle ahead detection performance improves.
>> GO TO 7.
7.
REPLACE ADAS CONTROL UNIT
Replace the ADAS control unit. Refer to
DAS-63, "Removal and Installation"
>> GO TO 8.
8.
CHECK DCA SYSTEM
1.
Erase “self-diagnosis result”, and then perform “All DTC Reading” again after performing the action test.
(Refer to
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