Infiniti QX56 (Z62). Manual — part 692
EXL-60
< BASIC INSPECTION >
[XENON TYPE]
DIAGNOSIS AND REPAIR WORKFLOW
>> GO TO 2.
2.
SYMPTOM CHECK
Check the symptom from the customer's information.
>> GO TO 3.
3.
BASIC INSPECTION
Check the operation of each part. Check that any symptom occurs other than the interviewed symptom.
>> GO TO 4.
4.
SELF-DIAGNOSIS WITH CONSULT-III
Perform the self-diagnosis with CONSULT-III. Check that any DTC is detected.
Is any DTC detected?
YES
>> GO TO 5.
NO
>> GO TO 6.
5.
TROUBLE DIAGNOSIS BY DTC
Perform the trouble diagnosis for the detected DTC. Specify the malfunctioning part.
>> GO TO 9.
6.
FAIL-SAFE ACTIVATION CHECK
Check that the symptom is applied to the fail-safe activation.
Does the fail-safe activate?
YES
>> GO TO 7.
NO
>> GO TO 8.
7.
SYSTEM DIAGNOSIS
Perform the system diagnosis for the system that the fail-safe activates. Specify the malfunctioning part.
>> GO TO 9.
8.
SYMPTOM DIAGNOSIS
Perform the symptom diagnosis. Specify the malfunctioning part.
>> GO TO 9.
9.
MALFUNCTION PART REPAIR
Repair or replace the malfunctioning part.
>> GO TO 10.
10.
REPAIR CHECK (SELF-DIAGNOSIS WITH CONSULT-III)
Perform the 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 11.
11.
REPAIR CHECK (OPERATION CHECK)
Check the operation of each part.
Does it operate normally?
YES
>> INSPECTION END
NO
>> GO TO 3.
INSPECTION AND ADJUSTMENT
EXL-61
< BASIC INSPECTION >
[XENON TYPE]
C
D
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F
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A
B
EXL
N
O
P
INSPECTION AND ADJUSTMENT
ADDITIONAL SERVICE WHEN REPLACING CONTROL UNIT (AFS CONTROL
UNIT)
ADDITIONAL SERVICE WHEN REPLACING CONTROL UNIT (AFS CONTROL
UNIT) : Description
INFOID:0000000006213923
Perform “LEVELIZER ADJUSTMENT” with CONSULT-III when replacing the AFS control unit.
ADDITIONAL SERVICE WHEN REPLACING CONTROL UNIT (AFS CONTROL
UNIT) : Special Repair Requirement
INFOID:0000000006213924
1.
LEVELIZER ADJUSTMENT
Perform “LEVELIZER ADJUSTMENT”.
>> Refer to
EXL-61, "LEVELIZER ADJUSTMENT : Special Repair Requirement"
ADDITIONAL SERVICE WHEN REPLACING CONTROL UNIT (HEIGHT SEN-
SOR)
ADDITIONAL SERVICE WHEN REPLACING CONTROL UNIT (HEIGHT SENSOR) :
Description
INFOID:0000000006213925
Perform “LEVELIZER ADJUSTMENT” with CONSULT-III when replacing the height sensor.
ADDITIONAL SERVICE WHEN REPLACING CONTROL UNIT (HEIGHT SENSOR) :
Special Repair Requirement
INFOID:0000000006213926
1.
LEVELIZER ADJUSTMENT
Perform “LEVELIZER ADJUSTMENT”.
>> Refer to
EXL-61, "LEVELIZER ADJUSTMENT : Special Repair Requirement"
LEVELIZER ADJUSTMENT
LEVELIZER ADJUSTMENT : Description
INFOID:0000000006213927
Perform “LEVELIZER ADJUSTMENT” when installing, removing, and replacing the height sensor and the sus-
pension components.
LEVELIZER ADJUSTMENT : Special Repair Requirement
INFOID:0000000006213928
CAUTION:
If perform aiming adjustment after the levelizer initialization, be sure to start the engine running after
turning ignition switch OFF.
1.
CHECK VEHICLE CONDITION
1.
Park the vehicle in the straight-forward position.
2.
Unload the vehicle (no passenger aboard).
>> GO TO 2.
2.
LEVELIZER ADJUSTMENT
CONSULT-III WORK SUPPORT
1.
Select “LEVELIZER ADJUSTMENT” of ADAPTIVE LIGHT work support item.
2.
Select “START”.
3.
When “ADJUSTMENT IS COMPLETED”, select “END”.
CAUTION:
EXL-62
< BASIC INSPECTION >
[XENON TYPE]
INSPECTION AND ADJUSTMENT
If “CAN NOT BE TESTED” is indicated, AFS control unit detects that the height sensor signal
changes. The levelizer adjustment is cancelled. In this case, turn the ignition switch OFF to pre-
vent the vehicle from the height change. Perform the levelizer adjustment again.
Is the levelizer adjustment completed?
YES
>> GO TO 3.
NO
>> Perform the levelizer adjustment again.
3.
SELF-DIAGNOSIS RESULT CHECK
Perform self-diagnosis with CONSULT-III. Check that any DTC is not detected.
Is any DTC detected?
YES
>> GO TO 2.
NO
>> Levelizer adjustment completed
B2503, B2504 SWIVEL ACTUATOR
EXL-63
< DTC/CIRCUIT DIAGNOSIS >
[XENON TYPE]
C
D
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F
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A
B
EXL
N
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DTC/CIRCUIT DIAGNOSIS
B2503, B2504 SWIVEL ACTUATOR
DTC Logic
INFOID:0000000006213929
DTC DETECTION LOGIC
*: Initialization is not included.
DTC CONFIRMATION PROCEDURE
1.
DTC ERASE
Erase the DTC memory of AFS with CONSULT-III.
>> GO TO 2.
2.
CONFIRMATION DTC SELECTION
Select “B2503” or “B2504” for confirmation.
Which DTC is confirmation?
B2503 >> GO TO 3.
B2504 >> GO TO 4.
3.
DTC CONFIRMATION (B2503)
1.
Steer to the straight-forward position.
2.
Start the engine.
3.
Turn AFS switch ON.
4.
Turn the headlamp ON.
5.
Shift the selector lever to “N”.
6.
Steer to the right. (Rotate it once or more.)
7.
Perform the self-diagnosis with CONSULT-III.
Is DTC “B2503” detected?
YES
>> Refer to
.
NO
>> Refer to
GI-40, "Intermittent Incident"
.
4.
DTC CONFIRMATION (B2504)
1.
Steer to the straight-forward position.
2.
Start the engine.
3.
Turn AFS switch ON.
4.
Turn the headlamp ON.
5.
Drive at 25 km/h (15.5 MPH) or more.
6.
Steer to the left. (Rotate it once or more.)
DTC No.
Trouble diagnosis name
DTC detection condition
Possible cause
B2503
Swivel actuator [RH]
AFS control unit indicates an applicable DTC when
detecting any of the following conditions continuous-
ly for 2 seconds or more.
• AFS control unit-recognized swivel position differs
extremely from the swivel position sensor-input
value while the swivel operating.
*
• The swivel position sensor signal does not change
even though AFS control unit transmits the swivel
motor driving signal while the swivel operating
*
.
• The swivel motor short and open is detected while
the swivel operating
*
.
• The swivel position sensor power supply is 6 V or
more, or 4 V or less.
• The swivel position sensor signal is 0.25 V or less,
or 4.75 V or more.
Swivel position sensor
• Swivel position sensor
• Harness and connector
• AFS control unit
Swivel motor
• Swivel motor
• Harness and connector
• AFS control unit
B2504
Swivel actuator [LH]
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