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![INFINITI FX35 2004 Service Manual ACS-56
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TROUBLE DIAGNOSIS FOR SELF-DIAGNOSTIC ITEMS
Revision: 2004 November 2004 FX35/FX45
4. CHECK SHIFT POSITION SIGNAL
With CONSULT-II
With TCM diagnosis, check that shift operates normally. INFINITI FX35 2004 Service Manual ACS-56
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TROUBLE DIAGNOSIS FOR SELF-DIAGNOSTIC ITEMS
Revision: 2004 November 2004 FX35/FX45
4. CHECK SHIFT POSITION SIGNAL
With CONSULT-II
With TCM diagnosis, check that shift operates normally.](/manual-img/42/57021/w960_57021-64.png)
ACS-56
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TROUBLE DIAGNOSIS FOR SELF-DIAGNOSTIC ITEMS
Revision: 2004 November 2004 FX35/FX45
4. CHECK SHIFT POSITION SIGNAL
With CONSULT-II
With TCM diagnosis, check that shift operates normally. Refer to AT- 11 2 , "DTC P0705 PARK/NEUTRAL
POSITION SWITCH" .
OK or NG
OK >>Check harness between park/neutral position switch and smart entrance control unit.
After repair, erase DTC and perform ICC system running test. Then, perform self-diagnosis of
ICC system again.
NG >>
Perform TCM diagnosis.
After repair, erase DTC and perform ICC system running test. Then, perform self-diagnosis of
ICC system again.
DTC 97 AT CIRCUITAKS007IC
1. CHECK AT CIRCUIT
With CONSULT-II
With TCM diagnosis, check that shift operates normally. Refer to AT- 11 2 , "DTC P0705 PARK/NEUTRAL
POSITION SWITCH" .
OK or NG
OK >> Replace ICC unit. erase DTC and perform self-diagnosis of ICC system again.
NG >>
Perform TCM diagnosis.
After repair, erase DTC and perform self-diagnosis of ICC system again.
DTC 98 GEAR POSITIONAKS007ID
1. DIAGNOSTIC CHECK
With CONSULT-II
Is “DTC 43 ABS/TCS/VDC CIRC” or “DTC 41 VHCL SPEED SE CIRC” indicated in self-diagnosis display
item?
YES or NO
YES >> Repair or replace applicable item. Erase DTC and perform self-diagnosis of ICC system again.
NO >> GO TO 2.
2. CHECK VEHICLE SPEED SIGNAL
With CONSULT-II
With data monitor, check that “VHCL SPEED SE” is normal.
OK or NG
OK >> GO TO 3.
NG >> Replace ICC unit. Erase DTC and perform self-diagnosis of ICC system again.
3. CHECK SHIFT GEAR POSITION
Check that gear positions are correct in A/T.
OK or NG
OK >> GO TO 5.
NG >> GO TO 4.
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With TCM data monitor wi](/manual-img/42/57021/w960_57021-65.png)
TROUBLE DIAGNOSIS FOR SELF-DIAGNOSTIC ITEMS
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4. CHECK TCM GEAR POSITION SIGNAL
With CONSULT-II
With TCM data monitor with CONSULT-II, check that gear positions are correct.
OK or NG
OK >> Replace ICC unit. Erase DTC and perform self-diagnosis of ICC system again.
NG >>
Perform TCM diagnosis.
After repair, erase DTC and perform self-diagnosis of ICC system again.
5. CHECK TCM TURBINE ROTATION
With CONSULT-II
With TCM diagnosis, check that turbine rpm is normal. Refer to AT- 1 4 3 , "DTC P1716 TURBINE REVOLU-
TION SENSOR" .
OK or NG
OK >> Replace ICC unit. Erase DTC and perform self-diagnosis of ICC system again.
NG >>
Perform TCM diagnosis.
After repair, erase DTC and perform self-diagnosis of ICC system again.
DTC 102 RADAR STAINAKS006ZI
1. VISUAL INSPECTION (1)
Check that there is no contamination and foreign material on ICC sensor body window.
OK or NG
OK >> GO TO 2.
NG >>
If any, remove them.
After that, erase DTC and perform ICC system running test. Then perform self-diagnosis of ICC
system again.
2. VISUAL INSPECTION (2)
Check ICC sensor body window for cracks.
OK or NG
OK >> GO TO 3.
NG >>
Replace ICC sensor, and adjust laser beam.
After that, erase DTC and perform ICC system running test. Then perform self-diagnosis of ICC
system again.
3. ASKING COMPLAINTS
1. Is there any trace of contamination or foreign material on ICC sensor?
2. Is there any possibility that vehicle was driven in snow or ICC sensor was frosted?
3. Is there any possibility that ICC sensor was fogged temporarily? (Front window glass may have also
tended to be fogged.)
Ye s o r N o
Yes >> Explain difference in displays between contamination detection result and current indication to
customer, and tell them “This is not malfunction”.
No >>
Replace ICC sensor, and adjust laser beam aiming.
After that, erase DTC and perform ICC system running test. Then perform self-diagnosis of ICC
system again.
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![INFINITI FX35 2004 Service Manual ACS-58
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TROUBLE DIAGNOSIS FOR SELF-DIAGNOSTIC ITEMS
Revision: 2004 November 2004 FX35/FX45
DTC 103 LASER SENSOR FAILAKS006ZJ
1. DIAGNOSTIC CHECK
Are “DTC 11 CONTROL UNIT” or “DTC 20 CAN C INFINITI FX35 2004 Service Manual ACS-58
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TROUBLE DIAGNOSIS FOR SELF-DIAGNOSTIC ITEMS
Revision: 2004 November 2004 FX35/FX45
DTC 103 LASER SENSOR FAILAKS006ZJ
1. DIAGNOSTIC CHECK
Are “DTC 11 CONTROL UNIT” or “DTC 20 CAN C](/manual-img/42/57021/w960_57021-66.png)
ACS-58
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Revision: 2004 November 2004 FX35/FX45
DTC 103 LASER SENSOR FAILAKS006ZJ
1. DIAGNOSTIC CHECK
Are “DTC 11 CONTROL UNIT” or “DTC 20 CAN COMM CIRCUIT” item indicated in self-diagnosis display
item?
YES or NO
YES >> GO TO APPLICABLE ITEM INSPECTION. Refer to ACS-41, "DTC 11 CONTROL UNIT" , and
ACS-41, "
DTC 20 CAN COMM CIRCUIT" .
NO >>
Replace ICC sensor, and adjust laser beam aiming.
After that, erase DTC and perform ICC system running test. Then perform self-diagnosis of ICC
system again.
DTC 104 LASER AIMING INCMPAKS006ZK
1. DIAGNOSTIC CHECK
1. Adjust laser beam aiming. Erase DTC and perform ICC system running test.
2. After that, perform self-diagnosis of ICC system. Is “DTC 104 LASER AIMING INCMP” indicated?
YES or NO
YES >>Replace ICC sensor, and adjust laser beam aiming.
After that, erase DTC and perform ICC system running test. Then perform self-diagnosis of ICC
system again.
NO >> INSPECTION END
DTC 107 LASER COMM FAILAKS006ZL
1. DIAGNOSTIC CHECK
Is “DTC 11 CONTROL UNIT” or “DTC 20 CAN COMM CIRCUIT” items other than “DTC 107 LASER
COMM FAIL” indicated in the self-diagnosis display item?
YES or NO
YES >> GO TO APPLICABLE ITEM INSPECTION. Refer to ACS-41, "DTC 11 CONTROL UNIT" , and
ACS-41, "
DTC 20 CAN COMM CIRCUIT" .
NO >>
Replace ICC sensor. Adjust laser beam aiming.
After that, erase DTC and perform ICC system running test. Then perform self-diagnosis of ICC
system again.
DTC 109 LASER HIGH TEMPAKS006ZM
1. CHECK SYMPTOM
Is cooling system malfunctioning?
YES or NO
YES >>Repair cooling system.
After that, erase DTC and perform ICC system running test. Then perform self-diagnosis of ICC
system again.
NO >>
Replace ICC sensor, and adjust laser beam aiming.
After repair, erase DTC. Then perform ICC system running test, and perform self-diagnosis of
ICC unit.
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TROUBLE DIAGNOSIS FOR SYMPTOMSPFP:00007
Symptom ChartAKS006ZN
Symptoms Reference page
Oper INFINITI FX35 2004 Service Manual TROUBLE DIAGNOSIS FOR SYMPTOMS
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Symptoms Reference page
Oper](/manual-img/42/57021/w960_57021-67.png)
TROUBLE DIAGNOSIS FOR SYMPTOMS
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Symptoms Reference page
OperationON/OFF switch does not switch ON.Symptom 1
ACS-60
ON/OFF switch does not switch OFF.Symptom 1
ACS-60
Cruise does not function for setting (powering functions).Symptom 2
ACS-60
CANCEL switch does not function.Symptom 3
ACS-61
Resume does not function.Symptom 3
ACS-61
The set speed does not increase.Symptom 3
ACS-61
The set distance to the vehicle ahead cannot be changed.Symptom 3
ACS-61
The ICC is not cancelled when the gear is in other than D.Symptom 4
ACS-62
Display/ChimeThe ICC system display does not appear.Check combination meter.
Refer to DI-13, "
How to Pro-
ceed With Trouble Diagnosis"
Chime does not function.Symptom 5
ACS-62
Control Driving force is hunting.Symptom 6
ACS-63
Function to detect the vehicle
aheadThe system frequently cannot detect the vehicle ahead.Symptom 7
ACS-63
The distance to detect the vehicle ahead is short.Symptom 7
ACS-63
The system misidentifies a vehicle even though there is no
vehicle ahead.
Refer to ACS-12, "LASER
BEAM AIMING ADJUST-
MENT"
Refer to ACS-9, "ICC Sys-
tem Running Test"
The system misidentifies a vehicle in the next lane.
Refer to ACS-12, "LASER
BEAM AIMING ADJUST-
MENT"
Refer to ACS-9, "ICC Sys-
tem Running Test"
The system does not detect a vehicle at all.Symptom 8
ACS-63
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![INFINITI FX35 2004 Service Manual ACS-60
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TROUBLE DIAGNOSIS FOR SYMPTOMS
Revision: 2004 November 2004 FX35/FX45
Symptom 1: ON/OFF Switch Does Not Switch ON*1 . ON/OFF Switch Does Not
Switch OFF
*2 .AKS006ZO
NOTE:
*1:The ICC sys INFINITI FX35 2004 Service Manual ACS-60
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TROUBLE DIAGNOSIS FOR SYMPTOMS
Revision: 2004 November 2004 FX35/FX45
Symptom 1: ON/OFF Switch Does Not Switch ON*1 . ON/OFF Switch Does Not
Switch OFF
*2 .AKS006ZO
NOTE:
*1:The ICC sys](/manual-img/42/57021/w960_57021-68.png)
ACS-60
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TROUBLE DIAGNOSIS FOR SYMPTOMS
Revision: 2004 November 2004 FX35/FX45
Symptom 1: ON/OFF Switch Does Not Switch ON*1 . ON/OFF Switch Does Not
Switch OFF
*2 .AKS006ZO
NOTE:
*1:The ICC system display in the combination meter does not illuminate.
*2:The ICC system display in the combination meter remains powered.
1. CHECK ON/OFF SWITCH
With CONSULT-II
With data monitor, check that ON/OFF switch operates normally.
OK or NG
OK >> GO TO 2.
NG >> GO TO 3.
2. CHECK CONNECTOR ICC UNIT
1. Turn ignition switch OFF.
2. Disconnect ICC unit connector.
3. Check connector housing for disconnected, loose, bent, and collapsed terminals.
OK or NG
OK >> GO TO 3.
NG >>
Poor connector connection.
Repair ICC unit connector. After repair, erase DTC and perform ICC system running test. Then
perform self-diagnosis of ICC system again.
3. DIAGNOSIS CHECK
With CONSULT-II
Perform self-diagnosis with CONSULT-II.Is“CAN COMM CIRCUIT”indicated?
YES or NO
YES >> Refer toACS-41, "DTC 20 CAN COMM CIRCUIT"
NO >> Refer toACS-45, "DTC 46 OPERATION SW CIRC"
Symptom 2: The ICC System Cannot Be Set (ON/OFF Switch Turns On/Off).AKS006ZP
The ICC cannot be set in the following cases.
When the vehicle speed is not in range of approx. 25 MPH (40 km/h) to 90 MPH (144 km/h).
When the A/T selector lever is in gears other than ‘D’.
While the brake is in operation.
1. CHECK OF CAUSE OF AUTOMATIC CANCELLATION
With CONSULT-II
1. With “CAUSE OF AUTO-CANCEL” in work support, check if any cause of cancellation exists.
OK or NG
OK >>Cancel with appropriate cause.
For causes A, B, or C, go to specified diagnosis.
A:“OPE SW VOLT CIRC” : Refer to ACS-45, "
DTC 46 OPERATION SW CIRC" .
B:“ VHCL SPD UNMATCH” : Refer to ACS-42, "
DTC 41 VHCL SPEED SE CIRC" .
C:“IGN LOW VOLT” : Refer to ACS-42, "
DTC 31 POWER SUPPLY CIR, DTC 34
POWER SUPPLY CIR 2" .
NG >> GO TO 2.
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2. PERFORM SELF-DIAGNOSIS
With CONSULT-II
1. Perform CONSULT-II self-diagnosis to check for malfunctioning items.
OK or NG
OK >> GO TO 3.
NG >> After repairing or replacing malfunctioning part, erase DTC. Perform ICC system running test, and
then perform self-diagnosis of ICC system again.
3. CHECK SWITCHES AND VEHICLE SPEED SIGNAL
With CONSULT-II
1. With data monitor, check that switches and vehicle speed signal operate normally. Refer to ACS-32,
"DATA MONITOR" .
A: VHCL SPEED SE B: D RANGE SW
C: BRAKE SW D: SET/COAST SW
OK or NG
OK >> After replacing ICC unit, erase DTC. Perform ICC system running test, and then perform self-diag-
nosis of ICC system again.
NG >>
A: Refer to ACS-42, "DTC 41 VHCL SPEED SE CIRC" .
B: Refer to ACS-62, "Symptom 4: The ICC System Is Not Cancelled When the Gear Is in Other
Than ‘D’." .
C: Refer to ACS-43, "DTC 45 BRAKE SW/STOP L SW" .
D: Refer to ACS-45, "DTC 46 OPERATION SW CIRC" .
Symptom 3: The ICC System Cannot Be Operated by the CANCEL Switch,
ACCEL/RES Switch, or DISTANCE Switch.
AKS006ZQ
RESUME does not function in the following cases:
When ON/OFF switch is turned off once.
When the vehicle speed is less than 25 MPH (40 km/h).
1. CHECK SWITCH
With CONSULT-II
1. With data monitor, check that switches operate normally.
“RESUME/ACC SW”, “CANCEL SW”, “DISTANCE ADJ”.Refer to ACS-32, "
DATA MONITOR" .
OK or NG
OK >> After replacing ICC unit, erase DTC. Perform ICC system running test, and then perform self-diag-
nosis of ICC system again.
NG >> GO TO 2.
2. CHECK DIAGNOSIS
With CONSULT-II
Perform self-diagnosis with CONSULT-II. Is “CAN COMM CIRCUIT” indicated?
YES or NO
YES >> Refer to ACS-41, "DTC 20 CAN COMM CIRCUIT" .
NO >> Refer to ACS-45, "
DTC 46 OPERATION SW CIRC" .
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TROUBLE DIAGNOSIS FOR SYMPTOMS
Revision: 2004 November 2004 FX35/FX45
Symptom 4: The ICC System Is Not Cancelled When the Gear Is in Other Than
‘D’.
AKS006ZR
1. CHECK D RANGE SWITCH
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TROUBLE DIAGNOSIS FOR SYMPTOMS
Revision: 2004 November 2004 FX35/FX45
Symptom 4: The ICC System Is Not Cancelled When the Gear Is in Other Than
‘D’.
AKS006ZR
1. CHECK D RANGE SWITCH](/manual-img/42/57021/w960_57021-70.png)
ACS-62
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Revision: 2004 November 2004 FX35/FX45
Symptom 4: The ICC System Is Not Cancelled When the Gear Is in Other Than
‘D’.
AKS006ZR
1. CHECK D RANGE SWITCH
With CONSULT-II
1. With data monitor, check that “D RANGE SW” operates normally.Refer to ACS-32, "
DATA MONITOR" .
OK or NG
OK >> After replacing ICC unit, erase DTC. Perform ICC system running test, and then perform self-diag-
nosis of ICC system again.
NG >> GO TO 2.
2. CHECK CAN COMMUNICATION
With CONSULT-II
1. With CONSULT-II self-diagnosis, check that “CAN COMM CIRCUIT” item exists.
OK or NG
OK >> GO TO 3.
NG >> Refer to ACS-41, "
DTC 20 CAN COMM CIRCUIT" .
3. CHECK D RANGE SWITCH
1. With TCM data monitor, check that “D” position switch operates normally.
OK or NG
OK >> After replacing ICC unit. Perform ICC system running test, and then perform self-diagnosis of ICC
system again.
NG >> After repairing or replacing malfunctioning part. Perform ICC system running test, and then per-
form self-diagnosis of ICC system again.
Symptom 5: Chime Does Not Sound.AKS006ZS
The chime may not sound occasionally in the following cases even if the distance from the vehicle ahead is
short:
When the speed difference from that of the vehicle ahead is small (both vehicles driving at similar speed).
When the vehicle ahead drives at faster speed (the actual distance is increasing).
When depressing the accelerator.
Chime does not sound when the vehicle is not driving.
Chime does not sound when the system does not detect any vehicle ahead. (Diagnose the conditions
under which the system is detecting the vehicle ahead and when the system is malfunctioning. If there is
any malfunction in detecting the vehicle ahead, check the system following the ACS-63, "
Symptom 7: The
ICC System Frequently Cannot Detect the Vehicle Ahead/The Detection Zone Is Short." .
1. CHECK ICC WARNING CHIME
With CONSULT-II
1. With active test, check that ICC warning chime operates normally.
OK or NG
OK >> Determine preceding vehicle detection status when malfunction occurred. If chime should have
sounded: after replacing ICC unit. Perform ICC system running test, and then perform self-diag-
nosis of ICC system again.
NG >> GO TO 2.
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TROUBLE DIAGNOSIS FOR SYMPTOMS
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2. CAN COMMUNICATION INSPECTION
With CONSULT-II
1. With CONSULT-II self-diagnosis, check that “CAN COMM CIRCUIT” item exists.
OK or NG
OK >> Refer to ACS-41, "DTC 20 CAN COMM CIRCUIT" .
NG >> After replacing combination meter, erase DTC. Perform ICC system running test, and then per-
form self-diagnosis of ICC system again.
Symptom 6: Driving Force Is Hunting.AKS006ZU
1. CHECK ECM
1. Perform self-diagnosis of ECM.
OK or NG
OK >> Refer toACS-63, "Symptom 7: The ICC System Frequently Cannot Detect the Vehicle Ahead/The
Detection Zone Is Short." .
NG >> After repairing applicable parts, erase DTC. Perform ICC system running test, and then perform
self-diagnosis of ICC system again.
Symptom 7: The ICC System Frequently Cannot Detect the Vehicle Ahead/The
Detection Zone Is Short.
AKS006ZV
The detection function may become unstable in the following cases:
When the reflector of the vehicle ahead is deficient/ not clean enough to reflect the radar.
When driving a road with extremely sharp corners.
When the radar cannot detect the reflector of the vehicle ahead as the vehicle ahead is passing a hill or
passing the peak.
1. VISUAL CHECK
1. Check ICC sensor body window for contamination and foreign materials.
OK or NG
OK >> If any contamination or foreign materials are found, remove them. Then perform ICC system run-
ning test.
NG >> GO TO 2.
2. CHECK FUNCTION
1. After adjusting ICC sensor beam aiming, perform ICC system running test. Check that preceding vehicle
detection performance has been improved.
OK or NG
OK >> INSPECTION END
NG >>
Replace ICC sensor, and perform laser beam aiming adjustment.
After performing above. Perform ICC system running test, and then perform self-diagnosis of
ICC system again.
Symptom 8: The System Does Not Detect the Vehicle Ahead at All.AKS006ZW
1. VISUAL CHECK
1. With ignition switch turned ON (engine not started), check that all indicator lamps in ICC system display
are continuously lit. (Check for a missing segment in preceding vehicle detection display.)
OK or NG
OK >> GO TO 2.
NG >> Check for combination meter. Refer to DI-13, "
How to Proceed With Trouble Diagnosis" in DI.