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![INFINITI FX35 2004 Service Manual ACS-32
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TROUBLE DIAGNOSIS — GENERAL DESCRIPTION
Revision: 2004 November 2004 FX35/FX45
DATA MONITOR
Operation Procedure
1. Touch “DATA MONITOR” on the selection screenACS-30,
"CONSULT-II IN INFINITI FX35 2004 Service Manual ACS-32
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TROUBLE DIAGNOSIS — GENERAL DESCRIPTION
Revision: 2004 November 2004 FX35/FX45
DATA MONITOR
Operation Procedure
1. Touch “DATA MONITOR” on the selection screenACS-30,
"CONSULT-II IN](/manual-img/42/57021/w960_57021-40.png)
ACS-32
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TROUBLE DIAGNOSIS — GENERAL DESCRIPTION
Revision: 2004 November 2004 FX35/FX45
DATA MONITOR
Operation Procedure
1. Touch “DATA MONITOR” on the selection screenACS-30,
"CONSULT-II INSPECTION PROCEDURE" .
2. Touch any of “ECU INPUT SIGNALS”, “MAIN SIGNALS”, and
“SELECTION FROM MENU” on selection screen.
3. Touch “SETTING”.
4. Display the data monitor.
5. If necessary, touch “COPY” in turn, and print data.
Monitored Item
×: Applicable
PKIA8868E
Monitored Item [unit]MAIN SIG-
NALSECU
INPUT
SIGNALSSELEC-
TION
FROM
MENUDescription
VHCL SPEED SE
[km/h] or [mph]×××Indicates vehicle speed calculated from wheel speed sen-
sor signal.
SET VHCL SPD
[km/h] or [mph]××Indicates set vehicle speed memorized in ICC unit.
THRTL OPENING
[%]×××Indicates throttle angle calculated from signal voltage of
throttle position sensor.
ENGINE RPM
[rpm]××Indicates engine speed read by ICC unit via CAN commu-
nication (ECM transmits engine speed via CAN communi-
cation).
DISTANCE ADJ
[SHOR/MID/LONG]×××Indicates set distance memorized in ICC unit.
WIPER SW
[OFF/LOW/HIGH]××Indicates wiper [OFF/LOW/HIGH] status.
MAIN SW
[ON/OFF]×××Indicates [ON/OFF] status as judged from control switch
signal.
SET/COAST SW
[ON/OFF]×××Indicates [ON/OFF] status as judged from control switch
signal.
CANCEL SW
[ON/OFF]×××Indicates [ON/OFF] status as judged from control switch
signal.
RESUME/ACC SW
[ON/OFF]×××Indicates [ON/OFF] status as judged from control switch
signal.
CRUISE OPE
[ON/OFF]××Indicates whether controlling or not (ON means “control-
ling”).
BRAKE SW
[ON/OFF]×××Indicates [ON/OFF] status as judged from ICC brake
switch signal.
STOP LAMP SW
[ON/OFF]×××Indicates [ON/OFF] status as judged from stop lamp
switch signal.
RELEASE SW NO
[ON/OFF]
××Indicates [ON/OFF] status as judged from release switch
signal.
ON when brake is depressed.
OFF when brake is not depressed.
RELEASE SW NC
[ON/OFF]
××Indicates [ON/OFF] status as judged from release switch
signal.
OFF when brake is depressed.
ON when brake is not depressed.
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ACTIVE TEST
Caution
Do not perform the active test while driving.
Active test INFINITI FX35 2004 Service Manual TROUBLE DIAGNOSIS — GENERAL DESCRIPTION
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ACTIVE TEST
Caution
Do not perform the active test while driving.
Active test](/manual-img/42/57021/w960_57021-41.png)
TROUBLE DIAGNOSIS — GENERAL DESCRIPTION
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ACTIVE TEST
Caution
Do not perform the active test while driving.
Active test cannot be started while ICC system warning indicator illuminates.
1. Touch “ACTIVE TEST” on selection screenACS-30, "
CONSULT-II INSPECTION PROCEDURE" .
2. Touch any of “ICC BUZZER 1”, “METER LAMP”, “STOP LAMP”
and “BOOSTER SOL/V 3” on selection screen.
3. Touch necessary item and “START”.
4. Active test screen will be shown.
IDLE SW
[ON/OFF]××Indicates [ON/OFF] status of idle switch read by ICC unit
via CAN communication (ECM transmits ON/OFF status
via CAN communication).
GEAR
[1, 2, 3, 4, 5]××Indicates AT gear position read by ICC unit via CAN com-
munication (TCM transmits gear position via CAN commu-
nication).
BUZZER O/P
[ON/OFF] ×Indicates [ON/OFF] status of ICC war output.
ICC WARNING×NOTE:
This item is displayed, but cannot monitoring.
VHCL SPD AT
[km/h] or [mph]
×Indicates vehicle speed calculated from AT vehicle speed
sensor by ICC unit via CAN communication (TCM trans-
mits AT vehicle speed sensor signal via CAN communica-
tion).
PRESS SENS
[bar]×××Indicates brake fluid pressure value calculated from signal
voltage of pressure sensor.
PRESS SENS 2×NOTE:
This item is displayed, but cannot monitoring.
D RANGE SW
[ON/OFF]××Indicates [ON/OFF] status of “D” position read by ICC unit
via CAN communication (TCM transmits ON/OFF condi-
tion of “D” position via CAN communication).
AT OD OFF
[ON/OFF]×Indicates [ON/OFF] status of OD cancel output under con-
trol.
NP RANGE SW
[ON/OFF]××Indicates PNP switch signal read by ICC unit via CAN
communication. TCM transmits PNP switch signal via CAN
communication.
DISTANCE×NOTE:
This item is displayed, but cannot monitoring.
RELATIVE SPD×NOTE:
This item is displayed, but cannot monitoring.
STP LMP DRIVE
[ON/OFF]××Indicates [ON/OFF] status of brake hold relay drive output. Monitored Item [unit]MAIN SIG-
NALSECU
INPUT
SIGNALSSELEC-
TION
FROM
MENUDescription
SKIA6195E
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TROUBLE DIAGNOSIS — GENERAL DESCRIPTION
Revision: 2004 November 2004 FX35/FX45
ICC BUZZER 1
Touch “ON” and “OFF” to check that ICC warning chime oper-
ates as in the following chart.
BUZZER O/P ON OFF
Buzzer sound Beep Not activated
SKIA1228E
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METER LAMP
Start engine.
Touch “ON” and “OFF” to check that ICC syste INFINITI FX35 2004 Service Manual TROUBLE DIAGNOSIS — GENERAL DESCRIPTION
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METER LAMP
Start engine.
Touch “ON” and “OFF” to check that ICC syste](/manual-img/42/57021/w960_57021-43.png)
TROUBLE DIAGNOSIS — GENERAL DESCRIPTION
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METER LAMP
Start engine.
Touch “ON” and “OFF” to check that ICC system display oper-
ates as in the following chart.
STOP LAMP
Touch “ON” and “OFF” to check that stop lamp operates as in
the following chart.
BOOSTER SOL/V 3
Touch any of “MODE 1”, “MODE 2”, “MODE 3” to check that fol-
lowing operation condition is caused by operating monitor and
brake pedal.
“START” is displayed 10 seconds after operation start. (Active
test is completed.)
Self-Diagnostic FunctionAKS006YV
WITH CONSULT-II
1. Go to operation check after asking the customer for symptom information. Refer to ACS-9, "ACTION
TEST" .
2. Stop vehicle, turn ignition switch OFF, then connect CONSULT-II and CONSULT-II CONVERTER to data
link connector.
3. With engine started, touch “START”, “ICC”, “SELF-DIAG RESULTS” on CONSULT-II screen in this order.
METER LAMP ON OFF
ICC system display Full illumination OFF
SKIA1231E
STP LMP DRIVE ON OFF
Stop lamp Lamp ON Lamp OFF
SKIA1232E
SKIA1233E
PKIA0363J
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![INFINITI FX35 2004 Service Manual ACS-36
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TROUBLE DIAGNOSIS — GENERAL DESCRIPTION
Revision: 2004 November 2004 FX35/FX45
CAUTION:
If “ICC” cannot be shown after several attempts, the ICC unit may have had malfunction. Repai INFINITI FX35 2004 Service Manual ACS-36
[ICC]
TROUBLE DIAGNOSIS — GENERAL DESCRIPTION
Revision: 2004 November 2004 FX35/FX45
CAUTION:
If “ICC” cannot be shown after several attempts, the ICC unit may have had malfunction. Repai](/manual-img/42/57021/w960_57021-44.png)
ACS-36
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TROUBLE DIAGNOSIS — GENERAL DESCRIPTION
Revision: 2004 November 2004 FX35/FX45
CAUTION:
If “ICC” cannot be shown after several attempts, the ICC unit may have had malfunction. Repair or
replace it. Refer to GI-40, "
CONSULT-II Data Link Connector (DLC) Circuit" .
4. Self-diagnostic result appears on screen. If “NO DTC ···” is shown, check ICC warning lamp. If any mal-
function is indicated, GO TO step 5.
5. According to ACS-40, "
Diagnostic Trouble Code (DTC) Chart" , perform appropriate check, and repair or
replace malfunctioning part as necessary.
6. Turn ignition switch OFF.
7. Start engine and touch “START”, “ICC”, “SELF-DIAG RESULT”, and “ERASE” on CONSULT-II display in
turn to erase the memory.
CAUTION:
If the memory does not erase, go to 5.
8. Perform ICC system running test (drive vehicle with ICC system ON), and make sure that ICC warning
lamp does not illuminate.
WITHOUT CONSULT-II
1. Go to operation check after asking the customer for symptom information. Refer to ACS-9, "ACTION
TEST" .
2. Stop the vehicle to start the self-diagnosis.
3. Turn ignition switch OFF.
4. Turn ignition switch ON, and within 5 to 10 seconds, press
ACCEL/RES switch 5 times. Then press COAST/SET switch 5
times to start self-diagnosis.
CAUTION:
Do not start the engine.
Do not turn the ON/OFF switch ON.
When operation above is not completed within 5 to 10 sec-
onds, start again from above go to 3.
If self-diagnosis mode cannot be started after several
attempts, the ICC unit may have had malfunction. Repair or
replace it. Refer to ACS-37, "
SELF-DIAGNOSIS BY ICC SYS-
TEM DISPLAY WILL NOT RUN." .
5. When self-diagnosis mode is started, DTC are shown on set vehicle speed indicator.
CAUTION:
DTC will disappear after 5 minutes.
SKIA7067E
SKIA1236E
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TROUBLE DIAGNOSIS — GENERAL DESCRIPTION
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When more than one malfunctions are detected, a maximum of 3 code numbers can be stored;
the latest malfunction will be displayed first.
6. Check ACS-40, "
Diagnostic Trouble Code (DTC) Chart" , and repair or replace if necessary.
7. After repair, erase DTC stored in the ICC unit.
8. DTC 55 will be shown.
9. Turn ignition switch OFF to exit the diagnosis.
10. Perform ICC system running test (drive vehicle with ICC system ON), and make sure that ICC warning
lamp does not illuminate.
Self-Diagnostic Erasing Method
1. Stop the vehicle and turn the ignition switch OFF.
2. Turn ignition switch ON and start self-diagnosis.
3. During self-diagnosis mode, press CANCEL switch 5 times, and DISTANCE switch 5 times in this order.
CAUTION:
Press them within 10 seconds after pressing CANCEL switch at first.
When operation is not completed within 10 seconds, start again from above go to 2.
4. DTC 55 will be shown.
CAUTION:
DTC of an existing malfunction will not be erased.
5. Turn ignition switch OFF to exit the diagnosis.
6. Perform ICC system running test (drive vehicle with ICC system ON), and make sure that ICC system
warning lamp (yellow) does not illuminate.
SELF-DIAGNOSIS BY ICC SYSTEM DISPLAY WILL NOT RUN.
Possible Irregular Condition
SKIA7068E
Open or short lines Trouble phenomenon Malfunction causes
ICC unit power supply malfunction No voltage supply from ignition switch Fuse blown
Harness open
Harness shorted
Ground cable not connected Harness open
Harness shorted
ICC steering switch malfunction No signal transmitted Harness open
Harness shorted
Spiral cable open
Spiral cable shorted
Switch or ECM malfunction
CAN communication system malfunction Signal not transmitted Harness open
Harness shorted
CAN communication outside the stan-
dard.
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![INFINITI FX35 2004 Service Manual ACS-38
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TROUBLE DIAGNOSIS — GENERAL DESCRIPTION
Revision: 2004 November 2004 FX35/FX45
1. CHECK ICC SYSTEM DISPLAY
When ignition switch is ON, do all displays illuminate?
YES or NO
YES >> GO T INFINITI FX35 2004 Service Manual ACS-38
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TROUBLE DIAGNOSIS — GENERAL DESCRIPTION
Revision: 2004 November 2004 FX35/FX45
1. CHECK ICC SYSTEM DISPLAY
When ignition switch is ON, do all displays illuminate?
YES or NO
YES >> GO T](/manual-img/42/57021/w960_57021-46.png)
ACS-38
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TROUBLE DIAGNOSIS — GENERAL DESCRIPTION
Revision: 2004 November 2004 FX35/FX45
1. CHECK ICC SYSTEM DISPLAY
When ignition switch is ON, do all displays illuminate?
YES or NO
YES >> GO TO 2.
NO >> GO TO 5.
2. CHECK ICC STEERING SWITCH
Check ICC steering switch. Refer to ACS-65, "ICC Steering Switch" .
OK or NG
OK >> GO TO 3.
NG >> Replace ICC steering switch.
3. CHECK HARNESS BETWEEN ECM AND ICC STEERING SWITCH
Check harness and spiral cable between ECM and ICC steering switch for open or short circuit.
OK or NG
OK >> GO TO 4.
NG >> Repair or replace harness or spiral cable between ECM and ICC steering switch.
4. CHECK SELF-DIAGNOSIS
Disconnect connector of ECM, and check terminals for bend and looseness. Securely connect it again.
Enter self-diagnosis mode for ICC system?
YES or NO
YES >> INSPECTION END
NO >> GO TO 5.
5. CHECK POWER SUPPLY FOR ICC UNIT
Check ICC unit power supply, and repair if necessary.
When ignition switch is ON, do all displays illuminate?
YES or NO
YES >> Perform self-diagnosis again.
NO >> GO TO 6.
6. CHECK CONNECTOR FOR ICC UNIT
Disconnect connector of ICC unit, and check terminals for bend and looseness. Securely connect it again.
When ignition switch is ON, do all displays illuminate?
YES or NO
YES >> Perform self-diagnosis again.
NO >> GO TO 7.
Combination meter system malfunction Indication not possible Indicator malfunction
Indicator segments disappear.
ICC unit malfunctionOpen or short lines Trouble phenomenon Malfunction causes
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7. CHECK CAN COMMUNICATION
Perform self-diagnosis with CONSULT-II, and check CAN communication system for malfunction.
OK or NG
OK >> Replace combination meter.
NG >> CAN communication inspection. Refer to ACS-41, "
DTC 20 CAN COMM CIRCUIT" .