2008 INFINITI FX35 service

TROUBLE DIAGNOSIS FOR SELF-DIAGNOSTIC ITEMS
ACS-47
< SERVICE INFORMATION > [ICC]
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2. Check continuity between ICC brake hold relay harness connec- tor and ICC brake switch harness connector.
3. Check continuity between ICC brake hold relay harness connec- tor and ground.
OK or NG
OK >> GO TO 7.
NG >> 1. Repair harness between ICC brake hold relay and ICC brake switch. 2. Erase DTC and perform ICC syst em running test. Then perform self-diagnosis of ICC system
again.
7.CHECK HARNESS BETWEEN ICC UNIT AND ICC BRAKE HOLD RELAY
1. Disconnect ECM connector.
2. Check continuity between ICC unit harness connector and ICC brake hold relay harness connector.
3. Check continuity between ICC unit harness connector and ground.
OK or NG
OK >> GO TO 8.
NG >> 1. Repair harness between ICC unit and ICC brake hold relay. 2. Erase DTC and perform ICC syst em running test. Then perform self-diagnosis of ICC system
again.
8.CHECK ICC BRAKE SWITCH POWER SUPPLY CIRCUIT
1. Turn ignition switch ON.
2. Check voltage between ICC brake switch harness connector and ground.
OK or NG
OK >> 1. Replace ICC unit. 2. Erase DTC and perform I CC system running test.
Then perform self-diagnosis of ICC system again.
NG >> 1. Repair or replace harness or fuse. 2. Erase DTC and perform ICC syst em running test. Then perform self-diagnosis of ICC system
again.
9.CHECK STOP LAMP ILLUMINATION
ICC brake hold
relay connector Te r m i n a lICC brake switch
connector Terminal Continuity
E14 3 E209 2 Yes
ICC brake hold
relay connector Te r m i n a l
Ground Continuity
E14 3 No
PKIB4167E
ICC unit connector Terminal ICC brake hold relay
connector Terminal Continuity
M89 29 E14 4 Yes
ICC unit connector Terminal GroundContinuity
M89 29 No
SKIA5980E
ICC brake switch connector Te r m i n a l
Voltage (Approx.)
(+) ( −)
E209 1 Ground Battery voltage
PKIB4168E
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ACS-48
< SERVICE INFORMATION >[ICC]
TROUBLE DIAGNOSIS FOR
SELF-DIAGNOSTIC ITEMS
1. Turn ignition switch OFF.
2. Disconnect ICC brake hold relay.
3. Check stop lamp circuit.
OK or NG
OK >> GO TO 10.
NG >> After repairing, erase DTC and perform ICC system running test. Then perform self-diagnosis of
ICC system again.
10.CHECK ICC BRAKE HOLD RELAY CIRCUIT
1. Connect ICC brake hold relay connector.
2. Disconnect stop lamp switch connector.
3. When brake pedal is not depressed, make sure that stop lamp does not illuminate.
OK or NG
OK >> 1. Replace ICC unit. 2. Erase DTC and perform ICC system running test. Then perform self-diagnosis of ICC system
again.
NG >> GO TO 11.
11 .CHECK ICC BRAKE HOLD RELAY
1. Disconnect ICC brake hold relay.
2. Check ICC brake hold relay. Refer to ACS-64, "
ICC Brake Hold Relay".
OK or NG
OK >> 1. Replace ICC unit. 2. Erase DTC and perform ICC system running test. Then perform self-diagnosis of ICC system
again.
NG >> 1. Replace ICC brake hold relay.
2. Erase DTC and perform ICC system running test. Then perform self-diagnosis of ICC system
again.
12. CHECK HARNESS BETWEEN ICC UN IT AND ICC BRAKE HOLD RELAY
1. Turn ignition switch OFF.
2. Disconnect ICC unit connector and ICC brake hold relay.
3. Check continuity between ICC unit harness connector and ICC brake hold relay harness connector.
4. Check continuity between ICC unit harness connector and ground.
OK or NG
OK >> GO TO 13.
NG >> 1. Repair harness between ICC unit and ICC brake hold relay. 2. Erase DTC and perform ICC system running test. Then perform self-diagnosis of ICC system
again.
13.CHECK ICC BRAKE HOLD RELAY GROUND CIRCUIT
ICC unit connector Terminal ICC brake hold relay
connector Terminal Continuity
M89 47 E14 1 Yes
ICC unit connector Terminal GroundContinuity
M89 47 No
SKIA6660E
3AA93ABC3ACD3AC03ACA3AC03AC63AC53A913A773A893A873A873A8E3A773A983AC73AC93AC03AC3
3A893A873A873A8F3A773A9D3AAF3A8A3A8C3A863A9D3AAF3A8B3A8C

TROUBLE DIAGNOSIS FOR SELF-DIAGNOSTIC ITEMS
ACS-49
< SERVICE INFORMATION > [ICC]
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Check continuity between ICC brake hold relay harness connector
and ground.
OK or NG
OK >> GO TO 14.
NG >> 1. Repair harness between ICC brake hold relay and ground.
2. Erase DTC and perform I CC system running test.
Then perform self-diagnosis of ICC system again.
14.CHECK ICC BRAKE HOLD RELAY
Check ICC brake hold relay. Refer to ACS-64, "
ICC Brake Hold Relay".
OK or NG
OK >> GO TO 15.
NG >> 1. Replace ICC brake hold relay. 2. Erase DTC and perform ICC syst em running test. Then perform self-diagnosis of ICC system
again.
15.CHECK ICC UNIT ST ANDARD VOLTAGE
1. Connect ICC unit connector and stop lamp switch connector.
2. Perform “Active Test” (“STOP LAMP”: “STP LMP DRIVE ON”) with CONSULT-III, check vo ltage between ICC unit harness
connector and ground.
OK or NG
OK >> GO TO 16.
NG >> 1. Replace ICC unit. 2. Erase DTC and perform ICC syst em running test. Then perform self-diagnosis of ICC system
again.
16.CHECK ICC BRAKE HOLD RELAY POWER SUPPLY CIRCUIT
Check voltage between ICC brake hold relay harness connector and
ground.
OK or NG
OK >> GO TO 17.
NG >> 1. Repair or replace harness or fuse. 2. Erase DTC and perform I CC system running test.
Then perform self-diagnosis of ICC system again.
17.CHECK HARNESS BETWEEN ICC UNIT AND ICC BRAKE HOLD RELAY
1. Turn ignition switch OFF.
ICC brake hold re- lay connector Te r m i n a l
Ground Continuity
E14 2 Yes
SKIA6661E
ICC unit
connector Te r m i n a l
ConditionVoltage (Ap-
prox.)
(+) ( −)
M89 47 Ground During “Active Test” 12 V
SKIA3075E
ICC brake hold relay con- nector Te r m i n a l
Voltage (Ap-
prox.)
(+) ( −)
E14 6 Ground Battery voltage
SKIA1198E
3AA93ABC3ACD3AC03ACA3AC03AC63AC53A913A773A893A873A873A8E3A773A983AC73AC93AC03AC3
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ACS-50
< SERVICE INFORMATION >[ICC]
TROUBLE DIAGNOSIS FOR
SELF-DIAGNOSTIC ITEMS
2. Disconnect ICC unit.
3. Check continuity between ICC unit harness connector and ICC
brake hold relay harness connector.
4. Check continuity between ICC unit harness connector and ground.
OK or NG
OK >> GO TO 18.
NG >> 1. Repair harness between ICC unit and ICC brake hold relay. 2. Erase DTC and perform ICC system running test. Then, perform self-diagnosis of ICC system
again.
18.CHECK ICC BRAKE HOLD RELAY
1. Connect ICC unit connector and ICC brake hold relay.
2. Disconnect stop lamp switch connector.
3. Perform “Active Test” (“STOP LAMP”) with CONSULT-II I, and make sure that stop lamp is illuminated.
OK or NG
OK >> GO TO 19.
NG >> 1. Replace ICC brake hold relay. 2. Erase DTC and perform ICC system running test. Then perform self-diagnosis of ICC system
again.
19.CHECK ICC UNIT STANDARD VOLTAGE
1. Connect stop lamp switch connector.
2. Perform “Active Test” (“STOP LAMP”: “STP LMP DRIVE ON”) with CONSULT-III, check voltage between ICC unit harness
connector and ground.
OK or NG
OK >> 1. Replace ICC unit. 2. Erase DTC and perform ICC system running test. Then perform self-diagnosis of ICC system
again.
NG >> 1. Replace stop lamp switch.
2. Erase DTC and perform ICC system running test. Then perform self-diagnosis of ICC system
again.
DTC 92 ECM CIRCUITINFOID:0000000001328839
1.PERFORM SELF-DIAGNOSIS OF ICC SYSTEM
1. Perform self-diagnosis of ICC system.
2. Check if “DTC 20 CAN COMM CIRCUIT” other than “D TC 92 ECM CIRCUIT” is indicated in self-diagnosis
item in the display.
ICC unit
connector Te r m i n a l
ICC brake hold
relay connector Terminal Continuity
M89 38 E14 7 Yes
SKIA6663E
ICC unit
connector Te r m i n a l
GroundContinuity
M89 38 No
ICC unit
connector Te r m i n a l
ConditionVoltage (Ap-
prox.)
(+) ( −)
M89 29 Ground During “Active Test” 0 V
SKIA1200E
3AA93ABC3ACD3AC03ACA3AC03AC63AC53A913A773A893A873A873A8E3A773A983AC73AC93AC03AC3
3A893A873A873A8F3A773A9D3AAF3A8A3A8C3A863A9D3AAF3A8B3A8C

TROUBLE DIAGNOSIS FOR SELF-DIAGNOSTIC ITEMS
ACS-51
< SERVICE INFORMATION > [ICC]
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Is it indicated?
YES >> 1. Repair or replace applicable item. 2. Erase DTC and perform ICC syst em running test. Then perform self-diagnosis of ICC system
again.
NO >> GO TO 2.
2.PERFORM SELF-DIAGNOSIS OF ECM
1. Perform self-diagnosis of ECM.
2. Check if malfunction is indicated.
Is malfunction indicated?
YES >> 1. Repair or replace applicable item. 2. Erase DTC and perform ICC syst em running test. Then perform self-diagnosis of ICC system
again.
NO >> 1. Replace ICC unit. 2. Erase DTC and perform ICC syst em running test. Then perform self-diagnosis of ICC system
again.
DTC 96 NP RANGEINFOID:0000000001328840
1.CHECK CONNECTOR ICC UNIT
1. Turn ignition switch OFF.
2. Disconnect ICC unit connector, and connect them securely again.
3. Erase DTC and then perform ICC system running test . Then perform self-diagnosis of ICC system again.
Is malfunction indicated?
YES >> GO TO 2.
NO >> Poor connector connection 1. Check connector. (Check connector housing for disconnected, loose, bent, and collapsed ter-
minals. If any malfunction is detected, repair applicable part.)
2. Erase DTC and perform ICC syst em running test. Then perform self-diagnosis of ICC system
again.
2.CHECK NP RANGE SWITCH SIGNAL
With “Data Monitor” of “ICC”, check that “NP RANGE SW” operates normally.
OK or NG
OK >> GO TO 5.
NG >> GO TO 3.
3.CHECK HARNESS BETWEEN ICC UNIT AND TCM
1. Turn ignition switch OFF.
2. Disconnect ICC unit connector and A/T assembly connector.
3. Check continuity between ICC unit harness connector and A/T assembly harness connector.
4. Check continuity between ICC unit harness connector and ground.
OK or NG
OK >> GO TO 4.
ICC unit
connector Te r m i n a lA/T assembly
connector Terminal Continuity
M88 7 F44 9 Yes
PKIB1447E
ICC unit
connector Te r m i n a l
Ground Continuity
M88 7 No
3AA93ABC3ACD3AC03ACA3AC03AC63AC53A913A773A893A873A873A8E3A773A983AC73AC93AC03AC3
3A893A873A873A8F3A773A9D3AAF3A8A3A8C3A863A9D3AAF3A8B3A8C

ACS-52
< SERVICE INFORMATION >[ICC]
TROUBLE DIAGNOSIS FOR
SELF-DIAGNOSTIC ITEMS
NG >> 1. Repair harness between ICC unit and A/T assembly.
2. Erase DTC and perform ICC system running test. Then perform self-diagnosis of ICC system
again.
4.CHECK TCM START SIGNAL CIRCUIT
Check TCM start signal. Refer to AT-99, "
Diagnosis Procedure".
OK or NG
OK >> 1. Replace ICC unit. 2. Erase DTC and perform ICC system running test. Then perform self-diagnosis of ICC system
again.
NG >> 1. Repair or replace damaged parts. 2. Erase DTC and perform ICC system running test. Then perform self-diagnosis of ICC system
again.
5.CHECK SHIFT POSITION SIGNAL
With TCM diagnosis, check that shift operates normally. Refer to AT-103, "
Diagnosis Procedure".
OK or NG
OK >> 1. Replace ICC unit. 2. Erase DTC and perform ICC system running test. Then perform self-diagnosis of ICC system
again.
NG >> 1. Perform TCM self-diagnosis. 2. After repairing or replacing applicable item, erase DTC and perform ICC system running test.
Then perform self-diagnosis of ICC system again.
DTC 97 AT CIRCUITINFOID:0000000001328841
1.CHECK AT CIRCUIT
With TCM diagnosis, check that shift operates normally. Refer to AT-103, "
Diagnosis Procedure".
OK or NG
OK >> 1. Replace ICC unit. 2. Erase DTC and perform ICC system running test. Then perform self-diagnosis of ICC system
again.
NG >> 1. Perform TCM self-diagnosis. 2. After repairing or replacing applicable item, erase DTC and perform ICC system running test.
Then perform self-diagnosis of ICC system again.
DTC 98 GEAR POSITIONINFOID:0000000001328842
1.PERFORM SELF-DIAGNOSIS OF ICC SYSTEM
1. Perform self-diagnosis of ICC system.
2. Check if “DTC 43 ABS/TCS/VDC CIRC” or “DTC 41 VHCL SPEED SE CIRC” other than “DTC 98 GEAR
POSITION” is indicated in self-diagnosis item in the display.
Is any indicated?
YES >> 1. Repair or replace applicable item. 2. Erase DTC and perform ICC system running test. Then perform self-diagnosis of ICC system
again.
NO >> GO TO 2.
2.CHECK VEHICLE SPEED SIGNAL
With “Data Monitor” of “ICC”, check that “VHCL SPEED SE” is normal.
OK or NG
OK >> GO TO 3.
NG >> 1. Replace ICC unit. 2. Erase DTC and perform ICC system running test. Then perform self-diagnosis of ICC system
again.
3.CHECK SHIFT GEAR POSITION
Check that gear positions are correct in A/T.
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TROUBLE DIAGNOSIS FOR SELF-DIAGNOSTIC ITEMS
ACS-53
< SERVICE INFORMATION > [ICC]
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OK or NG
OK >> GO TO 5.
NG >> GO TO 4.
4.CHECK TCM GEAR POSITION SIGNAL
With “Data Monitor” of “TCM”, chec k that gear positions are correct.
OK or NG
OK >> 1. Replace ICC unit. 2. Erase DTC and perform ICC syst em running test. Then perform self-diagnosis of ICC system
again.
NG >> 1. Perform TCM self-diagnosis. 2. After repairing or replacing applicable item , erase DTC and perform ICC system running test.
Then perform self-diagnosis of ICC system again.
5.CHECK TCM TURBINE ROTATION
With TCM diagnosis, check that turbine rpm is normal. Refer to AT-106, "
Diagnosis Procedure".
OK or NG
OK >> 1. Replace ICC unit. 2. Erase DTC and perform ICC syst em running test. Then perform self-diagnosis of ICC system
again.
NG >> 1. Perform TCM self-diagnosis. 2. After repairing or replacing applicable item , erase DTC and perform ICC system running test.
Then perform self-diagnosis of ICC system again.
DTC 102 RADAR STAININFOID:0000000001328843
1.VISUAL INSPECTION 1
Check that there is no contamination and fo reign material on ICC sensor body window.
OK or NG
OK >> GO TO 2.
NG >> 1. If any, remove them. 2. Erase DTC and perform ICC syst em 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 >> 1. Replace ICC sensor, and adjust laser beam aiming. 2. Erase DTC and perform ICC syst em running test. Then perform self-diagnosis of ICC system
again.
3.ASKING COMPLAINTS
1. Ask if there is any trace of contamination or foreign material on ICC sensor.
2. Ask if vehicle was driven in snow or ICC sensor was frosted.
3. Ask if ICC sensor was fogged temporarily. (Fr ont window glass may have also tended to be fogged.)
Is there any symptom?
YES >> Explain difference in displays between cont amination detection result and current indication to
customer, and tell them “This is not malfunction”.
NO >> 1. Replace ICC sensor, and adjust laser beam aiming. 2. Erase DTC and perform ICC syst em running test. Then perform self-diagnosis of ICC system
again.
DTC 103 LASER SENSOR FAILINFOID:0000000001328844
1.PERFORM SELF-DIAGNOSIS OF ICC SYSTEM
1. Perform self-diagnosis of ICC system.
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ACS-54
< SERVICE INFORMATION >[ICC]
TROUBLE DIAGNOSIS FOR
SELF-DIAGNOSTIC ITEMS
2. Check if “DTC 11 CONTROL UNIT” or “DTC 20 CAN COMM CIRCUIT” item other then “DTC 103 LASER
SENSOR FAIL” is indicated in self-diagnosis item in the display.
Is any indicated?
YES >> Go to applicable item inspection. Refer to ACS-36, "DTC 11 CONTROL UNIT", and ACS-36,
"DTC 20 CAN COMM CIRCUIT".
NO >> 1. Replace ICC sensor, and adjust laser beam aiming.
2. Erase DTC and perform ICC system running test. Then perform self-diagnosis of ICC system
again.
DTC 104 LASER AIMING INCMPINFOID:0000000001328845
1.CHECK DIAGNOSIS
1. Adjust laser beam aiming. Erase DTC and perform ICC system running test.
2. After that, perform self-diagnosis of ICC system.
3. Check if “DTC 104 LASER AIMING INCMP” is indicated.
Is it indicated?
YES >> 1. Replace ICC sensor, and adjust laser beam aiming. 2. Erase DTC and perform ICC system running test. Then perform self-diagnosis of ICC system
again.
NO >> INSPECTION END
DTC 107 LASER COMM FAILINFOID:0000000001328846
1.PERFORM SELF-DIAGNOSIS OF ICC SYSTEM
1. Perform self-diagnosis of ICC system.
2. Check if “DTC 11 CONTROL UNIT” or “DTC 20 CAN COMM CIRCUIT” item other than “DTC 107 LASER
COMM FAIL” is indicated in the se lf-diagnosis item in the display.
Is any indicated?
YES >> Go to applicable item inspection. Refer to ACS-36, "DTC 11 CONTROL UNIT", and ACS-36,
"DTC 20 CAN COMM CIRCUIT".
NO >> 1. Replace ICC sensor, and adjust laser beam aiming. 2. Erase DTC and perform ICC system running test. Then perform self-diagnosis of ICC system
again.
DTC 109 LASER HIGH TEMPINFOID:0000000001328847
1.CHECK SYMPTOM
Check if cooling system malfunctions.
Does it malfunction?
YES >> 1. Repair cooling system. 2. Erase DTC and perform ICC system running test. Then perform self-diagnosis of ICC system
again.
NO >> 1. Replace ICC sensor, and adjust laser beam aiming. 2. Erase DTC and perform ICC system running test. Then perform self-diagnosis of ICC system
again.
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