2007 INFINITI M35 Factory Service Manual

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Page 49 of 4647

INFINITI M35 2007 Factory Service Manual ACS-40
[ICC]
TROUBLE DIAGNOSIS FOR SELF-DIAGNOSTIC ITEMS
Revision: 2007 April2007 M35/M45
TROUBLE DIAGNOSIS FOR SELF-DIAGNOSTIC ITEMSPFP:25962
Diagnostic Trouble Code (DTC) ChartNKS004CZ
×: Applicabl

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INFINITI M35 2007 Factory Service Manual TROUBLE DIAGNOSIS FOR SELF-DIAGNOSTIC ITEMS
ACS-41
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Revision: 2007 April2007 M35/M45
14ECM CIRCUIT
[C1A14]××××
ECM malfunction.
Accelerator pedal position sensor

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INFINITI M35 2007 Factory Service Manual ACS-42
[ICC]
TROUBLE DIAGNOSIS FOR SELF-DIAGNOSTIC ITEMS
Revision: 2007 April2007 M35/M45
DTC 0 CONTROL UNITNKS004D0
1. PERFORM ICC SENSOR INTEGRATED UNIT SELF-DIAGNOSIS
1. Perform self-diagnosis.
2.

ACS-42
[ICC]
TROUBLE DIAGNOSIS FOR SELF-DIAGNOSTIC ITEMS
Revision: 2007 April2007 M35/M45
DTC 0 CONTROL UNITNKS004D0
1. PERFORM ICC SENSOR INTEGRATED UNIT SELF-DIAGNOSIS
1. Perform self-diagnosis.
2. Check if any item other than “CONTROL UNIT [C1A00]” (DTC 0) is indicated on self-diagnosis display.
Is any indicated?
YES >> 1. Repair or replace applicable item. Refer to ACS-40, "Diagnostic Trouble Code (DTC) Chart" .
2. Erase DTC and perform ICC system running test. Then perform self-diagnosis of ICC system
again.
NO >> 1. Replace ICC sensor integrated unit, and adjust laser beam aiming.
2. Erase DTC and perform ICC system running test. Then perform self-diagnosis of ICC system
again.
DTC 1 POWER SUPPLY CIR, DTC 2 POWER SUPPLY CIR 2NKS004D1
1. CHECK CONNECTOR ICC SENSOR INTEGRATED UNIT
1. Turn ignition switch OFF.
2. Disconnect ICC sensor integrated unit connector, and connect it securely again.
3. Erase DTC and perform ICC running test. Then perform self-diagnosis of ICC system again.
4. Check if “POWER SUPPLY CIR [C1A01]” (DTC 1) or “ POWER SUPPLY CIR 2 [C1A02]” (DTC 2) is indi-
cated in self-diagnosis item in the display.
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 system running test. Then perform self-diagnosis of ICC system
again.
2. CHECK POWER SUPPLY CIRCUIT FOR ICC SENSOR INTEGRATED UNIT
1. Turn ignition switch OFF.
2. Disconnect ICC sensor integrated unit connector.
3. Turn ignition switch ON.
4. Check voltage between ICC sensor integrated unit harness con-
nector and ground.
OK or NG
OK >> GO TO 3.
NG >> 1. Repair or replace ICC sensor integrated unit power
supply harness or fuse.
2. Erase DTC and perform ICC system running test. Then perform self-diagnosis of ICC system
again.
Terminals
Voltag e
(Approx.) (+)
(–)
ICC sensor integrated
unit connectorTerminal
E61 1 Ground Battery voltage
PKIB8375E

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INFINITI M35 2007 Factory Service Manual TROUBLE DIAGNOSIS FOR SELF-DIAGNOSTIC ITEMS
ACS-43
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3. CHECK GROUND CIRCUIT FOR ICC SENSOR INTEGRATED UNIT
1. Turn ignition switch OFF.

TROUBLE DIAGNOSIS FOR SELF-DIAGNOSTIC ITEMS
ACS-43
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Revision: 2007 April2007 M35/M45
3. CHECK GROUND CIRCUIT FOR ICC SENSOR INTEGRATED UNIT
1. Turn ignition switch OFF.
2. Check continuity between ICC sensor integrated unit harness
connector and ground.
OK or NG
OK >> 1. Replace ICC sensor integrated unit, and adjust laser
beam aiming.
2. Erase DTC and perform ICC system running test.
Then perform self-diagnosis of ICC system again.
NG >> 1. Repair or replace ICC sensor integrated unit ground harness.
2. Erase DTC and perform ICC system running test. Then perform self-diagnosis of ICC system
again.
DTC 3 VHCL SPEED SE CIRCNKS004D2
1. PERFORM ICC SENSOR INTEGRATED UNIT SELF-DIAGNOSIS
1. Perform self-diagnosis.
2. Check if “ABS/TCS/VDC CIRC [C1A04]” (DTC 4) or “CAN COMM CIRCUIT [U1000]” (DTC 100) other
than “VHCL SPEED SE CIRC [C1A03]” (DTC 3) is indicated in self-diagnosis item in the display.
Is any indicated?
YES >> 1. Repair or replace applicable item. Refer to ACS-40, "Diagnostic Trouble Code (DTC) Chart" .
2. Erase DTC and perform ICC system running test. Then perform self-diagnosis of ICC system
again.
NO >> GO TO 2.
2. CHECK A/T VEHICLE SPEED SENSOR
With CONSULT-II
With “ICC” “DATA MONITOR”, check if “VHCL SPD AT” operates normally.
OK or NG
OK >> 1. Replace ICC sensor integrated unit, and adjust laser beam aiming.
2. Erase DTC and perform ICC system running test. Then perform self-diagnosis of ICC system
again.
NG >> 1. Perform “A/T” self-diagnosis. Refer to AT- 9 0 , "
CONSULT-II Function (A/T)" .
2. After repairing or replacing applicable item, erase DTC and perform ICC system running test.
Then perform self-diagnosis of ICC system again.
DTC 4 ABS/TCS/VDC CIRCNKS004D3
1. PERFORM ICC SENSOR INTEGRATED UNIT SELF-DIAGNOSIS
1. Perform self-diagnosis.
2. Check if “CAN COMM CIRCUIT [U1000]” (DTC100) other than “ABS/TCS/VDC CIRC [C1A04]” (DTC 4) is
indicated in self-diagnosis item in the display.
Is it indicated?
YES >> 1. CAN communication inspection. Refer to ACS-61, "DTC 100 CAN COMM CIRCUIT" .
2. After repairing or replacing applicable item, erase DTC and perform ICC system running test.
Then perform self-diagnosis of ICC system again.
NO >> GO TO 2.
ICC sensor integrated
unit connectorTerminal
GroundContinuity
E61 4 Yes
PKIB8376E

Page 53 of 4647

INFINITI M35 2007 Factory Service Manual ACS-44
[ICC]
TROUBLE DIAGNOSIS FOR SELF-DIAGNOSTIC ITEMS
Revision: 2007 April2007 M35/M45
2. PERFORM ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT) SELF-DIAGNOSIS
With CONSULT-II
1. Perform “ABS”

Page 54 of 4647

INFINITI M35 2007 Factory Service Manual TROUBLE DIAGNOSIS FOR SELF-DIAGNOSTIC ITEMS
ACS-45
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Revision: 2007 April2007 M35/M45
5. PERFORM ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT) SELF-DIAGNOSIS
With CONSU

Page 55 of 4647

INFINITI M35 2007 Factory Service Manual ACS-46
[ICC]
TROUBLE DIAGNOSIS FOR SELF-DIAGNOSTIC ITEMS
Revision: 2007 April2007 M35/M45
9. CHECK HARNESS BETWEEN ICC BRAKE SWITCH AND ECM
1. Turn ignition switch OFF.
2. Disconnect ECM connector.
3.

Page 56 of 4647

INFINITI M35 2007 Factory Service Manual TROUBLE DIAGNOSIS FOR SELF-DIAGNOSTIC ITEMS
ACS-47
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Revision: 2007 April2007 M35/M45
13. CHECK STOP LAMP SWITCH POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Dis

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