VDC INFINITI M35 2006 Factory Service Manual

ACS-2Revision: 2006 January2006 M35/M45 PLY CIR 2 ............................................................... 41
DTC 3 VHCL SPEED SE CIRC .............................. 42
DTC 4 ABS/TCS/VDC CIRC .................................. 42
DTC 5 BRAKE SW/STOP L SW ............................. 43
DTC 6 OPERATION SW CIRC ............................... 47
DTC 12 LASER BEAM OFFCNTR ......................... 48
DTC 13 STOP LAMP RLY FIX ............................... 49
DTC 14 ECM CIRCUIT ........................................... 55
DTC 15 GEAR POSITION ...................................... 56
DTC 16 RADAR STAIN .......................................... 57
DTC 18 LASER AIMING INCMP ............................ 57
DTC 21 UNIT HIGH TEMP ..................................... 57
DTC 24 NP RANGE ............................................... 58
DTC 25 SHIFT RANGE IND ................................... 58
DTC 26 ECD MODE MALF .................................... 59
DTC 27 ECD PWR SUPLY CIR .............................. 59
DTC 100 CAN COMM CIRCUIT ............................. 60
DTC 110 CONTROL UNIT (CAN) ........................... 60
TROUBLE DIAGNOSIS FOR SYMPTOMS .............. 61
Symptom Chart ....................................................... 61
Symptom 1: MAIN Switch Does Not Turn ON*
1 ,
MAIN Switch Does Not Turn OFF*
2 ........................ 62Symptom 2: ICC System Cannot Be Set (MAIN
Switch Turns ON/OFF) ............................................ 63
Symptom 3: ICC System Cannot Be Operated by
CANCEL Switch, RESUME/ACCELERATE Switch
or DISTANCE Switch .............................................. 64
Symptom 4: ICC System Is Not Cancelled When
the A/T Selector Lever Is In Other Than “D” and “M” ... 64
Symptom 5: Chime Does Not Sound ...................... 65
Symptom 6: Driving Force Is Hunting ..................... 66
Symptom 7: ICC System Frequently Cannot Detect
the Vehicle Ahead/ Detection Zone Is Short ........... 66
Symptom 8: The System Does Not Detect the Vehi-
cle Ahead at All ....................................................... 67
ELECTRICAL COMPONENT INSPECTION ............. 68
ICC Steering Switch ................................................ 68
ICC Brake Hold Relay ............................................. 68
ICC Brake Switch and Stop Lamp Switch ............... 68
REMOVAL AND INSTALLATION .............................. 69
ICC Sensor Integrated Unit ..................................... 69
REMOVAL ............................................................ 69
INSTALLATION .................................................... 69
ICC Steering Switch ................................................ 69

ACS-30
[ICC]
TROUBLE DIAGNOSIS - GENERAL DESCRIPTION
Revision: 2006 January2006 M35/M45
Display Item List
Laser Beam Adjust
For details, refer to ACS-13, "LASER BEAM AIMING ADJUSTMENT" .
SELF-DIAGNOSTIC RESULTS
For details, refer to ACS-39, "Diagnostic Trouble Code (DTC) Chart" .
DATA MONITOR
Operation Procedure
1. Touch “DATA MONITOR” on “SELECT DIAG MODE” screen.
2. Touch any of “MAIN SIGNALS” and “SELECTION FROM
MENU” on selection screen.
3. Touch “START”.
4. Display the data monitor.
5. Touch “COPY” to print data if necessary.
Monitored Item
: Applicable Cause of cancellation Description
OPERATING WIPER Windshield wipers were operated at HI or LO speed operation.
OPERATING ABS ABS function was operated.
OPERATING TCS TCS function was operated.
OPERATING VDC VDC function was operated.
OPE SW VOLT CIRC Outside the standard control switch input voltage was detected.
ECM CIRCUIT ECM did not permit ICC operation.
LASER SUN BEAM Intense light such as sunlight entered ICC sensor integrated unit light sensing part.
LASER TEMP Temperature around ICC sensor integrated unit became low.
OP SW DOUBLE TOUCH ICC steering switches were pressed at the same time.
WHL SPD ELEC NOISE Wheel speed sensor signal caught electromagnetic noise.
VDC/TCS OFF SW VDC OFF switch was pressed.
WHEEL SPD UNMATCH Wheel speed became different from A/T vehicle speed.
TIRE SLIP Wheel slipped.
IGN LOW VOLT Power supply voltage became low.
SNOW MODE SW Snow mode switch was pressed.
VHCL SPD DOWN Vehicle speed becomes 20 MPH (32 km/h for CANADA models) and under.
VHCL SPD UNMATCH Vehicle speed becomes unusual.
NO RECORD —
PKIB8365E
Monitored Item [unit]MAIN
SIGNALSSELEC-
TION FROM
MENUDescription
VHCL SPEED SE
[km/h] or [mph]
Indicates vehicle speed calculated from ICC sensor integrated unit through
CAN communication [ABS actuator and electric unit (control unit) transmits
vehicle speed signal (wheel speed) through CAN communication].
SET VHCL SPD
[km/h] or [mph]
Indicates set vehicle speed memorized in ICC sensor integrated unit.
THRTL OPENING
[%]
Indicates throttle position read from ICC sensor integrated unit through CAN
communication (ECM transmits accelerator pedal position signal through
CAN communication).

TROUBLE DIAGNOSIS FOR SELF-DIAGNOSTIC ITEMS
ACS-39
[ICC]
C
D
E
F
G
H
I
J
L
MA
B
ACS
Revision: 2006 January2006 M35/M45
TROUBLE DIAGNOSIS FOR SELF-DIAGNOSTIC ITEMSPFP:25962
Diagnostic Trouble Code (DTC) ChartNKS004CZ
: Applicable
DTC
No.CONSULT-II
screen termsICC
system
warning
lampFail-safe
Malfunctions detected where...Refer-
ence
page Vehicle-
to-
vehicle
distance
control
modeConven-
tional
(fixed
speed)
cruise
control
modeBrake
assist
(with
preview
function)
0CONTROL UNIT
[C1A00]
ICC sensor integrated unit internal
malfunction.ACS-41
1POWER SUPPLY CIR
[C1A01]
ICC sensor integrated unit power
supply voltage is excessively low
(less than 8V).ACS-41
2POWER SUPPLY CIR 2
[C1A02]
ICC sensor integrated unit power
supply voltage is excessively high
(more than 19V).ACS-41
3VHCL SPEED SE CIRC
[C1A03]
Wheel sensor malfunction.
ABS actuator and electric unit
(control unit) malfunction.
A/T vehicle speed sensor mal-
function.
TCM malfunction.
ICC sensor integrated unit mal-
function.ACS-42
4ABS/TCS/VDC CIRC
[C1A04]VDC/TCS/ABS system malfunc-
tion.ACS-42
5BRAKE SW/STOP L SW
[C1A05]
Stop lamp switch harness is open
or shorted.
Stop lamp switch is stuck to OFF.
ICC brake switch or stop lamp
switch is stuck to ON.
ECM malfunction.
ABS actuator and electric unit
(control unit) malfunction.ACS-43
6OPERATION SW CIRC
[C1A06]
ICC steering switch harness or
spiral cable is open or shorted.
ICC steering switch malfunction.ACS-47
12LASER BEAM OFFCNTR
[C1A12]Laser beam of ICC sensor inte-
grated unit is off the aiming point.ACS-48
13STOP LAMP RLY FIX
[C1A13]
Normally open terminal of ICC
brake hold relay is stuck.
Improper installation of ICC brake
switch or stop lamp switch.
ICC brake switch malfunction.
ECM malfunction.
ABS actuator and electric unit
(control unit) malfunction.ACS-49

ACS-42
[ICC]
TROUBLE DIAGNOSIS FOR SELF-DIAGNOSTIC ITEMS
Revision: 2006 January2006 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-39, "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-60, "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

ACS-56
[ICC]
TROUBLE DIAGNOSIS FOR SELF-DIAGNOSTIC ITEMS
Revision: 2006 January2006 M35/M45
DTC 15 GEAR POSITIONNKS004D9
1. PERFORM ICC SENSOR INTEGRATED UNIT SELF-DIAGNOSIS
1. Perform self-diagnosis.
2. Check if “VHCL SPEED SE CIRC [C1A03]” (DTC 3), “ABS/TCS/VDC CIRC [C1A04]” (DTC 4) or “CAN
COMM CIRCUIT [U1000]” (DTC100) other than “GEAR POSITION [C1A15]” (DTC 15) is indicated in self-
diagnosis item in the display.
Is any indicated?
YES >> 1. Repair or replace applicable item. Refer to ACS-39, "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 VEHICLE SPEED SIGNAL
With CONSULT-II
With “ICC” “DATA MONITOR”, check if “VHCL SPEED SE” operates normally.
OK or NG
OK >> GO TO 3.
NG >> 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.
3. CHECK SHIFT GEAR POSITION
Check if gear positions are correct in A/T.
OK or NG
OK >> GO TO 5.
NG >> GO TO 4.
4. CHECK TCM GEAR POSITION SIGNAL
With CONSULT-II
With “A/T” “DATA MONITOR”, check if gear positions are correct.
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.
5. CHECK TCM TURBINE REVOLUTION
With CONSULT-II
With TCM diagnosis, check if turbine revolution sensor is normal. Refer to AT- 11 7 , "
DTC P0717 TURBINE
REVOLUTION SENSOR" .
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.

AV-70
[WITHOUT MOBILE ENTERTAINMENT SYSTEM]
TERMINALS AND REFERENCE VALUE FOR CONTROL UNIT
Revision: 2006 January2006 M35/M45
*: BOSE surround 5.1ch system
BOSE AmpNKS0048N
43
(W)GroundCommunication signal
(AUDIO-SAT)Output ON Satellite radio mode is ON.
47 – Shield – – – –
48 – Shield – – – –
50
(B)Ground REQ1 (SAT-AUDIO) Input ON Satellite radio mode is ON.
51
(R)GroundCommunication signal
(SAT-AUDIO)Input ON Satellite radio mode is ON.
53 Ground Antenna amp ON signal Output ON
Approx.12V
54 – AM-FM main Input – – –
55 – FM sub Input – – –Te r m i n a l
(Wire color)
ItemSignal
input/
outputCondition
Reference value
+–Ignition
switch Operation
SKIB3826E
SKIB3825E
SKIB3824E
Terminal
(Wire color)
ItemSignal
input/
outputCondition
Reference value
+–Ignition
switchOperation
14
(G)–Communication signal
(L)–– – –
15
(G)–Communication signal
(L)–– – –
16
(BR)Ground ACC power supply Input ACC – Battery voltage
23
*
(L/R)3
*
(L/G)DVD sound signal front
LHInput ON
When playing DVDCAUTION
SKIB3609E

TERMINALS AND REFERENCE VALUE FOR CONTROL UNIT
AV-71
[WITHOUT MOBILE ENTERTAINMENT SYSTEM]
C
D
E
F
G
H
I
J
L
MA
B
AV
Revision: 2006 January2006 M35/M45
24*
(B/Y)4
*
(LG)DVD sound signal front
RHInput ON
When playing DVDCAUTION
25*
(B)5
*
(W)DVD sound signal rear
LHInput ON
When playing DVDCAUTION
26*
(P)6
*
(L)DVD sound signal rear
RHInput ON
When playing DVDCAUTION
27*
(G)7
*
(R)DVD sound signal center Input ON
When playing DVDCAUTION
28*
(BR)8
*
(Y)DVD sound signal woofer Input ON
When playing DVDCAUTION
29
(P)9
(L)Audio signal LH Input ON Receive audio signal.
30
(R)10
(G)Audio signal RH Input ON Receive audio signal. Terminal
(Wire color)
ItemSignal
input/
outputCondition
Reference value
+–Ignition
switchOperation
SKIB3609E
SKIB3609E
SKIB3609E
SKIB3609E
PKIB6116J
SKIB3609E
SKIB3609E

AV-82
[WITHOUT MOBILE ENTERTAINMENT SYSTEM]
TERMINALS AND REFERENCE VALUE FOR CONTROL UNIT
Revision: 2006 January2006 M35/M45
CAUTION:
When the stereo sound is played, only front RH and LH are output. When the monaural sound is played, only center is output.
All surround sounds are input only when the 5.1 channel surround sound is played. 34
(B/Y)42
(LG)DVD sound signal front
RHOutput ON
When playing DVD
CAUTION
35
(L/R)43
(L/G)DVD sound signal front
LHOutput ON
When playing DVDCAUTION
36
(R/B)44
(R)DVD sound signal center Output ON
When playing DVDCAUTION
37
(Y/B)45
(Y)DVD sound signal woofer Output ON
When playing DVDCAUTION
38
(G/R)– Shield – – – –
39
(Y/L)47
(W/L)DVD sound signal rear
RHOutput ON
When playing DVD
CAUTION
40
(O/L)48
(O)DVD sound signal rear
LHOutput ON
When playing DVDCAUTION
46
(G/W)– Shield – – – – Te r m i n a l
(Wire color)
ItemSignal
input/
outputCondition
Reference value
+–Ignition
switchOperation
SKIB1990E
SKIB1990E
SKIB1990E
PKIB6116J
SKIB1990E
SKIB1990E

AV-206
[WITH MOBILE ENTERTAINMENT SYSTEM]
TERMINALS AND REFERENCE VALUE FOR CONTROL UNIT
Revision: 2006 January2006 M35/M45
BOSE AmpNKS004AM
51
(R)GroundCommunication signal
(SAT-AUDIO)Input ON Satellite radio mode is ON.
53 Ground Antenna amp ON signal Output ON
Approx.12V
54 – AM-FM main Input – – –
55 – FM sub Input – – –Te r m i n a l
(Wire color)
ItemSignal
input/
outputCondition
Reference value
+–Ignition
switch Operation
SKIB3824E
Terminal
(Wire color)
ItemSignal
input/
outputCondition
Reference value
+–Ignition
switchOperation
14
(G)–Communication signal
(L)–– – –
15
(G)–Communication signal
(L)–– – –
16
(BR)Ground ACC power supply Input ACC – Battery voltage
23
*
(L/R)3
*
(L/G)DVD sound signal front
LHInput ON
When playing DVDCAUTION
24*
(B/Y)4
*
(LG)DVD sound signal front
RHInput ON
When playing DVDCAUTION
25*
(B)5
*
(W)DVD sound signal rear
LHInput ON
When playing DVDCAUTION
26*
(P)6
*
(L)DVD sound signal rear
RHInput ON
When playing DVDCAUTION
SKIB3609E
SKIB3609E
SKIB3609E
SKIB3609E

TERMINALS AND REFERENCE VALUE FOR CONTROL UNIT
AV-207
[WITH MOBILE ENTERTAINMENT SYSTEM]
C
D
E
F
G
H
I
J
L
MA
B
AV
Revision: 2006 January2006 M35/M45
27*
(G)7
*
(R)DVD sound signal
centerInput ON
When playing DVDCAUTION
28*
(BR)8
*
(Y)DVD sound signal woofer Input ON
When playing DVDCAUTION
29
(P)9
(L)Audio signal LH Input ON Receive audio signal.
30
(R)10
(G)Audio signal RH Input ON Receive audio signal.
31
(L)11
(B/W)MIC. signal Input ON When inputting noise.
32
(B/W)12
(L)Voice guidance signal Input ONWhen inputting voice guid-
ance.
33 – Shield – – – –
34
(R)–Communication signal
(H)–– – –
35
(R)–Communication signal
(H)–– – –
36 – Shield – – – –Terminal
(Wire color)
ItemSignal
input/
outputCondition
Reference value
+–Ignition
switchOperation
SKIB3609E
PKIB6116J
SKIB3609E
SKIB3609E
PKIA2104E
SKIB3609E