2005 INFINITI FX35 brake

TERMINALS AND REFERENCE VALUE ACS-27
[ICC]
C
D E
F
G H
I
J
L
M A
B
ACS
Revision: 2005 July 2005 FX
TERMINALS AND REFERENCE VALUEPFP:00000
Terminals and Reference Value for ICC UnitAKS00C8I
Terminals
(Wire color) Item Condition
Voltage (V)
+– Ignition
switch Operation
1 (R/W)
2 (R/W)
Ground Battery power supply OFF — Battery voltage
5 (R) CAN L — — —
6 (GY/L) Release switch power supply ON — Approx. 10
7 (GY/R) NEUT-SW ON Selector lever in “N” or “P” posi-
tions Approx. 12
Selector lever in other positions Approx. 0
8 (Y/G) 24 (Y/R) Brake pressure sensor power
supply ON — Approx. 5
10 (B/R)
Ground Brake booster solenoid
(+) side ON — Approx. 12
12 (L/W) Brake booster solenoid
(–) side ON Solenoid operating
Solenoid not operating Approx. 12
14 (L) CAN H — — —
15 (LG/R) Brake release switch
(normal closed) ON Depress the brake pedal Approx. 0
Release the brake pedal Approx. 10
17 (BR) 24 (Y/R) Brake pressure sensor signal ON Release the brake pedal Approx. 0.5
Depress the brake pedal Approx. 0.5 - 3
(Note) Voltage becomes higher depending on effectiveness of
depressing brakes.
19 (B)
20 (B)
46 (B)
Ground Ground ON — Approx. 0
22 (G/Y) Brake release switch
(normally open) ON Depress the brake pedal Approx. 10
Release the brake pedal Approx. 0
29 (SB) ICC brake switch
(normal closed) ON Selector
lever: Not
in “N” or
“P” position Depress the brake
pedal Approx. 0
Release the brake
pedal Approx. 12
30 (Y) DDL - TX — — —
33 (G/R)
42 (G/R) Ignition switch ON or START ON — Battery voltage
38 (P/B) Stop lamp switch
(normally open) ON Depress the brake pedal Approx.12
Release the brake pedal Approx. 0
39(G/OR) DDL - RX — — —
PKIA9673E

ACS-28
[ICC]
TERMINALS AND REFERENCE VALUE
Revision: 2005 July 2005 FX
Terminals and Reference Value for ICC SensorAKS00C8J
40(PU/W)
Ground Parking brake signal ON
Depress the parking brake Approx. 0
Release the parking brake Approx. 12
47 (W/R) Stop lamp drive output signal ON Brake operating with ICC system Approx.12
Brake not operating with ICC
system Approx. 0
Terminals
(Wire color) Item Condition
Voltage (V)
+– Ignition
switch Operation
Terminals
(Wire color) Item Condition
Voltage (V)
+– Ignition
switch Operation
1(Y)
Ground ICC sensor power ON — Battery voltage
3 (L) CAN H — — —
4 (B) Ground — — Approx. 0
6 (R) CAN L — — —

TROUBLE DIAGNOSIS — GENERAL DESCRIPTION ACS-31
[ICC]
C
D E
F
G H
I
J
L
M A
B
ACS
Revision: 2005 July 2005 FX
6. Touch any of “WORK SUPPORT”, “SELF-DIAG RESULTS”,
“DATA MONITOR”, “CAN DIAG SUPPORT MNTR”, “ACTIVE
TEST” and “ECU PART NUMBER” on selection screen.
WORK SUPPORT
Work Item
Cause of Auto-Cancel
1. Touch “WORK SUPPORT” on the “SELECT DIAG MODE” screen. Refer to ACS-30, "
CONSULT-II BASIC OPERATION" .
2. Touch “CAUSE OF AUTO-CANCEL” on the “SELECT WORK ITEM” screen.
3. Cause of automatic cancellation screen will be shown. CAUTION:
Last five cancel (system cancel) causes are displayed.
Display Item List
Laser Beam Adjust
For details, refer to ACS-12, "LASER BEAM AIMING ADJUSTMENT" .
PKIA8867E
Operation Function
CAUSE OF AUTO-CANCEL Indicates causes of automatic cancellation of the ICC system.
LASER BEAM ADJUST Outputs laser beam, calculates dislocation of the beam, and indicates adjustment direction.
SKIA6191E
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 light sensing part.
LASER TEMP Temperature around ICC sensor 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 AT vehicle speed.
TIRE SLIP Wheel slipped.
PKB SW ON Parking brake is applied.
IGN LOW VOLT Power supply voltage became low.
SNOW MODE SW Snow mode switch was pressed.
NO RECORD —

ACS-32
[ICC]
TROUBLE DIAGNOSIS — GENERAL DESCRIPTION
Revision: 2005 July 2005 FX
SELF-DIAGNOSTIC RESULTS
For details, refer to ACS-41, "Diagnostic Trouble Code (DTC) Chart" .
DATA MONITOR
Operation Procedure
1. Touch “DATA MONITOR” on “SELECT DIAG MODE” screen. Refer to ACS-30, "
CONSULT-II BASIC OPERATION" .
2. Touch any of “ECU INPUT SIGNALS”, “MAIN SIGNALS” and “SELECTION FROM MENU” on selection screen.
3. Touch “START”.
4. Display the data monitor.
5. If necessary, touch “COPY” in turn, and print data.
Monitored Item
× : Applicable
PKIB0112E
Monitored Item
[unit] ECU INPUT
SIGNALS MAIN
SIGNALS SELEC-
TION FROM MENU Description
VHCL SPEED SE
[km/h] or [mph] ××× Indicates vehicle speed calculated from ICC unit through CAN
communication [ABS actuator and electric unit (control unit)
transmits wheel speed sensor signal through CAN communica-
tion].
SET VHCL SPD
[km/h] or [mph] ×× Indicates set vehicle speed memorized in ICC unit.
THRTL OPENING
[%] ××× Indicates throttle angle read from ICC unit through CAN commu-
nication (ECM transmits throttle angle through CAN communi-
cation).
ENGINE RPM
[rpm] ×× Indicates engine speed read from ICC unit through CAN com-
munication (ECM transmits engine speed through CAN commu-
nication).
DISTANCE ADJ
[SHOR/MID/LONG] ×××
Indicates set distance memorized in ICC unit.
WIPER SW
[OFF/LOW/HIGH] ×× Indicates wiper [OFF/LOW/HIGH] status (BCM transmits front
wiper request signal through CAN communication).
MAIN SW
[ON/OFF] ××× Indicates [ON/OFF] status as judged from ICC steering switch
signal (ECM transmits ICC steering switch signal through CAN
communication).
SET/COAST SW
[ON/OFF] ××× Indicates [ON/OFF] status as judged from ICC steering switch
signal (ECM transmits ICC steering switch signal through CAN
communication).
CANCEL SW
[ON/OFF] ××× Indicates [ON/OFF] status as judged from ICC steering switch
signal (ECM transmits ICC steering switch signal through CAN
communication).
RESUME/ACC SW
[ON/OFF] ××× Indicates [ON/OFF] status as judged from ICC steering switch
signal (ECM transmits ICC steering switch signal through CAN
communication).
CRUISE OPE
[ON/OFF] ×× Indicates whether controlling or not (ON means “controlling”).
BRAKE SW
[ON/OFF] ××× Indicates [ON/OFF] status as judged from ICC brake switch sig-
nal.
STOP LAMP SW
[ON/OFF] ×××
Indicates [ON/OFF] status as judged from stop lamp switch sig-
nal.

TROUBLE DIAGNOSIS — GENERAL DESCRIPTION ACS-33
[ICC]
C
D E
F
G H
I
J
L
M A
B
ACS
Revision: 2005 July 2005 FX
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.
ON when brake is not depressed.
OFF when brake is depressed.
IDLE SW
[ON/OFF] ×× Indicates [ON/OFF] status of idle switch read from ICC unit
through CAN communication (ECM transmits ON/OFF status
through CAN communication).
GEAR
[1, 2, 3, 4, 5] ×× Indicates AT gear position read from ICC unit through CAN com-
munication (TCM transmits gear position through CAN commu-
nication).
BUZZER O/P
[ON/OFF] ×
Indicates [ON/OFF] status of ICC warning chime output.
ICC WARNING × NOTE:
This item is displayed, but cannot monitor.
VHCL SPD AT
[km/h] or [mph] × Indicates vehicle speed calculated from AT vehicle speed sen-
sor read from ICC unit through CAN communication (TCM
transmits AT vehicle speed sensor signal through CAN commu-
nication).
PRESS SENS
[bar] ××× Indicates brake fluid pressure value calculated from signal volt-
age of pressure sensor.
PRESS SENS 2 ×× NOTE:
This item is displayed, but cannot monitor.
D RANGE SW
[ON/OFF] ×× Indicates [ON/OFF] status of “D” position read from ICC unit
through CAN communication (TCM transmits ON/OFF condition
of “D” position through CAN communication).
AT OD OFF
[ON/OFF] ×
Indicates [ON/OFF] status of OD cancel output under control.
NP RANGE SW
[ON/OFF] ×× Indicates PNP switch signal read from ICC unit through CAN
communication (TCM transmits PNP switch signal through CAN
communication).
DISTANCE × NOTE:
This item is displayed, but cannot monitor.
RELATIVE SPD × NOTE:
This item is displayed, but cannot monitor.
STP LMP DRIVE
[ON/OFF] ××Indicates [ON/OFF] status of brake hold relay drive output.
Monitored Item
[unit] ECU INPUT
SIGNALS MAIN
SIGNALS SELEC-
TION FROM MENU Description

TROUBLE DIAGNOSIS — GENERAL DESCRIPTION ACS-35
[ICC]
C
D E
F
G H
I
J
L
M A
B
ACS
Revision: 2005 July 2005 FX
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.)
SKIA1233E
PKIA9821E

TROUBLE DIAGNOSIS FOR SELF-DIAGNOSTIC ITEMS ACS-41
[ICC]
C
D E
F
G H
I
J
L
M A
B
ACS
Revision: 2005 July 2005 FX
TROUBLE DIAGNOSIS FOR SELF-DIAGNOSTIC ITEMSPFP:00000
Diagnostic Trouble Code (DTC) ChartAKS006YW
×: Applicable
DTC No. CONSULT-II
screen terms ICC
system
warning lamp Fail-safe
Malfunctions detected where... Refer-
ence
page
Vehicle-
to-
vehicle
distance
control mode Conven-
tional
(fixed
speed) cruise
control
mode Brake
assist
(with
preview
function)
11 CONTROL UNIT ××××

ICC unit internal malfunctionACS-42
20 CAN COMM CIRCUIT ××××
ICC unit detected CAN communi-
cation malfunction. ACS-43
31 POWER SUPPLY CIR
××××
ICC unit power supply voltage is
excessively low (less than 8V). ACS-43
34 POWER SUPPLY CIR2
××××
ICC unit power supply voltage is
excessively high (more than 19V). ACS-43
41 VHCL SPEED SE CIRC
××××

Wheel sensor malfunction.

ABS actuator and electric unit (
control unit) malfunction

AT vehicle speed sensor malfunc-
tion

TCM malfunction ACS-44
43 ABS/TCS/VDC CIRC
××××
VDC/TCS/ABS system malfunc-
tion ACS-45
45 BRAKE SW/ STOP L SW
××××

Brake and stop lamp switch har-
ness is open or shorted.

Brake and stop lamp switch is ON
or stuck to OFF.

Brake and stop lamp switch is
stuck to ON. ACS-45
46 OPERATION SW CIRC
×××

ICC steering switch harness or
spiral cable is open or shorted.

ICC steering switch malfunction ACS-47
61 PRESS SEN CIRCUIT
×× ×

Brake pressure sensor harness is
open or shorted.

Brake pressure sensor malfunc-
tion

Brake pressure sensor input cir-
cuit malfunction ACS-48
62
BOOSTER SOL/V
CIRCUIT ×× ×

Solenoid harness is open or
shorted.

Solenoid is open.

Solenoid drive circuit malfunction ACS-50
63 RELEASE SW CIRCUIT
××××

Release switch harness is open or
shorted.

Release switch malfunction

Release switch input circuit mal-
function ACS-51
65 PRESSURE CONTROL
×× ×
Booster malfunctionACS-52
74 LASER BEAM OFF CNTR ×× ×
Laser beam of ICC sensor is off
the aiming point. ACS-53

ACS-42
[ICC]
TROUBLE DIAGNOSIS FOR SELF-DIAGNOSTIC ITEMS
Revision: 2005 July 2005 FX
DTC 11 CONTROL UNITAKS00C8O
1. CHECK ICC UNIT SELF-DIAGNOSIS
1. Perform self-diagnosis.
2. Check if any item other than “DTC 11 CONTROL UNIT” is indicated on self-diagnosis 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 >> 1. Replace ICC unit. 2. Erase DTC and perform ICC system running test. Then perform self-diagnosis of ICC system again.
90 STOP LAMP RLY FIX ×× ×
Normally open terminal of stop
lamp relay is stuck. ACS-53
92 ECM CIRCUIT
××××

ECM malfunction

Accelerator pedal position sensor
malfunction

ICC unit malfunction ACS-59
96 NP RANGE
×××

Park/neutral position switch har-
ness is open or shorted.

Park/neutral position switch mal-
function.

TCM malfunction ACS-60
97 AT CIRCUIT
×××
TCM malfunctionACS-61
98 GEAR POSITION ×××

TCM malfunction

AT turbine revolution sensor mal-
function

AT vehicle speed sensor malfunc-
tion ACS-61
102 RADAR STAIN
×× ×
ICC sensor body window has con-
tamination. ACS-62
103 LASER SENSOR FAIL
×× ×
ICC sensor internal malfunctionACS-63
104 LASER AIMING INCMP ×× ×
Laser beam aiming of ICC sensor
is not adjusted. ACS-63
107 LASER COMM FAIL
×× ×

CAN data received by ICC sensor
is strange (from ICC unit, combi-
nation meter or ECM). ACS-63
109 LASER HIGH TEMP
×× ×
Temperature around ICC sensor
is excessively high. ACS-64
DTC
No. CONSULT-II
screen terms ICC
system
warning
lamp Fail-safe
Malfunctions detected where... Refer-
ence
page
Vehicle-
to-
vehicle
distance control
mode Conven-
tional
(fixed
speed)
cruise
control mode Brake
assist (with
preview
function)