2006 INFINITI FX35 Service Manual

spare wheel lane assist trunk sensor fuses fuel reserve

Page 49 of 4462

INFINITI FX35 2006 Service Manual TROUBLE DIAGNOSIS — GENERAL DESCRIPTION ACS-41
[ICC]
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ACS
Revision: 2006 December 2006 FX35/FX45
7. CHECK POWER SUPPLY CIRCUIT FOR ICC UNIT
Check voltage between

Page 50 of 4462

INFINITI FX35 2006 Service Manual ACS-42
[ICC]
TROUBLE DIAGNOSIS FOR SELF-DIAGNOSTIC ITEMS
Revision: 2006 December 2006 FX35/FX45
TROUBLE DIAGNOSIS FOR SELF-DIAGNOSTIC ITEMSPFP:00000
Diagnostic Trouble Code (DTC) ChartNKS003F3
× : Ap

ACS-42
[ICC]
TROUBLE DIAGNOSIS FOR SELF-DIAGNOSTIC ITEMS
Revision: 2006 December 2006 FX35/FX45
TROUBLE DIAGNOSIS FOR SELF-DIAGNOSTIC ITEMSPFP:00000
Diagnostic Trouble Code (DTC) ChartNKS003F3
× : 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-44
20 CAN COMM CIRCUIT ××××ICC unit detected CAN communi-
cation malfunction. ACS-44
31 POWER SUPPLY CIR
××××ICC unit power supply voltage is
excessively low (less than 8 V). ACS-44
34 POWER SUPPLY CIR2
××××ICC unit power supply voltage is
excessively high (more than 19 V). ACS-44
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-45
43 ABS/TCS/VDC CIRC
××××VDC/TCS/ABS system malfunc-
tion ACS-46
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-46
46 OPERATION SW CIRC
×××
ICC steering switch harness or
spiral cable is open or shorted.
ICC steering switch malfunction ACS-48
61 PRESS SEN CIRCUIT
×× ×
Brake pressure sensor harness is
open or shorted.
Brake pressure sensor malfunc-
tion
Brake pressure sensor input circuit
malfunction ACS-50
62
BOOSTER SOL/V
CIRCUIT ×× ×
Solenoid harness is open or
shorted.
Solenoid is open.
Solenoid drive circuit malfunction ACS-51
63 RELEASE SW CIRCUIT
××××
Release switch harness is open or
shorted.
Release switch malfunction
Release switch input circuit mal-
function ACS-52
65 PRESSURE CONTROL
×× ×Booster malfunctionACS-54
74 LASER BEAM OFF CNTR ×× ×Laser beam of ICC sensor is off
the aiming point. ACS-55

Page 51 of 4462

INFINITI FX35 2006 Service Manual TROUBLE DIAGNOSIS FOR SELF-DIAGNOSTIC ITEMS ACS-43
[ICC]
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ACS
Revision: 2006 December 2006 FX35/FX45
90 STOP LAMP RLY FIX ×× ×Normally open terminal of stop
l

Page 52 of 4462

INFINITI FX35 2006 Service Manual ACS-44
[ICC]
TROUBLE DIAGNOSIS FOR SELF-DIAGNOSTIC ITEMS
Revision: 2006 December 2006 FX35/FX45
DTC 11 CONTROL UNITNKS003F4
1. CHECK ICC UNIT SELF-DIAGNOSIS
1. Perform self-diagnosis.
2. Check if an

Page 53 of 4462

INFINITI FX35 2006 Service Manual TROUBLE DIAGNOSIS FOR SELF-DIAGNOSTIC ITEMS ACS-45
[ICC]
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ACS
Revision: 2006 December 2006 FX35/FX45
3. CHECK GROUND CIRCUIT FOR ICC UNIT
1. Turn ignition switch OF

Page 54 of 4462

INFINITI FX35 2006 Service Manual ACS-46
[ICC]
TROUBLE DIAGNOSIS FOR SELF-DIAGNOSTIC ITEMS
Revision: 2006 December 2006 FX35/FX45
DTC 43 ABS/TCS/VDC CIRCNKS003F8
1. CHECK ICC UNIT SELF-DIAGNOSIS
With CONSULT-II
1. Perform self-di

ACS-46
[ICC]
TROUBLE DIAGNOSIS FOR SELF-DIAGNOSTIC ITEMS
Revision: 2006 December 2006 FX35/FX45
DTC 43 ABS/TCS/VDC CIRCNKS003F8
1. CHECK ICC UNIT SELF-DIAGNOSIS
With CONSULT-II
1. Perform self-diagnosis.
2. Check if “DTC 20 CAN COMM CIRCUIT” other than “DTC 43 ABS/TCS/VDC CIRC” is indicated in self- diagnosis item in the display.
Is it 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 ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT) SELF-DIAGNOSIS
With CONSULT-II
1. Perform self-diagnosis of ABS actuator and electric unit (control unit). Refer to BRC-11, "
TROUBLE
DIAGNOSIS" .
2. Check if malfunction is indicated.
Is malfunction 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.
DTC 45 BRAKE SW/STOP L SWNKS003F9
1. CHECK CONNECTOR FOR ICC UNIT
1. Turn ignition switch OFF.
2. Disconnect ICC unit connector, and connect it securely again.
3. Erase DTC and 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 system running test. Then perform self-diagnosis of ICC system again.
2. CHECK STOP LAMP SWITCH AND ICC BRAKE SWITCH
With CONSULT-II
With “DATA MONITOR”, check if “STOP LAMP SW” and “BRAKE SW” are operated normally. Refer to ACS-
33, "DATA MONITOR" .
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 >>
BRAKE SW: GO TO 3.
STOP LAMP SW: GO TO 5.

Page 55 of 4462

INFINITI FX35 2006 Service Manual TROUBLE DIAGNOSIS FOR SELF-DIAGNOSTIC ITEMS ACS-47
[ICC]
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ACS
Revision: 2006 December 2006 FX35/FX45
3. CHECK BRAKE SWITCH INSTALLATION AND ADJUSTMENT
Check brake s

Page 56 of 4462

INFINITI FX35 2006 Service Manual ACS-48
[ICC]
TROUBLE DIAGNOSIS FOR SELF-DIAGNOSTIC ITEMS
Revision: 2006 December 2006 FX35/FX45
7. CHECK ICC BRAKE HOLD RELAY CIRCUIT
1. Disconnect ICC unit connector and stop lamp switch connector.

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