Infiniti FX35 / FX45. Manual — part 17
ACS-62
< SERVICE INFORMATION >
[ICC]
TROUBLE DIAGNOSIS FOR SYMPTOMS
1.
Turn ignition switch OFF.
2.
Disconnect ICC unit connector.
3.
Check continuity between ICC unit harness connector and
ground.
OK or NG
OK
>> GO TO 9.
NG
>> Repair ICC unit ground harness.
9.
CHECK DISPLAYS
1.
Connect ICC unit connector.
2.
Turn ignition switch ON.
3.
Check if all displays illuminate.
Do all displays illuminate?
YES
>> Perform self-diagnosis again.
NO
>> GO TO 10.
10.
CHECK CAN COMMUNICATION
Perform self-diagnosis with CONSULT-III, and check CAN communication system for malfunction.
OK or NG
OK
>> Replace combination meter.
NG
>> CAN communication inspection. Refer to
ACS-36, "DTC 20 CAN COMM CIRCUIT"
ICC unit connector
Terminal
Ground
Continuity
M88
19
Yes
20
M89
46
SKIA6650E
ELECTRICAL COMPONENT INSPECTION
ACS-63
< SERVICE INFORMATION >
[ICC]
C
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G
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A
B
ACS
N
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ELECTRICAL COMPONENT INSPECTION
ICC Steering Switch
INFOID:0000000001328857
1.
Disconnect ICC steering switch.
2.
Check resistance between ICC steering switch connector termi-
nals by pressing each switch.
Booster Solenoid
INFOID:0000000001328858
Disconnect booster solenoid/release switch connector, and measure
resistance between terminals 4 and 6.
Release Switch
INFOID:0000000001328859
Disconnect booster solenoid/release switch connector and check
resistance between the terminals.
NOTE:
If pedal is depressed insufficiently, resistance value may remain unchanged.
Terminals
Switch
Condition
Resistance [k
Ω
]
14
15
MAIN
Pressed
Approx. 0
Released
Approx. 5.5
CANCEL
Pressed
Approx. 0.3
Released
Approx. 5.5
DISTANCE
Pressed
Approx. 0.7
Released
Approx. 5.5
SET/COAST
Pressed
Approx. 1.4
Released
Approx. 5.5
RESUME/ACCELERATE
Pressed
Approx. 2.6
Released
Approx. 5.5
PKIB4169E
Terminals
Resistance [
Ω
]
4
6
Approx. 1.4
PKIC5181E
Condition
1 - 3
1 - 2
2 - 3
Release
the brake pedal.
Continuity should
exist.
Continuity should
not exist.
Continuity should
not exist.
Depress
the brake pedal.
Continuity should
not exist. (Note)
Continuity should
exist. (Note)
Continuity should
not exist.
SKIA1256E
ACS-64
< SERVICE INFORMATION >
[ICC]
ELECTRICAL COMPONENT INSPECTION
ICC Brake Switch and Stop Lamp Switch
INFOID:0000000001328860
Check each switch after adjusting brake pedal, refer to
.
ICC Brake Hold Relay
INFOID:0000000001328861
Disconnect ICC brake hold relay, and check continuity between ter-
minals.
Condition
Continuity
ICC brake switch
Stop lamp switch
When brake pedal is depressed
No
Yes
When brake pedal is released
Yes
No
SKIA5984E
Terminals
Condition
Continuity
3
4
Applying battery voltage to be-
tween terminals 1 and 2.
No
6
7
Yes
3
4
No battery voltage
Yes
6
7
No
PKIC4924E
REMOVAL AND INSTALLATION
ACS-65
< SERVICE INFORMATION >
[ICC]
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REMOVAL AND INSTALLATION
ICC Unit
INFOID:0000000001328862
REMOVAL
1.
Remove the instrument passenger lower panel. Refer to
IP-11, "Removal and Installation"
2.
Remove the ECM.
3.
Disconnect ICC unit connector.
4.
Remove a mounting bolt and a nut from ICC unit.
INSTALLATION
Installation is the reverse order of removal.
ICC Sensor
INFOID:0000000001328863
REMOVAL
1.
Remove the front bumper. Refer to
EI-15, "Removal and Installation"
.
2.
Disconnect ICC sensor connector.
3.
Remove mounting bolts from ICC sensor.
INSTALLATION
Installation is the reverse order of removal.
SKIA5985E
SKIA5986E
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