Infiniti G37 Coupe. Manual — part 320
CCS
ICC SENSOR INTEGRATED UNIT
CCS-93
< ECU DIAGNOSIS >
[INTELLIGENT CRUISE CONTROL]
C
D
E
F
G
H
I
J
K
L
M
B
N
P
A
DTC No.
CONSULT-III
screen terms
ICC
system
warning
lamp
Fail-safe
Reference page
CONSULT-III
On board
display
Vehicle-
to-
vehicle
distance
control
mode
Conven-
tional
(Fixed
speed)
cruise
control
mode
Brake as-
sist (With
preview
function)
C1A00
0
CONTROL UNIT
×
×
×
×
C1A01
1
POWER SUPPLY CIR 1
×
×
×
×
C1A02
2
POWER SUPPLY CIR 2
×
×
×
×
C1A03
3
VHCL SPEED SE CIRC
×
×
×
×
C1A04
4
ABS/TCS/VDC CIRC
×
×
×
×
C1A05
5
BRAKE SW/STOP L SW
×
×
×
×
C1A06
6
OPERATION SW CIRC
×
×
×
C1A12
12
LASER BEAM OFFCNTR
×
×
×
C1A13
13
STOP LAMP RLY FIX
×
×
×
C1A14
14
ECM CIRCUIT
×
×
×
×
C1A15
15
GEAR POSITION
×
×
×
C1A16
16
RADAR STAIN
×
×
×
C1A18
18
LASER AIMING INCMP
×
×
×
C1A21
21
UNIT HIGH TEMP
×
×
×
C1A24
24
NP RANGE
×
×
×
C1A26
26
ECD MODE MALF
×
×
×
×
C1A27
27
ECD PWR SUPLY CIR
×
×
×
×
C1A33
33
CAN TRANSMISSION ERROR
×
×
×
×
C1A34
34
COMMAND ERROR
×
×
×
×
NO DTC IS
DETECTED.
FURTHER
TESTING
MAY BE RE-
QUIRED.
55
NO DTC IS DETECTED.
FURTHER TESTING
MAY BE REQUIRED.
—
—
—
—
—
U1000
100
CAN COMM CIRCUIT
×
×
×
×
U1010
110
CONTROL UNIT (CAN)
×
×
×
×
U0121
127
VDC CAN CIR2
×
×
×
×
U0401
120
ECM CAN CIR1
×
×
×
×
U0402
122
TCM CAN CIR1
×
×
×
×
U0415
126
VDC CAN CIR1
×
×
×
×
CCS-94
< SYMPTOM DIAGNOSIS >
[INTELLIGENT CRUISE CONTROL]
INTELLIGENT CRUISE CONTROL SYSTEM SYMPTOMS
SYMPTOM DIAGNOSIS
INTELLIGENT CRUISE CONTROL SYSTEM SYMPTOMS
Symptom Table
INFOID:0000000001606952
Symptoms
Reference page
Operation
MAIN switch does not turn ON.
Symptom 1
MAIN switch does not switch OFF.
Cruise does not function for setting (powering functions).
Symptom 2
CANCEL switch does not function.
Symptom 3
Resume does not function.
Set speed does not increase.
Set distance to the vehicle ahead cannot be changed.
ICC is not cancelled when the A/T selector lever is “N”.
Symptom 4
Display/Chime
Multi information display not appear.
Check combination meter. Refer to
.
Chime does not function.
Symptom 5
Control
Driving force is hunting.
Symptom 6
Function to detect
the vehicle ahead
System frequently cannot detect the vehicle ahead.
Symptom 7
Distance to detect the vehicle ahead is short.
System misidentifies a vehicle even though there is no vehicle
ahead.
• Adjust laser beam aiming. Refer to
"LASER BEAM AIMING ADJUSTMENT : Spe-
cial Repair Requirement (Preparation)"
• Perform ICC action test. Refer to
"ACTION TEST : Special Repair Requirement
(Vehicle-To-Vehicle Distance Control Mode)"
.
System misidentifies a vehicle in the next lane.
System does not detect a vehicle at all.
Symptom 8
CCS
MAIN SWITCH DOES NOT TURN ON, MAIN SWITCH DOES NOT TURN OFF
CCS-95
< SYMPTOM DIAGNOSIS >
[INTELLIGENT CRUISE CONTROL]
C
D
E
F
G
H
I
J
K
L
M
B
N
P
A
MAIN SWITCH DOES NOT TURN ON, MAIN SWITCH DOES NOT TURN
OFF
Description
INFOID:0000000001606953
MAIN SWITCH DOES NOT TURN ON
• ICC system display does not appear even when MAIN switch is pressed.
MAIN SWITCH DOES NOT TURN OFF
• When ICC system display is on, display does not turn off even if MAIN switch is pressed.
NOTE:
• When ICC system warning lamp is illuminated, ICC system is in fail-safe mode. where ICC system display
will not appear even if MAIN switch is pressed.
• Perform the self-diagnosis for ICC sensor integrated unit if ICC system warning lamp is illuminated. Repair
or replace applicable item.
Diagnosis Procedure
INFOID:0000000001606954
1.
CHECK MAIN SWITCH
With COUSULT-III
1.
Start engine.
2.
With “Data Monitor” of “ICC”, check if “MAIN SW” and “CRUISE LAMP” operate normally.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> GO TO 5.
2.
CHECK UNIFIED METER AND A/C AMP.
With CONSULT-III
With “Data Monitor” of “METER/M&A”, check if “CRUISE IND” operate normally.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> GO TO 5.
3.
PERFORM SELF-DIAGNOSIS OF UNIFIED METER AND A/C AMP.
1.
Perform self-diagnosis of unified meter and A/C amp.
2.
Check if DTC is detected. Refer to
.
Is any DTC detected?
YES
>> Repair or replace applicable item.
NO
>> GO TO 4
4.
PERFROM SELF-DIAGNOSIS MODE OF COMBINATION METER
1.
Perform self-diagnosis mode of combination meter. Refer to
MWI-35, "Diagnosis Description"
.
2.
Check that the multi information display operates normally.
3.
If it does not operate normally, repair the affected components or replace the combination meter.
>> INSPECTION END
5.
PERFORM SELF-DIAGNOSIS OF ICC SENSOR INTEGRATED UNIT
1.
Perform self-diagnosis of ICC sensor integrated unit.
2.
Check if DTC “CAN COMM CIRCUIT [U1000]” (DTC 100) is detected.
Is it DTC detected?
YES
>> GO TO 6.
NO
>> GO TO 7.
6.
CAN COMMUNICATION INSPECTION
Perform CAN communication system inspection. Repair or replace the applicable item. Refer to
.
CCS-96
< SYMPTOM DIAGNOSIS >
[INTELLIGENT CRUISE CONTROL]
MAIN SWITCH DOES NOT TURN ON, MAIN SWITCH DOES NOT TURN OFF
>> INSPECTION END
7.
CHECK ICC STEERING SWITCH
Inspect ICC steering switch. Refer to
>> INSPECTION END
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