Infiniti FX35, FX50 (S51). Manual — part 323
CCS-112
< DTC/CIRCUIT DIAGNOSIS >
[ICC (FULL SPEED RANGE)]
C1A33 CAN TRANSMISSION ERROR
C1A33 CAN TRANSMISSION ERROR
Description
INFOID:0000000005501672
ICC sensor integrated unit transmits the signal required by the ICC system control to ECM via CAN communi-
cation.
DTC Logic
INFOID:0000000005501673
DTC DETECTION LOGIC
NOTE:
If DTC “C1A33” is detected along with DTC “U1000”, first diagnose the DTC “U1000”. Refer to
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE
1.
Start the engine.
2.
Turn the MAIN switch of ICC system ON.
3.
Perform “All DTC Reading” with CONSULT-III.
4.
Check if the “C1A33” is detected as the current malfunction in “Self Diagnostic Result” of “ICC”.
Is “C1A33” detected as the current malfunction?
YES
>> Refer to
CCS-112, "Diagnosis Procedure"
NO
>> Refer to
GI-36, "Intermittent Incident"
.
Diagnosis Procedure
INFOID:0000000005501674
1.
CHECK SELF-DIAGNOSIS RESULTS
Check if “U1000” is detected other than “C1A33” in “Self Diagnostic Result” of “ICC”.
Is “U1000” detected?
YES
>> Perform the CAN communication system inspection. Repair or replace the malfunctioning parts.
.
NO
>> Replace the ICC sensor integrated unit. Refer to
Special Repair Requirement
INFOID:0000000005501675
DESCRIPTION
Perform the action test after adjusting the laser beam aiming of ICC sensor integrated unit when the following
operation is performed.
• Removal and installation of ICC sensor integrated unit
• Replacement of ICC sensor integrated unit
SPECIAL REPAIR REQUIREMENT
1.
LASER BEAM AIMING ADJUSTMENT OF ICC SENSOR INTEGRATED UNIT
Adjust the laser beam aiming of the ICC sensor integrated unit. Refer to
>> GO TO 2.
2.
CHECK ICC SYSTEM
DTC
(On board dis-
play)
Trouble diagnosis name
DTC detecting condition
Possible causes
C1A33
(33)
CAN TRANSMISSION
ERROR
If an error occurs in the CAN communication
signal that ICC sensor integrated unit trans-
mits to ECM
ICC sensor integrated unit
CCS
C1A33 CAN TRANSMISSION ERROR
CCS-113
< DTC/CIRCUIT DIAGNOSIS >
[ICC (FULL SPEED RANGE)]
C
D
E
F
G
H
I
J
K
L
M
B
N
P
A
1.
Erase the “Self Diagnostic Result”, and then perform “All DTC Reading” again after performing the action
test. (Refer to
CCS-18, "ACTION TEST : Description"
2.
Check that the ICC system is normal.
>> WORK END
CCS-114
< DTC/CIRCUIT DIAGNOSIS >
[ICC (FULL SPEED RANGE)]
C1A34 COMMAND ERROR
C1A34 COMMAND ERROR
Description
INFOID:0000000005501676
ICC sensor integrated unit transmits the command signal required for the ECM control via CAN communica-
tion.
DTC Logic
INFOID:0000000005501677
DTC DETECTION LOGIC
NOTE:
If DTC “C1A34” is detected along with DTC “U1000”, first diagnose the DTC “U1000”. Refer to
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE
1.
Start the engine.
2.
Operate the ICC system and drive.
CAUTION:
Always drive safely.
3.
Stop the vehicle.
4.
Perform “All DTC Reading” with CONSULT-III.
5.
Check if the “C1A34” is detected as the current malfunction in “Self Diagnostic Result” of “ICC”.
Is “C1A34” detected as the current malfunction?
YES
>> Refer to
CCS-114, "Diagnosis Procedure"
NO
>> Refer to
GI-36, "Intermittent Incident"
.
Diagnosis Procedure
INFOID:0000000005501678
1.
CHECK SELF-DIAGNOSIS RESULTS
Check if “U1000” is detected other than “C1A34” in “Self Diagnostic Result” of “ICC”.
Is “U1000” detected?
YES
>> Perform the CAN communication system inspection. Repair or replace the malfunctioning parts.
.
NO
>> Replace the ICC sensor integrated unit. Refer to
Special Repair Requirement
INFOID:0000000005501679
DESCRIPTION
Perform the action test after adjusting the laser beam aiming of ICC sensor integrated unit when the following
operation is performed.
• Removal and installation of ICC sensor integrated unit
• Replacement of ICC sensor integrated unit
SPECIAL REPAIR REQUIREMENT
1.
LASER BEAM AIMING ADJUSTMENT OF ICC SENSOR INTEGRATED UNIT
Adjust the laser beam aiming of the ICC sensor integrated unit. Refer to
DTC
(On board dis-
play)
Trouble diagnosis name
DTC detecting condition
Possible causes
C1A34
(34)
COMMAND ERROR
If an error occurs in the command signal that
ICC sensor integrated unit transmits to ECM
via CAN communication
ICC sensor integrated unit
CCS
C1A34 COMMAND ERROR
CCS-115
< DTC/CIRCUIT DIAGNOSIS >
[ICC (FULL SPEED RANGE)]
C
D
E
F
G
H
I
J
K
L
M
B
N
P
A
>> GO TO 2.
2.
CHECK ICC SYSTEM
1.
Erase the “Self Diagnostic Result”, and then perform “All DTC Reading” again after performing the action
test. (Refer to
CCS-18, "ACTION TEST : Description"
2.
Check that the ICC system is normal.
>> WORK END
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