Infiniti QX56 (Z62). Manual — part 332
DAS
C1B03 ABNRML TEMP DETECT
DAS-365
< DTC/CIRCUIT DIAGNOSIS >
[LDW & LDP]
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C1B03 ABNRML TEMP DETECT
ADAS CONTROL UNIT
ADAS CONTROL UNIT : DTC Logic
INFOID:0000000006223771
DTC DETECTION LOGIC
ADAS CONTROL UNIT : Diagnosis Procedure
INFOID:0000000006223772
1.
CHECK LANE CAMERA UNIT SELF-DIAGNOSIS RESULTS
1.
Perform “All DTC Reading” with CONSULT-III.
2.
Check if the “C1B03” is detected in “Self Diagnostic Result” of “LANE CAMERA”
Is “C1B03” detected?
YES
>> Refer to
DAS-365, "LANE CAMERA UNIT : DTC Logic"
NO
>> GO TO 2.
2.
CHECK ADAS CONTROL UNIT SELF-DIAGNOSIS RESULTS
1.
Erase all self-diagnosis results with CONSULT-III.
2.
Perform “All DTC Reading”.
3.
Check if the “C1B03” is detected in “Self Diagnostic Result” of “ICC/ADAS”
Is “C1B03” detected?
YES
>> Replace the ADAS control unit. Refer to
DAS-63, "Removal and Installation"
NO
>> INSPECTION END
LANE CAMERA UNIT
LANE CAMERA UNIT : DTC Logic
INFOID:0000000006223773
DTC DETECTION LOGIC
LANE CAMERA UNIT : Diagnosis Procedure
INFOID:0000000006223774
1.
COOLING LANE CAMERA UNIT
1.
Wait for 10 minutes or more to cool the lane camera unit.
2.
Erase All self-diagnosis results with CONSULT-III.
3.
Perform “All DTC Reading”.
4.
Check if the “C1B03” is detected in “Self Diagnostic Result” of “LANE CAMERA”.
Is “C1B03” detected?
YES
>> Replace the lane camera unit. Refer to
DAS-403, "Removal and Installation"
NO
>> INSPECTION END
DTC
(On board
display)
Trouble diagnosis name
DTC detecting condition
Possible causes
C1B03
(83)
CAM ABNRML TMP DETCT
Temperature around lane camera unit is ex-
cessively high
Interior room temperature is exces-
sively high
DTC
Trouble diagnosis name
DTC detecting condition
Possible causes
C1B03
ABNRML TEMP DETECT
Temperature around lane camera unit is ex-
cessively high
Interior room temperature is exces-
sively high
DAS-366
< DTC/CIRCUIT DIAGNOSIS >
[LDW & LDP]
U0104 ADAS CAN 1
U0104 ADAS CAN 1
DTC Logic
INFOID:0000000006223775
DTC DETECTION LOGIC
NOTE:
If DTC “U0104” is detected along with DTC “U1000”, first diagnose the DTC “U1000”. Refer to
"LANE CAMERA UNIT : DTC Logic"
.
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE
1.
Start the engine.
2.
Turn the LDP system ON.
3.
Perform “All DTC Reading” with CONSULT-III.
4.
Check if the “U0104” is detected as the current malfunction in “Self Diagnostic Result” of “LANE CAM-
ERA”.
Is “U0104” detected as the current malfunction?
YES
>> Refer to
DAS-366, "Diagnosis Procedure"
NO
>> Refer to
GI-40, "Intermittent Incident"
.
Diagnosis Procedure
INFOID:0000000006223776
1.
CHECK LANE CAMERA UNIT SELF-DIAGNOSIS RESULTS
Check if “U1000” is detected other than “U0104” in “Self Diagnostic Result” of “LANE CAMERA”.
Is “U1000” detected?
YES
>> Perform the CAN communication system inspection. Repair or replace the malfunctioning parts.
DAS-374, "LANE CAMERA UNIT : DTC Logic"
NO
>> GO TO 2.
2.
CHECK ADAS CONTROL UNIT SELF-DIAGNOSIS RESULTS
Check if any DTC is detected in “Self Diagnostic Result” of “ICC/ADAS”.
Is any DTC detected?
YES
>> Perform diagnosis on the detected DTC and repair or replace the malfunctioning parts. Refer to
NO
>> Replace the lane camera unit. Refer to
DAS-403, "Removal and Installation"
DTC
Trouble diagnosis name
DTC detecting condition
Possible causes
U0104
ADAS CAN CIR 1
If lane camera unit detects an error signal that
is received from ADAS control unit via ITS
communication
ADAS control unit
DAS
U0121 VDC CAN 2
DAS-367
< DTC/CIRCUIT DIAGNOSIS >
[LDW & LDP]
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U0121 VDC CAN 2
DTC Logic
INFOID:0000000006228202
DTC DETECTION LOGIC
NOTE:
If DTC “U0121” is detected along with DTC “U1000”, first diagnose the DTC “U1000”. Refer to
"ADAS CONTROL UNIT : DTC Logic"
.
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE
1.
Start the engine.
2.
Turn the LDP system ON.
3.
Perform “All DTC Reading” with CONSULT-III.
4.
Check if the “U0121” is detected as the current malfunction in “Self Diagnostic Result” of “ICC/ADAS”.
Is “U0121” detected as the current malfunction?
YES
>> Refer to
DAS-367, "Diagnosis Procedure"
NO
>> Refer to
GI-40, "Intermittent Incident"
.
Diagnosis Procedure
INFOID:0000000006228203
1.
CHECK SELF-DIAGNOSIS RESULTS
Check if “U1000” is detected other than “U0121” in “Self Diagnostic Result” of “ICC/ADAS”.
Is “U1000” detected?
YES
>> Perform the CAN communication system inspection. Repair or replace the malfunctioning parts.
DAS-374, "ADAS CONTROL UNIT : DTC Logic"
.
NO
>> GO TO 2.
2.
CHECK ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT) SELF-DIAGNOSIS RESULTS
Check if any DTC is detected in “Self Diagnostic Result” of “ABS”.
Is any DTC detected?
YES
>> Perform diagnosis on the detected DTC and repair or replace the malfunctioning parts. Refer to
NO
>> Replace the ADAS control unit. Refer to
DAS-63, "Removal and Installation"
DTC
(On board dis-
play)
Trouble diagnosis name
DTC detecting condition
Possible causes
U0121
(127)
VDC CAN CIR2
If ADAS control unit detects an error signal
that is received from ABS actuator and electric
unit (control unit) via CAN communication
ABS actuator and electric unit (control
unit)
DAS-368
< DTC/CIRCUIT DIAGNOSIS >
[LDW & LDP]
U0126 STRG SEN CAN 1
U0126 STRG SEN CAN 1
DTC Logic
INFOID:0000000006223779
DTC DETECTION LOGIC
NOTE:
If DTC “U0126” is detected along with DTC “U1000”, first diagnose the DTC “U1000”. Refer to
"ADAS CONTROL UNIT : DTC Logic"
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE
1.
Start the engine.
2.
Turn the LDP system ON.
3.
Perform “All DTC Reading” with CONSULT-III.
4.
Check if the “U0126” is detected as the current malfunction in “Self Diagnostic Result” of “LANE CAM-
ERA”.
Is “U0126” detected as the current malfunction?
YES
>> Refer to
DAS-368, "Diagnosis Procedure"
NO
>> Refer to
GI-40, "Intermittent Incident"
.
Diagnosis Procedure
INFOID:0000000006223780
1.
CHECK SELF-DIAGNOSIS RESULTS
Check if “U1000” is detected other than “U0126” in “Self Diagnostic Result” of “LANE CAMERA”.
Is “U1000” detected?
YES
>> Perform the CAN communication system inspection. Repair or replace the malfunctioning parts.
DAS-374, "LANE CAMERA UNIT : DTC Logic"
NO
>> GO TO 2.
2.
CHECK ADAS CONTROL UNIT SELF-DIAGNOSIS RESULTS
Check if any DTC is detected in “Self Diagnostic Result” of “ICC/ADAS”.
Is any DTC detected?
YES
>> Perform diagnosis on the detected DTC and repair or replace the malfunctioning parts. Refer to
NO
>> Replace the lane camera unit. Refer to
DAS-403, "Removal and Installation"
DTC
Trouble diagnosis name
DTC detecting condition
Possible causes
U0126
STRG SEN CAN CIR1
If lane camera unit detects an error signal that
is received from steering angle sensor via
ADAS control unit
Steering angle sensor
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