Infiniti QX56 (Z62). Manual — part 220

CCS

U1010 CONTROL UNIT (CAN)

CCS-147

< DTC/CIRCUIT DIAGNOSIS >

[ICC]

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U1010 CONTROL UNIT (CAN)

ADAS CONTROL UNIT

ADAS CONTROL UNIT : Description

INFOID:0000000006227998

CAN controller controls the communication of CAN communication signal and ITS communication signal, and
the error detection.

ADAS CONTROL UNIT : DTC Logic

INFOID:0000000006227999

DTC DETECTION LOGIC

ADAS CONTROL UNIT : Diagnosis Procedure

INFOID:0000000006228000

1.

PERFORM DTC CONFIRMATION PROCEDURE

1.

Turn the MAIN switch of ICC system ON.

2.

Perform “All DTC Reading” with CONSULT-III.

3.

Check if the “U1010” is detected as the current malfunction in “Self Diagnostic Result” of “ICC/ADAS”.

Is “U1010” detected as the current malfunction?

YES

>> Replace the ADAS control unit. Refer to

DAS-63, "Removal and Installation"

.

NO

>> INSPECTION END

ICC SENSOR

ICC SENSOR : Description

INFOID:0000000006224415

CAN controller controls the communication of ITS communication signal and the error detection.

ICC SENSOR : DTC Logic

INFOID:0000000006224416

DTC DETECTION LOGIC

ICC SENSOR : Diagnosis Procedure

INFOID:0000000006224417

1.

PERFORM DTC CONFIRMATION PROCEDURE

1.

Turn the MAIN switch of ICC system ON.

2.

Perform “All DTC Reading” with CONSULT-III.

3.

Check if the “U1010” is detected as the current malfunction in “Self Diagnostic Result” of “LASER”.

Is “U1010” detected as the current malfunction?

YES

>> Replace the ICC sensor. Refer to

CCS-176, "Exploded View"

.

NO

>> INSPECTION END

DTC

(On board

display)

Trouble diagnosis name

DTC detecting condition

Possible causes

U1010

(110)

CONTROL UNIT (CAN)

If ADAS control unit detects malfunction by
CAN controller initial diagnosis

ADAS control unit

DTC

Trouble diagnosis name

DTC detecting condition

Possible causes

U1010

CONTROL UNIT (CAN)

If ICC sensor detects malfunction by CAN con-
troller initial diagnosis

ICC sensor

CCS-148

< DTC/CIRCUIT DIAGNOSIS >

[ICC]

U150B ECM CAN 3

U150B ECM CAN 3

DTC Logic

INFOID:0000000006224418

DTC DETECTION LOGIC

NOTE:
If DTC “U150B” is detected along with DTC “U1000”, first diagnose the DTC “U1000”. Refer to

CCS-145,

"ADAS CONTROL UNIT : DTC Logic"

.

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 “U150B” is detected as the current malfunction in “Self Diagnostic Result” of “ICC/ADAS”.

Is “U150B” detected as the current malfunction?

YES

>> Refer to

CCS-148, "Diagnosis Procedure"

.

NO

>> Refer to

GI-40, "Intermittent Incident"

.

Diagnosis Procedure

INFOID:0000000006224419

1.

CHECK SELF-DIAGNOSIS RESULTS

Check if “U1000” is detected other than “U150B” in “Self Diagnostic Result” of “ICC/ADAS”.

Is “U1000” detected?

YES

>> Perform the CAN communication system inspection. Repair or replace the malfunctioning parts.

Refer to

CCS-145, "ADAS CONTROL UNIT : DTC Logic"

.

NO

>> GO TO 2.

2.

CHECK ECM SELF-DIAGNOSIS RESULTS

Check if any DTC is detected in “Self Diagnostic Result” of “ENGINE”.

Is any DTC detected?

YES

>> Perform diagnosis on the detected DTC and repair or replace the malfunctioning parts. Refer to

EC-98, "DTC Index"

.

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

U150B

(157)

ECM CAN CIRC 3

ADAS control unit detects an error signal that is
received from ECM via CAN communication

ECM

CCS

U150C VDC CAN 3

CCS-149

< DTC/CIRCUIT DIAGNOSIS >

[ICC]

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U150C VDC CAN 3

DTC Logic

INFOID:0000000006224420

DTC DETECTION LOGIC

NOTE:
If DTC “U150C” is detected along with DTC “U1000”, first diagnose the DTC “U1000”. Refer to

CCS-145,

"ADAS CONTROL UNIT : DTC Logic"

.

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 “U150C” is detected as the current malfunction in “Self Diagnostic Result” of “ICC/ADAS”.

Is “U150C” detected as the current malfunction?

YES

>> Refer to

CCS-149, "Diagnosis Procedure"

.

NO

>> Refer to

GI-40, "Intermittent Incident"

.

Diagnosis Procedure

INFOID:0000000006224421

1.

CHECK SELF-DIAGNOSIS RESULTS

Check if “U1000” is detected other than “U150C” in “Self Diagnostic Result” of “ICC/ADAS”.

Is “U1000” detected?

YES

>> Perform the CAN communication system inspection. Repair or replace the malfunctioning parts.

Refer to

CCS-145, "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

BRC-51, "DTC Index"

.

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

U150C

(158)

VDC CAN CIRC 3

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)

CCS-150

< DTC/CIRCUIT DIAGNOSIS >

[ICC]

U150D TCM CAN 3

U150D TCM CAN 3

DTC Logic

INFOID:0000000006224422

DTC DETECTION LOGIC

NOTE:
If DTC “U150D” is detected along with DTC “U1000”, first diagnose the DTC “U1000”. Refer to

CCS-145,

"ADAS CONTROL UNIT : DTC Logic"

.

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 “U150D” is detected as the current malfunction in “Self Diagnostic Result” of “ICC/ADAS”.

Is “U150D” detected as the current malfunction?

YES

>> Refer to

CCS-150, "Diagnosis Procedure"

.

NO

>> Refer to

GI-40, "Intermittent Incident"

.

Diagnosis Procedure

INFOID:0000000006224423

1.

CHECK SELF-DIAGNOSIS RESULTS

Check if “U1000” is detected other than “U150D” in “Self Diagnostic Result” of “ICC/ADAS”.

Is “U1000” detected?

YES

>> Perform the CAN communication system inspection. Repair or replace the malfunctioning parts.

Refer to

CCS-145, "ADAS CONTROL UNIT : DTC Logic"

.

NO

>> GO TO 2.

2.

CHECK TCM SELF-DIAGNOSIS RESULTS

Check if any DTC is detected in “Self Diagnostic Result” of “TRANSMISSION”.

Is any DTC detected?

YES

>> Perform diagnosis on the detected DTC and repair or replace the malfunctioning parts. Refer to

TM-78, "DTC Index"

.

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

U150D

(159)

TCM CAN CIRC 3

ADAS control unit detects an error signal that is
received from TCM via CAN communication

TCM