Infiniti QX56 (Z62). Manual - part 210

CCS

C1A16 RADAR STAIN

CCS-107

< DTC/CIRCUIT DIAGNOSIS >

[ICC]

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ICC SENSOR : Diagnosis Procedure

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1.

VISUAL CHECK 1

Check ICC sensor body window for contamination and foreign materials. 

Does contamination or foreign materials adhere?

YES

>> Wipe out the contamination and foreign materials from the ICC sensor body window. 

NO

>> GO TO 2.

2.

VISUAL CHECK 2

Check ICC sensor body window for cracks and scratches. 
Is it found?

YES

>> Replace the ICC sensor. Refer to 

CCS-176, "Exploded View"

. 

NO

>> GO TO 3.

3.

INTERVIEW

1.

Ask if there is any trace of contamination or foreign materials adhering to the ICC sensor body window. 

2.

Ask if ICC sensor body window was frosted during driving or if vehicle was driven in snow. 

3.

Ask if ICC sensor body window was temporarily fogged. (Windshield glass may also tend to fog, etc.)

Is any of above conditions seen?

YES

>> Explain to the customer about the difference between the contamination detection function and

the indication when the malfunction is detected and tell them “This is not malfunction”.

NO

>> Replace the ICC sensor. Refer to 

CCS-176, "Exploded View"

. 

CCS-108

< DTC/CIRCUIT DIAGNOSIS >

[ICC]

C1A17 ICC SENSOR

C1A17 ICC SENSOR

DTC Logic

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DTC DETECTION LOGIC

NOTE:
If DTC “C1A17” is detected along with DTC “U1000”, first diagnose the DTC “U1000”. Refer to 

CCS-145,

"ADAS CONTROL UNIT : DTC Logic"

. 

Diagnosis Procedure

INFOID:0000000006224336

1.

CHECK ADAS CONTROL UNIT SELF-DIAGNOSIS RESULTS

1.

Perform “All DTC Reading” with CONSULT-III.

2.

Check if “U1000” is detected other than “C1A17” in “Self Diagnostic Result” of “ICC/ADAS”.

Is “U1000”detected?

YES

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

CCS-108, "DTC Logic"

.

NO

>> GO TO 2.

2.

CHECK ICC SENSOR SELF-DIAGNOSIS RESULTS

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

Is any DTC detected?

YES

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

CCS-55, "DTC Index"

.

NO

>> Replace ADAS control unit. Refer to 

DAS-63, "Removal and Installation"

.

DTC

(On board dis-

play)

Trouble diagnosis 

name

DTC detecting condition

Possible causes

C1A17

(17)

ICC SENSOR MALF

If ICC sensor is malfunctioning

ICC sensor

CCS

C1A18 LASER AIMING INCMP

CCS-109

< DTC/CIRCUIT DIAGNOSIS >

[ICC]

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C1A18 LASER AIMING INCMP

ADAS CONTROL UNIT

ADAS CONTROL UNIT : DTC Logic

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DTC DETECTION 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 “C1A18” is detected as the current malfunction in “Self Diagnostic Result” of “ICC/ADAS”. 

Is “C1A18” detected as the current malfunction?

YES

>> Refer to 

CCS-109, "ADAS CONTROL UNIT : Diagnosis Procedure"

.

NO

>> INSPECTION END

ADAS CONTROL UNIT : Diagnosis Procedure

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1.

ADJUST LASER BEAM AIMING

Check if the “C1A18” is detected in “Self Diagnostic Result” of “LASER”.
Is “C1A18” detected?

YES

>> Refer to 

CCS-109, "ICC SENSOR : DTC Logic"

. 

NO

>> Replace the ADAS control unit. Refer to 

DAS-63, "Removal and Installation"

. 

ICC SENSOR

ICC SENSOR : DTC Logic

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DTC DETECTION 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 “C1A18” is detected as the current malfunction in “Self Diagnostic Result” of “LASER”. 

Is “C1A18” detected as the current malfunction?

YES

>> Refer to 

CCS-110, "ICC SENSOR : Diagnosis Procedure"

.

NO

>> INSPECTION END

DTC

(On board dis-

play)

Trouble diagnosis 

name

DTC detecting condition

Possible causes

C1A18

(18)

LASER AIMING IN-
CMP

Laser beam aiming of ICC sensor is not adjusted

• No laser beam aiming adjustment is 

performed

• Laser beam aiming adjustment has 

been interrupted

DTC

Trouble diagnosis 

name

DTC detecting condition

Possible causes

C1A18

LASER AIMING IN-
CMP

Laser beam aiming of ICC sensor is not adjusted

• No laser beam aiming adjustment is 

performed

• Laser beam aiming adjustment has 

been interrupted

CCS-110

< DTC/CIRCUIT DIAGNOSIS >

[ICC]

C1A18 LASER AIMING INCMP

ICC SENSOR : Diagnosis Procedure

INFOID:0000000006224340

1.

ADJUST LASER BEAM AIMING

1.

Adjust the laser beam aiming. Refer to 

CCS-72, "Description"

. 

2.

Erase All self-diagnosis results with CONSULT-III.

3.

Perform “All DTC Reading”. 

4.

Check if the “C1A18” is detected in “Self Diagnostic Result” of “LASER”. 

Is “C1A18” detected?

YES

>> Replace the ICC sensor. Refer to 

CCS-176, "Exploded View"

. 

NO

>> INSPECTION END