Infiniti G37 Coupe. Manual - part 298

 

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Infiniti G37 Coupe. Manual - part 298

 

 

CCS

DIAGNOSIS AND REPAIR WORKFLOW

CCS-5

< BASIC INSPECTION >

[INTELLIGENT CRUISE CONTROL]

C

D

E

F

G

H

I

J

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B

N

P

A

• Perform the ICC system action test to check the ICC system operation status. Refer to 

CCS-11, "ACTION

TEST : Special Repair Requirement (Vehicle-To-Vehicle Distance Control Mode)"

.

>> GO TO 2.

2.

PERFORM SELF-DIAGNOSIS OF ICC SENSOR INTEGRATED UNIT

1.

Perform self-diagnosis of ICC sensor integrated unit.

2.

Check if DTC is detected.

Is any DTC detected?

YES

>> GO TO 3.

NO

>> GO TO 4.

3.

CHECK SELF-DIAGNOSIS RESULTS

1.

Check the DTC detected in the self-diagnosis results.

2.

Perform the relevant diagnosis by referring to the DTC index. Refer to 

CCS-92, "DTC Index"

.

NOTE:
If “CAN COMM CIRCUIT [U1000]” (DTC 100) is displayed, start with the diagnosis for the CAN communica-
tion system. Refer to 

CCS-79, "Diagnosis Procedure"

.

>> GO TO 5.

4.

DIAGNOSIS BY SYMPTOM

Referring to the diagnosis chart by symptom, perform the relevant diagnosis. Refer to 

CCS-94, "Symptom

Table"

.

>> GO TO 5.

5.

REPAIR OR REPLACE APPLICABLE ITEM

Repair or replace applicable item.

>> GO TO 6.

6.

CHECK AFTER REPAIRING OR REPLACING THE APPLICABLE ITEM

1.

Erase DTC.

2.

Perform the self-diagnosis for the ICC sensor integrated unit again after repairing or replacing the applica-
ble item. 

3.

Check if DTC is detected.

Is any DTC detected?

YES

>> GO TO 3.

NO

>> GO TO 7.

7.

CHECK ICC SYSTEM

Test the ICC system for normal operation to see if the malfunction symptom is solved and no other symptoms
are present. 
No symptoms?

YES

>> INSPECTION END

NO

>> GO TO 4.

CCS-6

< BASIC INSPECTION >

[INTELLIGENT CRUISE CONTROL]

INSPECTION AND ADJUSTMENT

INSPECTION AND ADJUSTMENT

ADDITIONAL SERVICE WHEN REPLACING CONTROL UNIT

ADDITIONAL SERVICE WHEN REPLACING CONTROL UNIT : Description

INFOID:0000000001606856

Always perform the laser beam aiming adjustment after replacing the ICC sensor integrated unit. In addition,
test the ICC system operations to see if it functions normally. 

ADDITIONAL SERVICE WHEN REPLACING CONTROL UNIT : Special Repair Re-
quirement

INFOID:0000000001606857

1.

LASER BEAM AIMING ADJUSTMENT

Adjust laser beam aiming. Refer to 

CCS-7, "LASER BEAM AIMING ADJUSTMENT : Special Repair Require-

ment (Preparation)"

.

>> GO TO 2.

2.

ICC SYSTEM ACTION TEST

1.

Perform the ICC system operation test. Refer to 

CCS-11, "ACTION TEST : Special Repair Requirement

(Vehicle-To-Vehicle Distance Control Mode)"

.

2.

Check that the ICC system operates normally.

>> INSPECTION END

LASER BEAM AIMING ADJUSTMENT

LASER BEAM AIMING ADJUSTMENT : Description

INFOID:0000000001606858

OUTLINE OF LASER BEAM AIMING ADJUSTMENT

Adjust the laser beam aiming every time the ICC sensor integrated unit is removed or installed.
1.

Set up the ICC target board [SST: KV99110100 (J-45718)].
NOTE:
The location of the ICC sensor integrated unit (1) differs according to the vehicle grade. So the ICC target
board setting position varies accordingly. 

2.

Adjust the sensor following the procedure on CONSULT-III. (Turn manually the screw for up-down position
adjustment. ICC sensor integrated unit automatically adjust the right-left position.)

CAUTIONARY POINTS FOR LASER BEAM AIMING

CAUTION:

• Adjust laser beam aiming at a horizontal place as far as 12 m (39 ft) forward the vehicle can be seen.
• Adjust laser beam aiming 5 seconds after starting engine.
• Never view ICC sensor integrated unit body window directly during laser beam aiming adjustment.
• Follow the CONSULT-III when adjusting the laser beam aiming (laser beam aiming adjustment can-

not be operated without CONSULT-III).

• Never ride on vehicle during laser beam aiming adjustment.
• Idle and turn headlamps OFF during laser beam aiming adjustment.

A

: Leather grade type

B

: Sport grade type

JSOIA0076ZZ

CCS

INSPECTION AND ADJUSTMENT

CCS-7

< BASIC INSPECTION >

[INTELLIGENT CRUISE CONTROL]

C

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LASER BEAM AIMING ADJUSTMENT : Special Repair Requirement (Preparation)

INFOID:0000000001606859

1.

PREPARATION OF BEFOR LASER BEAM AIMING ADJUSTMENT

1.

Adjust the tire pressure to the specified value.

2.

See that there is no load in the vehicle. 

3.

Coolant, engine oil filled up to correct level and full fuel tank.

4.

Shift the selector lever to the “P” range (A/T) or the shift knob to the neutral position (M/T), and release the
parking brake. 

5.

Clean the ICC sensor integrated unit body window with a soft cloth.

>> Go to 

CCS-7, "LASER BEAM AIMING ADJUSTMENT : Special Repair Requirement (Setting The

ICC Target Board)"

.

LASER BEAM AIMING ADJUSTMENT : Special Repair Requirement (Setting The ICC 
Target Board)

INFOID:0000000001606860

Accurate ICC target board setting is required for the laser beam aiming adjustment.
NOTE:
ICC system does not function normally if laser beam aiming is not accurate.

1.

ADJUSTING HEIGHT OF THE ICC TARGET BOARD

1.

Attach a triangle scale (2) at a position 42 mm (1.65 in) (H)
below the center (A) of the ICC target board (1). 

2.

Adjust the height of the ICC target board with aligning the upside
tip of the triangle scale (1) with the center of laser beam axis (A).

NOTE:
• The center of laser beam axis (A) is located at 38 mm (1.5 in) (W)

from the left side and 22 mm (0.87 in) (H) from the top of the ICC
sensor integrated unit from a front view of vehicle.

3

:  Adjust  nut

b

:  90

°

JSOIA0014ZZ

2

: ICC sensor integrated unit

JSOIA0015ZZ

JSOIA0022ZZ

CCS-8

< BASIC INSPECTION >

[INTELLIGENT CRUISE CONTROL]

INSPECTION AND ADJUSTMENT

• To identify the center of laser beam axis (A) easily, prepare a piece

of paper (B) cut to the size of 38 mm (1.5 in) (W) 

×

22 mm (0.87 in)

(H) and attach it on the upper left point of the ICC sensor inte-
grated unit (1). 

>> GO TO 2.

2.

ADJUSTING THE RIGHT-LEFT POSITION OF THE ICC TARGET BOARD

1.

Attach a ruler (1) or equivalent tool with a length of 450 mm
(17.72 in) or more to the back face of the ICC target board cen-
ter (A) in the leftward direction. 

2.

Suspend a weight from a string (1) attached to its end at the
point (B) rightward from the ICC target board center (A). 

NOTE:
To learn how to identify the vehicle grade, refer to 

CCS-6,

"LASER BEAM AIMING ADJUSTMENT : Description"

>> GO TO 3.

3.

SETTING THE ICC TARGET BOARD

1.

Suspend a thread with weight on tip to splice the center of the front and rear bumpers. Then, mark the
center point on the ground as each weight points.

2.

Link the front and rear bumpers center points marked on the ground, and mark a point 3.9 m (12.8 ft) posi-
tion ahead of the front bumper, on the extended line of the previous link line of the bumper center points.
Then, adjust the position of the ICC target board so that the weight come on the top of the marked point
[3.9 m (12.8 ft) position ahead of the front bumper] and face to the vehicle.

3.

Adjust the position of the ICC target board (1) so that the
extended line (A) that links the center of the rear window glass
(the center of the rear window defogger pattern) (B) and the cen-
ter of the windshield (the setting part of the room mirror) (C)
align with the weight suspended (2) from the ICC target board.

JSOIA0023ZZ

JSOIA0024ZZ

W [mm (in)]

Leather grade type

: 404 (15.91)

Sport grade type

: 247 (9.72)

JSOIA0016ZZ

JSOIA0025ZZ

 

 

 

 

 

 

 

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