Infiniti EX35. Manual - part 384

 

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Infiniti EX35. Manual - part 384

 

 

CCS

U0402 TCM CAN 1

CCS-71

< COMPONENT DIAGNOSIS >

[INTELLIGENT CRUISE CONTROL]

C

D

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U0402 TCM CAN 1

Description

INFOID:0000000003130100

TCM transmits A/T control system signal to ICC sensor integrated unit with CAN communication.

DTC Logic

INFOID:0000000003130101

DTC DETECTION LOGIC

NOTE:
If DTC “U0402” is detected along with DTC “U1000”, first diagnose the DTC “U1000”. Refer to 

CCS-75,

"Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000003130102

1.

PERFORM SELF-DIAGNOSIS OF ICC SENSOR INTEGRATED UNIT

1.

Perform self-diagnosis of ICC sensor integrated unit.

2.

Check if DTC “U1000: CAN COMM CIRCUIT” (DTC 100) other than “U0402: TCM CAN CIR1” (DTC 122)
is detected.

Is any DTC detected?

YES

>> GO TO 2.

NO

>> GO TO 3.

2.

CAN COMMUNICATION INSPECTION

Perform the CAN communication system inspection. Repair or replace the applicable item. Refer to 

CCS-75,

"Diagnosis Procedure"

.

>> GO TO 6.

3.

PERFORM SELF-DIAGNOSIS OF TCM

1.

Perform self-diagnosis of TCM.

2.

Check if DTC is detected. Refer to 

TM-113, "DTC Index"

.

Is any DTC detected?

YES

>> GO TO 4.

NO

>> GO TO 5.

4.

REPAIR OR REPLACE APPLICABLE ITEM

Repair or replace the applicable item identified by the self-diagnosis result.

>> GO TO 6.

5.

REPLACE ICC SENSOR INTEGRATED UNIT

1.

Replace ICC sensor integrated unit.

2.

Adjust laser beam aiming. Refer to 

CCS-8, "LASER BEAM AIMING ADJUSTMENT : Special Repair

Requirement (Preparation)"

.

>> GO TO 6.

6.

CHECK ICC SYSTEM

DTC No.

(On board 

display)

Trouble diagnosis name

DTC detecting condition

Possible cause

U0402

(122)

TCM CAN CIR1

When a counter value of CAN signals received 
from TCM does not change.

TCM

CCS-72

< COMPONENT DIAGNOSIS >

[INTELLIGENT CRUISE CONTROL]

U0402 TCM CAN 1

1.

Erase DTC and perform ICC system action test. Then perform self-diagnosis of ICC sensor integrated
unit. (For the details on the ICC system action test, refer to 

CCS-13, "ACTION TEST : Special Repair

Requirement (Vehicle-To-Vehicle Distance Control Mode)"

).

2.

Check that no abnormal condition is present in the ICC system. 

>> INSPECTION END

CCS

U0415 VDC CAN 1

CCS-73

< COMPONENT DIAGNOSIS >

[INTELLIGENT CRUISE CONTROL]

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U0415 VDC CAN 1

Description

INFOID:0000000003130103

ABS actuator and electric unit (control unit) transmits VDC system signal to ICC sensor integrated unit with
CAN communication.

DTC Logic

INFOID:0000000003130104

DTC DETECTION LOGIC

NOTE:
If DTC “U0415” is detected along with DTC “U1000” or “U0121”, first diagnose the DTC “U1000” or “U0121”.
• DTC “U1000”: Refer to 

CCS-75, "Diagnosis Procedure"

.

• DTC “U0121”: Refer to 

CCS-67, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000003130105

1.

PERFORM SELF-DIAGNOSIS OF ICC SENSOR INTEGRATED UNIT

1.

Perform self-diagnosis of ICC sensor integrated unit.

2.

Check if DTC “U1000: CAN COMM CIRCUIT” (DTC 100) or “U0121: VDC CAN CIR2” (DTC 127) other
than “U0415: VDC CAN CIR1” (DTC 126) is detected.

Is any DTC detected?

YES

>> GO TO 2.

NO

>> GO TO 3.

2.

DIAGNOSIS FOR DETECTED DTC

Perform diagnosis on the detected DTC and repair or replace the applicable item. Refer to 

CCS-85, "DTC

Index"

.

>> GO TO 6.

3.

PERFORM SELF-DIAGNOSIS OF ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT)

1.

Perform self-diagnosis of ABS actuator and electric unit (control unit).

2.

Check if DTC is detected. Refer to 

BRC-95, "DTC No. Index"

.

Is any DTC detected?

YES

>> GO TO 4.

NO

>> GO TO 5.

4.

REPAIR OR REPLACE APPLICABLE ITEM

Repair or replace the applicable item identified by the self-diagnosis result.

>> GO TO 6.

5.

REPLACE ICC SENSOR INTEGRATED UNIT

1.

Replace ICC sensor integrated unit.

2.

Adjust laser beam aiming. Refer to 

CCS-8, "LASER BEAM AIMING ADJUSTMENT : Special Repair

Requirement (Preparation)"

.

>> GO TO 6.

DTC No.

(On board 

display)

Trouble diagnosis name

DTC detecting condition

Possible cause

U0415

(126)

VDC CAN CIR1

When a counter value of CAN signals received 
from ABS actuator and electric unit (control unit) 
does not change.

ABS actuator and electric unit (control 
unit)

CCS-74

< COMPONENT DIAGNOSIS >

[INTELLIGENT CRUISE CONTROL]

U0415 VDC CAN 1

6.

CHECK ICC SYSTEM

1.

Erase DTC and perform ICC system action test. Then perform self-diagnosis of ICC sensor integrated
unit. (For the details on the ICC system action test, refer to 

CCS-13, "ACTION TEST : Special Repair

Requirement (Vehicle-To-Vehicle Distance Control Mode)"

).

2.

Check that no abnormal condition is present in the ICC system. 

>> INSPECTION END

 

 

 

 

 

 

 

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