Nissan X-Trail 32. Manual - part 207

BRC-294

< DTC/CIRCUIT DIAGNOSIS >

[FORWARD EMERGENCY BRAKING]

U0415 VDC CAN 1

U0415 VDC CAN 1

DTC Logic

INFOID:0000000010766649

DTC DETECTION LOGIC

POSSIBLE CAUSE

ABS actuator and electric unit (control unit)

FAIL-SAFE

FEB system is canceled.

DTC CONFIRMATION PROCEDURE

1.

CHECK DTC PRIORITY

If DTC “U0415” is displayed with DTC “U1000”, first diagnose the DTC “U1000”.

Is applicable DTC detected?

YES

>> Perform diagnosis of applicable. Refer to 

BRC-296, "DTC Logic"

.

NO

>> GO TO 2.

2.

PERFORM DTC CONFIRMATION PROCEDURE

1.

Start the engine.

2.

Turn the FEB system ON.

3.

Perform “All DTC Reading” with CONSULT. 

4.

Check if the “U0415” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/
RADAR”. 

Is “U0415” detected as the current malfunction?

YES

>> Refer to 

BRC-294, "Diagnosis Procedure"

.

NO-1

>> To check malfunction symptom before repair: Refer to 

GI-44, "Intermittent Incident"

.

NO-2

>> Confirmation after repair: INSPECTION END

Diagnosis Procedure

INFOID:0000000010766650

1.

CHECK DTC PRIORITY

If DTC “U0415” is displayed with DTC “U1000”, first diagnose the DTC “U1000”.

Is applicable DTC detected?

YES

>> Perform diagnosis of applicable. Refer to 

BRC-296, "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-84, "DTC Index"

. 

NO

>> Replace the distance sensor. Refer to 

BRC-304, "Removal and Installation"

. 

DTC

Trouble diagnosis name

DTC detecting condition

U0415

VDC CAN CIR1
(VDC CAN circuit1)

If distance sensor detects an error signal that is received from ABS actuator and 
electric unit (control unit) via CAN communication

U0428 STRG SEN CAN 2

BRC-295

< DTC/CIRCUIT DIAGNOSIS >

[FORWARD EMERGENCY BRAKING]

C

D

E

G

H

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B

BRC

N

O

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U0428 STRG SEN CAN 2

DTC Logic

INFOID:0000000010766651

DTC DETECTION LOGIC

POSSIBLE CAUSE

Steering angle sensor

FAIL-SAFE

FEB system is canceled.

DTC CONFIRMATION PROCEDURE

1.

CHECK DTC PRIORITY

If DTC “U0428” is displayed with DTC “U1000”, first diagnose the DTC “U1000”.

Is applicable DTC detected?

YES

>> Perform diagnosis of applicable. Refer to 

BRC-296, "DTC Logic"

.

NO

>> GO TO 2.

2.

PERFORM DTC CONFIRMATION PROCEDURE

1.

Start the engine.

2.

Turn the FEB system ON. 

3.

Perform “All DTC Reading” with CONSULT. 

4.

Check if the “U0428” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/
RADAR”. 

Is “U0428” detected as the current malfunction?

YES

>> Refer to 

BRC-295, "Diagnosis Procedure"

.

NO-1

>> To check malfunction symptom before repair: Refer to 

GI-44, "Intermittent Incident"

.

NO-2

>> Confirmation after repair: INSPECTION END

Diagnosis Procedure

INFOID:0000000010766652

1.

CHECK DTC PRIORITY

If DTC “U0428” is displayed with DTC “U1000”, first diagnose the DTC “U1000”.

Is applicable DTC detected?

YES

>> Perform diagnosis of applicable. Refer to 

BRC-296, "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-84, "DTC Index"

. 

NO

>> Replace the distance sensor. Refer to 

BRC-304, "Removal and Installation"

. 

DTC

Trouble diagnosis name

DTC detecting condition

U0428

STRG SEN CAN CIR2
(Steering sensor CAN circuit2)

If distance sensor detects an error signal that is received from steering angle sen-
sor via CAN communication

BRC-296

< DTC/CIRCUIT DIAGNOSIS >

[FORWARD EMERGENCY BRAKING]

U1000 CAN COMM CIRCUIT

U1000 CAN COMM CIRCUIT

DTC Logic

INFOID:0000000010766408

DTC DETECTION LOGIC

POSSIBLE CAUSE

ITS communication system

FAIL-SAFE

FEB system is canceled.

DTC CONFIRMATION PROCEDURE

1.

PERFORM DTC CONFIRMATION PROCEDURE

1.

Start the engine.

2.

Turn the FEB system ON.

3.

Perform “All DTC Reading” with CONSULT.

4.

Check if the “U1000” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/
RADAR”. 

Is “U1000” detected as the current malfunction?

YES

>> Refer to 

BRC-296, "Diagnosis Procedure"

.

NO-1

>> To check malfunction symptom before repair: Refer to 

GI-44, "Intermittent Incident"

.

NO-2

>> Confirmation after repair: INSPECTION END

Diagnosis Procedure

INFOID:0000000010766409

1.

PERFORM THE SELF-DIAGNOSIS

1.

Turn the ignition switch ON.

2.

Turn the FEB system ON, and then wait for 2 seconds or more. 

3.

Perform “All DTC Reading” with CONSULT.

4.

Check if the “U1000” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/
RADAR”. 

Is “U1000” detected as the current malfunction?

YES

>> Refer to 

LAN-17, "Trouble Diagnosis Flow Chart"

. 

NO

>> INSPECTION END 

DTC

Trouble diagnosis name

DTC detecting condition

U1000

CAN COMM CIRCUIT
(CAN communication circuit)

If distance sensor is not transmitting or receiving CAN communication signal for 2 
seconds or more

U1010 CONTROL UNIT (CAN)

BRC-297

< DTC/CIRCUIT DIAGNOSIS >

[FORWARD EMERGENCY BRAKING]

C

D

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A

B

BRC

N

O

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U1010 CONTROL UNIT (CAN)

DTC Logic

INFOID:0000000010766411

DTC DETECTION LOGIC

POSSIBLE CAUSE

Distance sensor

FAIL-SAFE

FEB system is canceled.

DTC CONFIRMATION PROCEDURE

1.

PERFORM DTC CONFIRMATION PROCEDURE

1.

Start the engine.

2.

Turn the FEB system ON. 

3.

Perform “All DTC Reading” with CONSULT. 

4.

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

Is “U1010” detected as the current malfunction?

YES

>> Refer to 

BRC-297, "Diagnosis Procedure"

.

NO-1

>> To check malfunction symptom before repair: Refer to 

GI-44, "Intermittent Incident"

.

NO-2

>> Confirmation after repair: INSPECTION END

Diagnosis Procedure

INFOID:0000000010766412

1.

PERFORM DTC CONFIRMATION PROCEDURE

1.

Turn the FEB system ON. 

2.

Perform “All DTC Reading” with CONSULT. 

3.

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

Is “U1010” detected as the current malfunction?

YES

>> Replace the distance sensor. Refer to 

BRC-304, "Removal and Installation"

.

NO

>> INSPECTION END

DTC

Trouble diagnosis name

DTC detecting condition

U1010

CONTROL UNIT (CAN)
[Control unit (CAN)]

If distance sensor detects malfunction by CAN controller initial diagnosis