Nissan Qashqai J11. Manual - part 2175

DAS-114

< DTC/CIRCUIT DIAGNOSIS >

[DRIVER ASSISTANCE SYSTEM]

U0121 VDC CAN 2

DTC/CIRCUIT DIAGNOSIS

U0121 VDC CAN 2

DTC Logic

INFOID:0000000010416846

DTC DETECTION LOGIC

NOTE:
If DTC U0121 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to 

DAS-

126, "DISTANCE SENSOR : DTC Logic"

.

DTC CONFIRMATION PROCEDURE

1.

PERFORM SELF DIAGNOSTIC RESULT

1.

Start the engine.

2.

Perform “Self Diagnostic Result” of “LASER/RADAR” using CONSULT. 

Is DTC detected?

YES

>> Refer to 

DAS-114, "Diagnosis Procedure"

.

NO

>> Refer to 

GI-41, "Intermittent Incident"

. 

Diagnosis Procedure

INFOID:0000000010416847

1.

CHECK ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT) SELF DIAGNOSTIC RESULT

Perform “Self Diagnostic Result” of “ABS” using CONSULT. 

Are any DTCs detected?

YES

>> Refer to 

BRC-53, "DTC Index"

. 

NO

>> Replace the distance sensor. Refer to 

DAS-203, "Removal and Installation"

. 

CONSULT Display

DTC Detection Condition

Possible Cause

VDC CAN CIR 2
[U0121]

Distance sensor receives an error signal from 
ABS actuator and electric unit (control unit) via 
CAN communication.

• ABS actuator and electric unit (control unit).
• Distance sensor.

DAS

U0122 VDC P-RUN DIAG

DAS-115

< DTC/CIRCUIT DIAGNOSIS >

[DRIVER ASSISTANCE SYSTEM]

C

D

E

F

G

H

I

J

K

L

M

B

N

P

A

U0122 VDC P-RUN DIAG

AROUND VIEW MONITOR CONTROL UNIT

AROUND VIEW MONITOR CONTROL UNIT : DTC Logic

INFOID:0000000010416848

DTC DETECTION LOGIC

DTC CONFIRMATION PROCEDURE

1.

PERFORM SELF DIAGNOSTIC RESULT

1.

Turn ignition ON.

2.

Perform “Self Diagnostic Result” of “AVM” using CONSULT. 

Is DTC detected?

YES

>> Refer to 

DAS-115, "AROUND VIEW MONITOR CONTROL UNIT : Diagnosis Procedure"

.

NO

>> Refer to 

GI-41, "Intermittent Incident"

. 

AROUND VIEW MONITOR CONTROL UNIT : Diagnosis Procedure

INFOID:0000000010416849

1.

CHECK ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT) SELF DIAGNOSTIC RESULT

Perform “Self Diagnostic Result” of “ABS” using CONSULT. 

Are any DTCs detected?

YES

>> Refer to 

BRC-53, "DTC Index"

. 

NO

>> Replace the around view monitor control unit. Refer to 

AV-267, "Removal and Installation"

. 

FRONT CAMERA UNIT

FRONT CAMERA UNIT : DTC Logic

INFOID:0000000010765817

DTC DETECTION LOGIC

DTC CONFIRMATION PROCEDURE

1.

PERFORM SELF DIAGNOSTIC RESULT

1.

Turn ignition ON.

2.

Perform “Self Diagnostic Result” of “LANE CAMERA” using CONSULT. 

Is DTC detected?

YES

>> Refer to 

DAS-115, "AROUND VIEW MONITOR CONTROL UNIT : Diagnosis Procedure"

.

NO

>> Refer to 

GI-41, "Intermittent Incident"

. 

FRONT CAMERA UNIT : Diagnosis Procedure

INFOID:0000000010765818

1.

CHECK ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT) SELF DIAGNOSTIC RESULT

Perform “Self Diagnostic Result” of “ABS” using CONSULT. 
Are any DTCs detected?

YES

>> Refer to 

BRC-53, "DTC Index"

. 

NO

>> Replace the front camera unit. Refer to 

DAS-201, "Removal and Installation"

. 

CONSULT Display

DTC Detection Condition

Possible Cause

VDC P-RUN DIAGNOSIS
[U0122]

Around view monitor control unit receives incor-
rect signal (P-RUN) from ABS actuator and elec-
tric unit (control Unit) via CAN communication.

• ABS actuator and electric unit (control unit).
• Around view monitor control unit.

CONSULT Display

DTC Detection Condition

Possible Cause

VDC CAN CIR 1 (LDP)
[U0122]

Front camera unit receives incorrect signal (P-
RUN) from ABS actuator and electric unit (control 
unit) via CAN communication.

• ABS actuator and electric unit (control unit).
• Front camera unit.

DAS-116

< DTC/CIRCUIT DIAGNOSIS >

[DRIVER ASSISTANCE SYSTEM]

U0126 STRG SEN CAN 1

U0126 STRG SEN CAN 1

DISTANCE SENSOR

DISTANCE SENSOR : DTC Logic

INFOID:0000000010416850

DTC DETECTION LOGIC

NOTE:
If DTC U0126 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to 

DAS-

126, "DISTANCE SENSOR : DTC Logic"

.

DTC CONFIRMATION PROCEDURE

1.

PERFORM SELF DIAGNOSTIC RESULT

1.

Start the engine.

2.

Perform “Self Diagnostic Result” of “LASER/RADAR” using CONSULT. 

Is DTC detected?

YES

>> Refer to 

DAS-116, "DISTANCE SENSOR : Diagnosis Procedure"

.

NO

>> Refer to 

GI-41, "Intermittent Incident"

. 

DISTANCE SENSOR : Diagnosis Procedure

INFOID:0000000010416851

1.

CHECK ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT) SELF DIAGNOSTIC RESULT

Perform “Self Diagnostic Result” of “ABS” using CONSULT. 

Are any DTCs detected?

YES

>> Refer to 

BRC-53, "DTC Index"

. 

NO

>> Replace the distance sensor. Refer to 

DAS-203, "Removal and Installation"

. 

FRONT CAMERA UNIT

FRONT CAMERA UNIT : DTC Logic

INFOID:0000000010632312

DTC DETECTION LOGIC

NOTE:
If DTC U0126 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to 

DAS-

126, "FRONT CAMERA UNIT : DTC Logic"

.

DTC CONFIRMATION PROCEDURE

1.

PERFORM SELF DIAGNOSTIC RESULT

1.

Start the engine.

2.

Perform “Self Diagnostic Result” of “LANE CAMERA” using CONSULT. 

Is DTC detected?

YES

>> Refer to 

DAS-116, "FRONT CAMERA UNIT : Diagnosis Procedure"

.

NO

>> Refer to 

GI-41, "Intermittent Incident"

. 

FRONT CAMERA UNIT : Diagnosis Procedure

INFOID:0000000010632313

1.

CHECK ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT) SELF DIAGNOSTIC RESULT

Perform “Self Diagnostic Result” of “ABS” using CONSULT. 

Are any DTCs detected?

CONSULT Display

DTC Detection Condition

Possible Cause

STRG SEN CAN CIR 1
[U0126]

Distance sensor receives an error signal from 
steering angle sensor via CAN communication.

• Steering angle sensor.
• Distance sensor.

CONSULT Display

DTC Detection Condition

Possible Cause

STRG SEN CAN CIR 1
[U0126]

Front camera unit receives an error signal from 
steering angle sensor via CAN communication.

• Steering angle sensor.
• Front camera unit.

DAS

U0126 STRG SEN CAN 1

DAS-117

< DTC/CIRCUIT DIAGNOSIS >

[DRIVER ASSISTANCE SYSTEM]

C

D

E

F

G

H

I

J

K

L

M

B

N

P

A

YES

>> Refer to 

BRC-53, "DTC Index"

. 

NO

>> Replace the front camera unit. Refer to 

DAS-201, "Removal and Installation"

.