Nissan Qashqai J11. Manual - part 1849

BCS-122

< DTC/CIRCUIT DIAGNOSIS >

U1010 CONTROL UNIT (CAN)

U1010 CONTROL UNIT (CAN)

DTC Description

INFOID:0000000010378030

DTC DETECTION LOGIC

POSSIBLE CAUSE

BCM

FAIL-SAFE

—

Diagnosis Procedure

INFOID:0000000010378031

1.

REPLACE BCM

When DTC “U1010–00” is detected, replace BCM.

>> Replace BCM. Refer to 

BCS-132, "Removal and Installation"

.

DTC

CONSULT display description

DTC Detection Condition

U1010–00

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

BCM detected internal CAN communication circuit malfunction.

BCS

U0415 VEHICLE SPEED

BCS-123

< DTC/CIRCUIT DIAGNOSIS >

C

D

E

F

G

H

I

J

K

L

B

A

O

P

N

U0415 VEHICLE SPEED

DTC Description

INFOID:0000000010378032

DTC DETECTION LOGIC

POSSIBLE CAUSE

• ABS actuator and electric unit (control unit)
• BCM

FAIL-SAFE

Inhibit steering lock

DTC CONFIRMATION PROCEDURE

1.

DTC CONFIRMATION

1.

Erase the DTC.

2.

Turn ignition switch OFF.

3.

Perform the “Self Diagnostic Result” of BCM with CONSULT, when passed 2 seconds or more after the
ignition switch is turned ON.

Is any DTC detected?

YES

>> Refer to 

BCS-123, "Diagnosis Procedure"

.

NO–1 >> To check malfunction symptom before repair: Refer to 

GI-41, "Intermittent Incident"

.

NO–2 >> Confirmation after repair: INSPECTION END

Diagnosis Procedure

INFOID:0000000010378033

1.

ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT) SELF-DIAG RESULTS 

Perform “Self-Diagnostic Result” of ABS actuator and electric unit (control unit) with CONSULT. Refer to 

BRC-

53, "DTC Index"

.

Is any DTC detected?

YES

>> Repair or replace the malfunctioning part.

NO

>> Replace BCM. Refer to 

BCS-132, "Removal and Installation"

.

DTC

CONSULT display description

DTC Detection Condition

U0415–00

VEHICLE SPEED
(Vehicle speed)

When the vehicle speed signal received from the ABS actuator and electric unit (con-
trol unit) remains abnormal for 2 seconds or more.

BCS-124

< DTC/CIRCUIT DIAGNOSIS >

B2562 LOW VOLTAGE

B2562 LOW VOLTAGE

DTC Description

INFOID:0000000010378034

DTC DETECTION LOGIC

POSSIBLE CAUSE

• Harness or connector (power supply circuit)
• BCM

FAIL-SAFE

—

DTC CONFIRMATION PROCEDURE

1.

DTC CONFIRMATION

1.

Erase DTC.

2.

Turn ignition switch OFF.

3.

Perform the “Self Diagnostic Result” of BCM with CONSULT, when passed 120 seconds or more after the
ignition switch is turned ON.

Is any DTC detected?

YES

>> Refer to 

BCS-124, "Diagnosis Procedure"

.

NO–1 >> To check malfunction symptom before repair: Refer to 

GI-41, "Intermittent Incident"

.

NO–2 >> Confirmation after repair: INSPECTION END

Diagnosis Procedure

INFOID:0000000010378035

1.

CHECK POWER SUPPLY CIRCUIT

Check BCM power supply circuit. Refer to 

BCS-125, "Diagnosis Procedure"

.

Is the circuit normal?

YES

>> Replace BCM. Refer to 

BCS-132, "Removal and Installation"

.

NO

>> Repair the malfunctioning part.

DTC

CONSULT display description

DTC Detection Condition

B2562–00

LOW VOLTAGE
(Low voltage)

When the power supply voltage to BCM remains less than 8.8 V for 120 seconds or 
more

BCS

POWER SUPPLY AND GROUND CIRCUIT

BCS-125

< DTC/CIRCUIT DIAGNOSIS >

C

D

E

F

G

H

I

J

K

L

B

A

O

P

N

POWER SUPPLY AND GROUND CIRCUIT

Diagnosis Procedure

INFOID:0000000010378038

1.

CHECK FUSE

Check that the following fuses are not blown.

Is the fuse fusing?

YES

>> Replace the blown fuse after repairing the affected circuit if a fuse is blown.

NO

>> GO TO 2.

2.

CHECK POWER SUPPLY CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect BCM connectors.

3.

Check voltage between BCM harness connector and ground.

Is the measurement value normal?

YES

>> GO TO 3.

NO

>> Repair harness or connector.

3.

CHECK GROUND CIRCUIT

Check continuity between BCM harness connector and ground.

Does continuity exist?

YES

>> INSPECTION END

NO

>> Repair harness or connector.

Signal name

Fuse No.

Battery power supply

20

27

(+)

(

−

)

Voltage

BCM

Connector

Terminal

M69

95

Ground

9 – 16 V

M68

137

BCM

Ground

Continuity

Connector

Terminal

M68

146

Existed

147