Nissan Leaf. Manual - part 167

 

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Nissan Leaf. Manual - part 167

 

 

BCS-62

< DTC/CIRCUIT DIAGNOSIS >

U1010 CONTROL UNIT (CAN)

U1010 CONTROL UNIT (CAN)

DTC Logic

INFOID:0000000010122341

DTC DETECTION LOGIC

Diagnosis Procedure

INFOID:0000000010122342

1.

REPLACE BCM

When DTC U1010 is detected, replace BCM.

>> Replace BCM. Refer to 

BCS-72, "Removal and Installation"

.

CONSULT Display

DTC Detection Condition

Possible Cause

CONTROL UNIT (CAN)
[U1010]

BCM detected internal CAN communication cir-
cuit malfunction.

BCM

BCS

U0293 HV C/U CAN COMM

BCS-63

< DTC/CIRCUIT DIAGNOSIS >

C

D

E

F

G

H

I

J

K

L

B

A

O

P

N

U0293 HV C/U CAN COMM

DTC Logic

INFOID:0000000010122343

DTC DETECTION LOGIC

DTC CONFIRMATION PROCEDURE

1.

DTC CONFIRMATION

1. Erase the DTC.

2. Turn power switch OFF.

3. Perform Self Diagnostic Result of BCM with CONSULT, after the power switch has been turned ON for 2

seconds or more.

Is DTC U0293 detected?

YES

>> Refer to 

BCS-63, "Diagnosis Procedure"

.

NO

>> Inspection End.

Diagnosis Procedure

INFOID:0000000010122344

1.

VCM SELF-DIAG RESULTS 

Perform Self-Diagnostic Result of VCM with CONSULT. Refer to 

EVC-102, "DTC Index"

.

Are any DTCs detected?

YES

>> Repair or replace the malfunctioning part.

NO

>> Replace BCM. Refer to 

BCS-72, "Removal and Installation"

.

CONSULT Display

DTC Detection Condition

Possible Cause

HV C/U CAN COMM
[U0293]

VCM status signal received from VCM remains 
abnormal for 2 seconds or more.

• BCM
• VCM

BCS-64

< DTC/CIRCUIT DIAGNOSIS >

U0415 VEHICLE SPEED

U0415 VEHICLE SPEED

Description

INFOID:0000000010122345

U0415 is displayed if any unusual condition is present in the reception status of the vehicle speed signal from

the ABS actuator and electric unit (control unit).

DTC Logic

INFOID:0000000010122346

DTC DETECTION LOGIC

DTC CONFIRMATION PROCEDURE

1.

DTC CONFIRMATION

1. Erase the DTC.

2. Turn power switch OFF.

3. Perform Self Diagnostic Result of BCM with CONSULT, after the power switch has been turned ON for 2

seconds or more.

Is DTC U0415 detected?

YES

>> Refer to 

BCS-64, "Diagnosis Procedure"

.

NO

>> Inspection End.

Diagnosis Procedure

INFOID:0000000010122347

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-

56, "DTC Index"

.

Are any DTCs detected?

YES

>> Repair or replace the malfunctioning part.

NO

>> Replace BCM. Refer to 

BCS-72, "Removal and Installation"

.

 CONSULT Display

DTC Detection Condition

Possible Cause

VEHICLE SPEED
[U0415]

Vehicle speed signal received from ABS actuator 
and electric unit (control unit) remains abnormal 
for 2 seconds or more.

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

BCS

B2562 LOW VOLTAGE

BCS-65

< DTC/CIRCUIT DIAGNOSIS >

C

D

E

F

G

H

I

J

K

L

B

A

O

P

N

B2562 LOW VOLTAGE

DTC Logic

INFOID:0000000010122348

DTC DETECTION LOGIC

DTC CONFIRMATION PROCEDURE

1.

DTC CONFIRMATION

1. Erase DTC.

2. Turn power switch OFF.

3. Perform Self Diagnostic Result of BCM with CONSULT, after the power switch has been turned ON for

120 seconds or more.

Is DTC B2562 detected?

YES

>> Refer to 

BCS-65, "Diagnosis Procedure"

.

NO

>> Inspection End.

Diagnosis Procedure

INFOID:0000000010122349

1.

CHECK POWER SUPPLY AND GROUND CIRCUIT

Check BCM power supply and ground circuit. Refer to 

BCS-66, "Diagnosis Procedure"

.

Is the inspection result normal?

YES

>> Replace BCM. Refer to 

BCS-72, "Removal and Installation"

.

NO

>> Repair or replace harness or connectors.

CONSULT Display

DTC Detection Condition

Possible Cause

LOW VOLTAGE
[B2562]

Power supply voltage to BCM remains less than 
8.8 V for 120 seconds or more

Harness or connector (power supply circuit)

 

 

 

 

 

 

 

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