Nissan Leaf. Manual - part 1023

PWC-10

< SYSTEM DESCRIPTION >

DIAGNOSIS SYSTEM (BCM)

DIAGNOSIS SYSTEM (BCM)

COMMON ITEM
COMMON ITEM : CONSULT Function (BCM - COMMON ITEM)

INFOID:0000000010503112

APPLICATION ITEM

CONSULT performs the following functions via CAN communication with BCM.

SYSTEM APPLICATION

BCM can perform the following functions.

RETAINED PWR

Direct Diagnostic Mode

Description

Ecu Identification

The BCM part number is displayed.

Self Diagnostic Result

The BCM self diagnostic results are displayed.

Data Monitor

The BCM input/output data is displayed in real time.

Active Test

The BCM activates outputs to test components.

Work support

The settings for BCM functions can be changed.

Configuration

• The vehicle specification can be read and saved.
• The vehicle specification can be written when replacing BCM.

CAN Diag Support Mntr

The result of transmit/receive diagnosis of CAN communication is displayed.

System

Sub System

Direct Diagnostic Mode

E

cu

 Id

en

tifi

ca

tio

n

Se

lf Di

ag

no

st

ic Re

su

lt

Da

ta

 Mo

ni

tor

A

cti

ve

 T

est

W

o

rk support

Co

nf

igu

rat

ion

CA

N Diag

 Su

pp

ort Mn

tr

Door lock

DOOR LOCK

×

×

×

×

Rear window defogger

REAR DEFOGGER

×

×

Warning chime

BUZZER

×

×

Interior room lamp timer

INT LAMP

×

×

×

Exterior lamp

HEADLAMP

×

×

×

Wiper and washer

WIPER

×

×

×

Turn signal and hazard warning lamps FLASHER

×

×

×

Air conditioner

AIR CONDITIONER

×

×

Intelligent Key system

INTELLIGENT KEY

×

×

×

×

Combination switch

COMB SW

×

BCM

BCM

×

×

×

×

×

Immobilizer

IMMU

×

×

×

×

Interior room lamp battery saver

BATTERY SAVER

×

×

×

Trunk open

TRUNK

×

Vehicle security system

THEFT ALM

×

×

×

RAP system

RETAINED PWR

×

Signal buffer system

SIGNAL BUFFER

×

TPMS

AIR PRESSURE MONITOR

×

×

×

×

DIAGNOSIS SYSTEM (BCM)

PWC-11

< SYSTEM DESCRIPTION >

C

D

E

F

G

H

I

J

L

M

A

B

PWC

N

O

P

RETAINED PWR : CONSULT Function (BCM - RETAINED PWR)

INFOID:0000000010503113

DATA MONITOR

Monitor Item [Unit]

Description

DOOR SW-DR [On/Off]

Indicates condition of front door switch LH.

DOOR SW-AS [On/Off]

Indicates condition of front door switch RH.

PWC-12

< ECU DIAGNOSIS INFORMATION >

BCM

ECU DIAGNOSIS INFORMATION

BCM

List of ECU Reference

INFOID:0000000010119933

ECU

Reference

BCM

BCS-28, "Reference Value"

BCS-46, "Fail-safe"

BCS-47, "DTC Inspection Priority Chart"

BCS-48, "DTC Index"

MAIN POWER WINDOW AND DOOR LOCK/UNLOCK SWITCH

PWC-13

< ECU DIAGNOSIS INFORMATION >

C

D

E

F

G

H

I

J

L

M

A

B

PWC

N

O

P

MAIN POWER WINDOW AND DOOR LOCK/UNLOCK SWITCH

Reference Value 

INFOID:0000000010119934

TERMINAL LAYOUT

PHYSICAL VALUES

JMKIA5634ZZ

Terminal No.

(Wire color)

Description

Condition

Voltage

(Approx)

+

-

Signal name 

Input/

Output

1

(B)

Ground Ground

—

—

0

2

(SB)

16 

(W)

Front power window motor 
RH DOWN signal

Output

When front RH switch in 
main power window and 
door lock/unlock switch is 
operated DOWN.

 Battery voltage

3 

(Y)

Ground

Door key cylinder switch 
LOCK signal

Input

Key position
(Neutral 

→ LOCK)

5 

→ 0

4

(W)

12 

(R)

Encoder pulse signal 2

Input

When front power window 
motor LH operates.

5

(Y)

12 

(R)

Encoder pulse signal 1

Input

When front power window 
motor LH operates.

6

(Y)

Ground

Rear power window motor RH 
DOWN signal

Output

When rear RH switch in 
main power window and 
door lock/unlock switch is 
DOWN at operated.

 Battery voltage

7

(LG)

Ground

Rear power window motor RH 
UP signal

Output

When rear RH switch in 
main power window and 
door lock/unlock switch is 
UP at operated.

 Battery voltage

8

(BR)

Ground

Rear power window motor LH 
DOWN signal

Output

When rear LH switch in 
main power window and 
door lock/unlock switch is 
DOWN at operated.

 Battery voltage

JMKIA0070GB

JMKIA0070GB