Nissan Leaf. Manual - part 158

BCS-26

< SYSTEM DESCRIPTION >

DIAGNOSIS SYSTEM (BCM)

WORK SUPPORT

RETAINED POWER
RETAINED POWER : CONSULT Function (BCM - RETAINED PWR)

INFOID:0000000010122323

DATA MONITOR

SIGNAL BUFFER
SIGNAL BUFFER : CONSULT Function (BCM - SIGNAL BUFFER)

INFOID:0000000010122324

DATA MONITOR

AIR PRESSURE MONITOR
AIR PRESSURE MONITOR : CONSULT Function (BCM - AIR PRESSURE MONI-
TOR)

INFOID:0000000010122325

NOTE:

The Signal Tech II Tool (J-50190) can be used to perform the following functions. Refer to the Signal Tech II

User Guide for additional information.

• Activate and display TPMS transmitter IDs

• Display tire pressure reported by the TPMS transmitter

• Read TPMS DTCs

• Register TPMS transmitter IDs

• Check Intelligent Key relative signal strength

• Confirm vehicle Intelligent Key antenna signal strength

SELF DIAGNOSTIC RESULT

NOTE:

Before performing Self Diagnostic Result, be sure to register the transmitter ID or the actual malfunction may

be different from that displayed on CONSULT.

Refer to 

BCS-48, "DTC Index"

.

DATA MONITOR

Test Item

Description

VEHICLE SECURITY HORN

This test is able to check vehicle security horn operation [On].

FLASHER

This test is able to check turn signal lamp operation [RH/LH/Off].

THEFT IND

This test is able to check security indicator lamp operation [Off/On].

HEADLAMP(HI)

This test is able to check vehicle security lamp operation [On].

Support Item

Setting

Description

THEFT ALM TRG

Off/On

The switch that triggered vehicle security alarm is recorded [On].

CLEAR

Trigger data can be erased.

SECURITY ALARM SET

On

Security alarm ON.

Off

Security alarm OFF.

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.

Monitor Item [Unit]

Description

PUSH SW [On/Off]

Indicates condition of the power switch.

BCS

DIAGNOSIS SYSTEM (BCM)

BCS-27

< SYSTEM DESCRIPTION >

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ACTIVE TEST

WORK SUPPORT

Monitor Item [Unit]

Description

AIR PRESS FL [kPa, kg/cm

2

 or Psi]

Indicates air pressure of front LH tire.

AIR PRESS FR [kPa, kg/cm

2

 or Psi]

Indicates air pressure of front RH tire.

AIR PRESS RR [kPa, kg/cm

2

 or Psi]

Indicates air pressure of rear RH tire.

AIR PRESS RL [kPa, kg/cm

2

 or Psi]

Indicates air pressure of rear LH tire.

ID REGST FL1 [Done/Yet]

Indicates ID registration status of front LH transmitter.

ID REGST FR1 [Done/Yet]

Indicates ID registration status of front RH transmitter.

ID REGST RR1 [Done/Yet]

Indicates ID registration status of rear RH transmitter.

ID REGST RL1 [Done/Yet]

Indicates ID registration status of rear LH transmitter.

WARNING LAMP [Off/On]

Indicates condition of low tire pressure warning lamp in combination meter.

Test Item

Description

HORN

This test is able to check horn operation [On].

FLASHER

This test is able to check turn signal lamp operation [RH/LH/Off].

WARNING LAMP

This test is able to check tire pressure warning lamp operation [Off/On].

Support Item

Description

ID READ

Registered ID number of the wheel transmitters is displayed.

ID REGIST

Wheel transmitter ID registration procedure. Refer to 

WT-21, "Description"

.

BCS-28

< ECU DIAGNOSIS INFORMATION >

BCM

ECU DIAGNOSIS INFORMATION

BCM

Reference Value

INFOID:0000000010122326

NOTE:

The Signal Tech II Tool (J-50190) can be used to perform the following functions. Refer to the Signal Tech II

User Guide for additional information.

• Activate and display TPMS transmitter IDs

• Display tire pressure reported by the TPMS transmitter

• Read TPMS DTCs

• Register TPMS transmitter IDs

• Check Intelligent Key relative signal strength

• Confirm vehicle Intelligent Key antenna signal strength

VALUES ON THE DIAGNOSIS TOOL

Monitor Item

Condition

Value/Status

AIR COND SW

A/C switch OFF

Off

A/C switch ON

On

AIR PRESS FL

Front left tire air pressure value

kPa, kg/cm

2

, psi

AIR PRESS FR

Front right tire air pressure value

kPa, kg/cm

2

, psi

AIR PRESS RL

Rear left tire air pressure value

kPa, kg/cm

2

, psi

AIR PRESS RR

Rear right tire air pressure value

kPa, kg/cm

2

, psi

AUTO LIGHT SW

Lighting switch OFF

Off

Lighting switch AUTO

On

BRAKE SW 1

When the brake pedal is released

On

When the brake pedal is depressed

Off

BRAKE SW2

Brake pedal released

Off

Brake pedal depressed

On

CDL LOCK SW

Door lock/unlock switch does not operate

Off

Press door lock/unlock switch to the LOCK side

On

CDL UNLOCK SW

Door lock/unlock switch does not operate

Off

Press door lock/unlock switch to the UNLOCK side

On

CONFRM ID ALL

The key ID does not match any key ID registered to BCM.

Yet

The key ID matches any key ID registered to BCM.

DONE

CONFIRM ID4

The key ID does not match the fourth key ID registered to BCM.

Yet

The key ID matches the fourth key ID registered to BCM.

DONE

CONFIRM ID3

The key ID does not match the third key ID registered to BCM.

Yet

The key ID matches the third key ID registered to BCM.

DONE

CONFIRM ID2

The key ID does not match the second key ID registered to BCM.

Yet

The key ID matches the second key ID registered to BCM.

DONE

CONFIRM ID1

The key ID does not match the first key ID registered to BCM.

Yet

The key ID matches the first key ID registered to BCM.

DONE

DETE SW -IPDM

When selector lever is in P position

Off

When selector lever is in any position other than P

On

DETE/CANCL SW

When selector lever is in P position

Off

When selector lever is in any position other than P

On

BCS

BCM

BCS-29

< ECU DIAGNOSIS INFORMATION >

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DOOR STAT-AS

Passenger door LOCK status

LOCK

Passenger door UNLOCK status

UNLK

Wait with selective UNLOCK operation (5 seconds)

READY

DOOR STAT-DR

Driver door LOCK status

LOCK

Driver door UNLOCK status

UNLK

Wait with selective UNLOCK operation (5 seconds)

READY

DOOR SW-AS

Front door RH closed

Off

Front door RH opened

On

DOOR SW-BK

Back door closed

Off

Back door opened

On

DOOR SW-DR

Front door LH closed

Off

Front door LH opened

On

DOOR SW-RL

Rear door LH closed

Off

Rear door LH opened

On

DOOR SW-RR

Rear door RH closed

Off

Rear door RH opened

On

ENGINE STATE

Engine stopped

Stop

While the engine stalls

Stall

At engine cranking

Crank

Engine running

Run

FAN ON SIG

Blower motor fan switch OFF

Off

Blower motor fan switch ON

On

FR FOG SW

Front fog lamp switch OFF

Off

Front fog lamp switch ON

On

FR WASHER SW

Front washer switch OFF

Off

Front washer switch ON

On

FR WIPER LOW

Front wiper switch OFF

Off

Front wiper switch LO

On

FR WIPER HI

Front wiper switch OFF

Off

Front wiper switch HI

On

FR WIPER INT

Front wiper switch OFF

Off

Front wiper switch INT

On

FR WIPER STOP

Any position other than front wiper stop position

Off

Front wiper stop position

On

HAZARD SW

When hazard switch is not pressed

Off

When hazard switch is pressed

On

HEAD LAMP SW 1

Headlamp switch OFF

Off

Headlamp switch 1st

On

HEAD LAMP SW 2

Headlamp switch OFF

Off

Headlamp switch 1st

On

HI BEAM SW

High beam switch OFF

Off

High beam switch HI

On

ID OK FLAG

Ignition switch ACC or ON

Reset

Ignition switch OFF

Set

Monitor Item

Condition

Value/Status