Nissan Altima L32. Manual - part 1570

BCM (BODY CONTROL MODULE)

WT-23

< ECU DIAGNOSIS >

C

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A

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WT

N

O

P

DOOR SW-BK

NOTE:
This item is displayed, but cannot be monitored. 

OFF

CDL LOCK SW

Other than power door lock switch LOCK

OFF

Power door lock switch LOCK

ON

CDL UNLOCK SW

Other than power door lock switch UNLOCK

OFF

Power door lock switch UNLOCK

ON

KEY CYL LK-SW

Other than driver door key cylinder LOCK position

OFF

Driver door key cylinder LOCK position

ON

KEY CYL UN-SW

Other than driver door key cylinder UNLOCK position

OFF

Driver door key cylinder UNLOCK position

ON

KEY CYL SW-TR

NOTE:
This item is displayed, but cannot be monitored. 

OFF

HAZARD SW

When hazard switch is not pressed

OFF

When hazard switch is pressed

ON

REAR DEF SW

When rear window defogger switch is pressed

ON

FAN ON SIG

When AUTO switch or fan switch is pressed

ON

AIR COND SW

When A/C switch is pressed

ON

TR CANCEL SW

Trunk lid opener cancel switch OFF

OFF

Trunk lid opener cancel switch ON

ON

TR/BD OPEN SW

Trunk lid opener switch OFF

OFF

While the trunk lid opener switch is turned ON

ON

TRNK/HAT MNTR

Trunk lid closed

OFF

Trunk lid opened

ON

RKE-LOCK

When LOCK button of Intelligent Key is not pressed

OFF

When LOCK button of Intelligent Key is pressed

ON

RKE-UNLOCK

When UNLOCK button of Intelligent Key is not pressed

OFF

When UNLOCK button of Intelligent Key is pressed

ON

RKE-TR/BD

When TRUNK OPEN button of Intelligent Key is not pressed

OFF

When TRUNK OPEN button of Intelligent Key is pressed

ON

RKE-PANIC

When PANIC button of Intelligent Key is not pressed

OFF

When PANIC button of Intelligent Key is pressed

ON

RKE-P/W OPEN

When UNLOCK button of Intelligent Key is not pressed and held

OFF

When UNLOCK button of Intelligent Key is pressed and held 

ON

RKE-MODE CHG

When LOCK/UNLOCK button of Intelligent Key is not pressed and 
held simultaneously

OFF

When LOCK/UNLOCK button of Intelligent Key is pressed and held 
simultaneously

ON

OPTICAL (LIGHT) SEN-
SOR

When outside of the vehicle is bright

Close to 5 V

When outside of the vehicle is dark

Close to 0 V

REQ SW-DR

When driver door request switch is not pressed

OFF

When driver door request switch is pressed

ON

REQ SW-AS

When passenger door request switch is not pressed

OFF

When passenger door request switch is pressed

ON

REQ SW-BD/TR

When trunk request switch is not pressed

OFF

When trunk request switch is pressed

ON

Monitor Item

Condition

Value/Status

WT-24

< ECU DIAGNOSIS >

BCM (BODY CONTROL MODULE)

PUSH SW

When engine switch (push switch) is not pressed

OFF

When engine switch (push switch) is pressed

ON

IGN RLY-F/B

Ignition switch OFF or ACC

OFF

Ignition switch ON

ON

ACC RLY-F/B

Ignition switch OFF

OFF

Ignition switch ACC or ON

ON

CLUTCH SW

When the clutch pedal is not depressed

OFF

When the clutch pedal is depressed

ON

BRAKE SW 1

When the brake pedal is not depressed

ON

When the brake pedal is depressed

OFF

DETE/CANCL SW

When selector lever is in P position

OFF

When selector lever is in any position other than P

ON

SFT PN/N SW

When selector lever is in any position other than P or N

OFF

When selector lever is in P or N position

ON

S/L-LOCK

Electronic steering column lock LOCK status

OFF

Electronic steering column lock UNLOCK status

ON

S/L-UNLOCK

Electronic steering column lock UNLOCK status

OFF

Electronic steering column lock LOCK status

ON

S/L RELAY-F/B

Ignition switch OFF or ACC

OFF

Ignition switch ON

ON

UNLK SEN-DR

Driver door UNLOCK status

OFF

Driver door LOCK status

ON

PUSH SW-IPDM

When engine switch (push switch) is not pressed

OFF

When engine switch (push switch) is pressed

ON

IGN RLY1 F/B

Ignition switch OFF or ACC

OFF

Ignition switch ON

ON

DETE SW -IPDM

When selector lever is in P position

OFF

When selector lever is in any position other than P

ON

SFT PN -IPDM

When selector lever is in any position other than P or N

OFF

When selector lever is in P or N position

ON

SFT P-MET

When selector lever is in any position other than P

OFF

When selector lever is in P position

ON

SFT N-MET

When selector lever is in any position other than N

OFF

When selector lever is in N position

ON

ENGINE STATE

Engine stopped

STOP

While the engine stalls

STALL

At engine cranking

CRANK

Engine running

RUN

S/L LOCK-IPDM

Electronic steering column lock LOCK status

OFF

Electronic steering column lock UNLOCK status

ON

S/L UNLCK-IPDM

Electronic steering column lock UNLOCK status

OFF

Electronic steering column lock LOCK status

ON

S/L RELAY-REQ

Ignition switch OFF or ACC

OFF

Ignition switch ON

ON

Monitor Item

Condition

Value/Status

BCM (BODY CONTROL MODULE)

WT-25

< ECU DIAGNOSIS >

C

D

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A

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WT

N

O

P

VEH SPEED 1

While driving

Equivalent to speedometer reading

VEH SPEED 2

While driving

Equivalent to speedometer reading

DR DOOR STATE

Driver door LOCK status

LOCK

Wait with selective UNLOCK operation (5 seconds)

READY

Driver door UNLOCK status

UNLK

AS DOOR STATE

Passenger door LOCK status

LOCK

Wait with selective UNLOCK operation (5 seconds)

READY

Passenger door UNLOCK status

UNLK

ID OK FLAG

Ignition switch ACC or ON

RESET

Ignition switch OFF

SET

PRMT ENG STAT

When the engine start is prohibited

RESET

When the engine start is permitted

SET

PRMT RKE STAT

NOTE:
This item is displayed, but cannot be monitored. 

RESET

KEY SW -SLOT

When Intelligent Key is not inserted into key slot

OFF

When Intelligent Key is inserted into key slot

ON

RKE OPE COUN1

During the operation of Intelligent Key

Operation frequency of Intelligent Key

RKE OPE COUN2

NOTE:
This item is displayed, but cannot be monitored. 

Operation frequency of Intelligent Key

AIR PRESS FL

Ignition switch ON (only when the signal from the transmitter is re-
ceived)

Air pressure of front LH tire

AIR PRESS FR

Ignition switch ON (only when the signal from the transmitter is re-
ceived)

Air pressure of front RH tire

AIR PRESS RR

Ignition switch ON (only when the signal from the transmitter is re-
ceived)

Air pressure of rear RH tire

AIR PRESS RL

Ignition switch ON (only when the signal from the transmitter is re-
ceived)

Air pressure of rear LH tire

ID REGST FL1

When ID of front LH tire transmitter is registered

DONE

When ID of front LH tire transmitter is not registered

YET

ID REGST FR1

When ID of front RH tire transmitter is registered

DONE

When ID of front RH tire transmitter is not registered

YET

ID REGST RR1

When ID of rear RH tire transmitter is registered

DONE

When ID of rear RH tire transmitter is not registered

YET

ID REGST RL1

When ID of rear LH tire transmitter is registered

DONE

When ID of rear LH tire transmitter is not registered

YET

WARNING LAMP

Tire pressure indicator OFF

OFF

Tire pressure indicator ON

ON

Monitor Item

Condition

Value/Status

WT-26

< ECU DIAGNOSIS >

BCM (BODY CONTROL MODULE)

Terminal Layout

INFOID:0000000004491022

Physical Values

INFOID:0000000004491023

ALMIA0127ZZ