Infiniti QX56 (Z62). Manual - part 105

BCS-34

< ECU DIAGNOSIS INFORMATION >

BCM

RR FOG SW

NOTE:
The item is indicated, but not monitored. 

Off

DOOR SW-DR

Driver door closed

Off

Driver door opened

On

DOOR SW-AS

Passenger door closed

Off

Passenger door opened

On

DOOR SW-RR

Rear RH door closed

Off

Rear RH door opened

On

DOOR SW-RL

Rear LH door closed

Off

Rear LH door opened

On

DOOR SW-BK

Back door closed

Off

Back door opened

On

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

HAZARD SW

Hazard switch is OFF

Off

Hazard switch is ON

On

REAR DEF SW

Rear window defogger switch OFF

Off

Rear window defogger switch ON

On

TR/BD OPEN SW

Back door opener switch OFF

Off

While the back door opener switch is turned ON

On

TRNK/HAT MNTR

NOTE:
The item is indicated, but not monitored.

Off

FAN ON SIG

NOTE:
The item is indicated, but not monitored.

Off

AIR COND SW

NOTE:
The item is indicated, but not monitored.

Off

RKE-LOCK

LOCK button of the key is not pressed

Off

LOCK button of the key is pressed

On

RKE-UNLOCK

UNLOCK button of the key is not pressed

Off

UNLOCK button of the key is pressed

On

RKE-TR/BD

BACK DOOR OPEN button of the key is not pressed

Off

BACK DOOR OPEN button of the key is pressed

On

RKE-PANIC

PANIC button of the key is not pressed

Off

PANIC button of the key is pressed

On

RKE-MODE CHG

LOCK/UNLOCK button of the key is not pressed and held simultaneously

Off

LOCK/UNLOCK button of the key is pressed and held simultaneously

On

OPTI SEN (DTCT)

Bright outside of the vehicle

Close to 5 V

Dark outside of the vehicle

Close to 0 V

OPTI SEN (FILT)

Bright outside of the vehicle (Lighting switch AUTO)

Close to 5 V

Dark outside of the vehicle (Lighting switch AUTO)

Close to 1.50 V

Monitor Item

Condition

Value/Status

BCS

BCM

BCS-35

< ECU DIAGNOSIS INFORMATION >

C

D

E

F

G

H

I

J

K

L

B

A

O

P

N

OPTICAL SENSOR

NOTE:
The item is indicated, but not monitored.

Off

RAIN SENSOR

No rain (or very light rain)

Off

Light rain

LOW

Heavy rain

HIGH

When liquid is splashed on the front window

SPLSH

Rain sensor internal error

NG

REQ SW -DR

Driver door request switch is not pressed

Off

Driver door request switch is pressed

On

REQ SW -AS

Passenger door request switch is not pressed

Off

Passenger door request switch is pressed

On

REQ SW -RR

NOTE:
The item is indicated, but not monitored. 

Off

REQ SW -RL

NOTE:
The item is indicated, but not monitored. 

Off

REQ SW -BD/TR

Back door request switch is not pressed

Off

Back door request switch is pressed

On

PUSH SW

Push-button ignition switch (push switch) is not pressed

Off

Push-button ignition switch (push switch) is pressed

On

CLUCH SW

NOTE:
The item is indicated, but not monitored. 

Off

BRAKE SW 1

The brake pedal is not depressed

Off

The brake pedal is depressed

On

BRAKE SW 2

The brake pedal is depressed when No. 7 fuse is blown

Off

The brake pedal is not depressed when No. 7 fuse is blown, or No. 7 fuse 
is normal

On

DETE/CANCL SW

Selector lever in P position

Off

Selector lever in any position other than P

On

SFT PN/N SW

Selector lever in any position other than P and N

Off

Selector lever in P or N position

On

S/L -LOCK

Steering is locked

Off

Steering is unlocked

On

S/L -UNLOCK

Steering is unlocked

Off

Steering is locked

On

S/L RELAY-F/B

Steering is unlocked

Off

Steering is locked

On

UNLK SEN -DR

Driver door is locked

Off

Driver door is unlocked

On

PUSH SW -IPDM

Push-button ignition switch (push-switch) is not pressed

Off

Push-button ignition switch (push-switch) is pressed

On

IGN RLY1 -F/B

Ignition switch in OFF or ACC position

Off

Ignition switch in ON position

On

DETE SW -IPDM

Selector lever in any position other than P

Off

Selector lever in P position

On

SFT PN -IPDM

Selector lever in any position other than P and N

Off

Selector lever in P or N position

On

Monitor Item

Condition

Value/Status

BCS-36

< ECU DIAGNOSIS INFORMATION >

BCM

SFT P -MET

Selector lever in any position other than P

Off

Selector lever in P position

On

SFT N -MET

Selector lever in any position other than N

Off

Selector lever 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

Steering is locked

Off

Steering is unlocked

On

S/L UNLK-IPDM

Steering is unlocked

Off

Steering is locked

On

S/L RELAY-REQ

Steering is unlocked

Off

Steering is locked

On

VEH SPEED 1

While driving

Equivalent to speed-

ometer reading

VEH SPEED 2

While driving

Equivalent to speed-

ometer reading

DOOR STAT-DR

Driver door is locked

LOCK

Wait with selective UNLOCK operation (60 seconds)

READY

Driver door is unlocked

UNLOCK

DOOR STAT-AS

Passenger door is locked

LOCK

Wait with selective UNLOCK operation (60 seconds)

READY

Passenger door is unlocked

UNLOCK

ID OK FLAG

Steering is locked

Reset

Steering is unlocked

Set

PRMT ENG STRT

The engine start is prohibited

Reset

The engine start is permitted

Set

PRMT RKE STRT

NOTE:
The item is indicated, but not monitored. 

Reset

RKE OPE COUN1

During the operation of the key

Operation frequency 

of the key

RKE OPE COUN2

NOTE:
The item is indicated, but not monitored. 

—

CONFRM ID ALL

The key ID that the key slot receives is not recognized by any key ID reg-
istered to BCM.

Yet

The key ID that the key slot receives is recognized by any key ID regis-
tered to BCM.

Done

CONFIRM ID4

The key ID that the key slot receives is not recognized by the fourth key ID 
registered to BCM.

Yet

The key ID that the key slot receives is recognized by the fourth key ID reg-
istered to BCM.

Done

CONFIRM ID3

The key ID that the key slot receives is not recognized by the third key ID 
registered to BCM.

Yet

The key ID that the key slot receives is recognized by the third key ID reg-
istered to BCM.

Done

Monitor Item

Condition

Value/Status

BCS

BCM

BCS-37

< ECU DIAGNOSIS INFORMATION >

C

D

E

F

G

H

I

J

K

L

B

A

O

P

N

CONFIRM ID2

The key ID that the key slot receives is not recognized by the second key 
ID registered to BCM.

Yet

The key ID that the key slot receives is recognized by the second key ID 
registered to BCM.

Done

CONFIRM ID1

The key ID that the key slot receives is not recognized by the first key ID 
registered to BCM.

Yet

The key ID that the key slot receives is recognized by the first key ID reg-
istered to BCM.

Done

NOT REGISTERED

BCM detects registered key ID, or BCM does not detect key ID. 

ID OK

BCM detects non-registration key ID.

ID NG

TP 4

The ID of fourth key is not registered to BCM

Yet

The ID of fourth key is registered to BCM

Done

TP 3

The ID of third key is not registered to BCM

Yet

The ID of third key is registered to BCM

Done

TP 2

The ID of second key is not registered to BCM

Yet

The ID of second key is registered to BCM

Done

TP 1

The ID of first key is not registered to BCM

Yet

The ID of first key is registered to BCM

Done

BUZZER

Tire pressure warning alarm is not sounding

Off

Tire pressure warning alarm is sounding

On

Monitor Item

Condition

Value/Status