Nissan Quest E52. Manual - part 193

BCS

SYSTEM

BCS-15

< SYSTEM DESCRIPTION >

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Wake-up condition

BCM wake-up condition

CAN wake-up condition

Back door opener switch: OFF 

→

 ON

• Receiving the sleep-ready signal (Not-ready) from any units
• Push-button ignition switch (push switch): OFF

→

 ON

• Hazard switch: ON
• HI BEAM switch: OFF 

→

 ON, ON 

→

 OFF

• PASSING switch: OFF 

→

 ON, ON 

→

 OFF

• HEADLAMP 1 switch: OFF 

→

 ON, ON 

→

 OFF

• HEADLAMP 2 switch: OFF 

→

 ON, ON 

→

 OFF

• TAIL LAMP switch: OFF 

→

 ON

• FR FOG switch: OFF 

→

 ON, ON 

→

 OFF

• TURN RH: OFF 

→

 ON

• TURN LH: OFF 

→

 ON

• Driver door switch: OFF 

→

 ON, ON 

→

 OFF

• Passenger door switch: OFF 

→

 ON, ON 

→

 OFF

• Rear RH door switch: OFF 

→

 ON, ON 

→

 OFF

• Rear LH door switch: OFF 

→

 ON, ON 

→

 OFF

• Back door switch: OFF 

→

 ON, ON 

→

 OFF

• Driver door request switch: OFF 

→

 ON

• Passenger door request switch: OFF 

→

 ON

• Back door request switch: OFF 

→

 ON

• Stop lamp switch: ON
• Door lock and unlock switch: NEUTRAL 

→

 LOCK, NEUTRAL 

→

 

UNLOCK

• Front door lock assembly (driver side) (door key cylinder switch): 

NEUTRAL 

→

 LOCK, NEUTRAL 

→

 UNLOCK

• Remote keyless entry receiver communication: Receiving
• Front door lock assembly (driver side) (unlock sensor): OFF 

→

 

ON, ON 

→

 OFF

BCS-16

< SYSTEM DESCRIPTION >

DIAGNOSIS SYSTEM (BCM)

DIAGNOSIS SYSTEM (BCM)

COMMON ITEM

COMMON ITEM : CONSULT Function (BCM - COMMON ITEM)

INFOID:0000000009651688

APPLICATION ITEM

CONSULT performs the following functions via CAN communication with BCM.

SYSTEM APPLICATION

BCM can perform the following functions for each system.
NOTE:
It can perform the diagnosis modes except the following for all sub system selection items.

×

: Applicable item

NOTE:

*: For models with automatic air conditioning control system, this diagnosis mode is not used.

FREEZE FRAME DATA (FFD)

The BCM records the following vehicle condition at the time a particular DTC is detected, and displays on
CONSULT.

Diagnosis mode

Function Description

Work Support

Changes the setting for each system function.

Self Diagnostic Result

Displays the diagnosis results judged by BCM.

CAN Diag Support Monitor

Monitors the reception status of CAN communication viewed from BCM.

Data Monitor

The BCM input/output signals are displayed.

Active Test

The signals used to activate each device are forcibly supplied from BCM.

Ecu Identification

The BCM part number is displayed.

Configuration

• Read and save the vehicle specification.
• Write the vehicle specification when replacing BCM.

System

Sub system selection item

Diagnosis mode

Work Support

Data Monitor

Active Test

Door lock

DOOR LOCK

×

×

×

Rear window defogger

REAR DEFOGGER

×

×

Warning chime

BUZZER

×

×

Interior room lamp control system

INT LAMP

×

×

×

Exterior lamp

HEAD LAMP

×

×

×

Wiper and washer

WIPER

×

×

×

Turn signal and hazard warning lamps

FLASHER

×

×

×

Air conditioning control system

AIR CONDITONER

×

×

*

• Intelligent Key system
• Engine start system

INTELLIGENT KEY

×

×

×

Combination switch

COMB SW

×

Body control system

BCM

×

NVIS

IMMU

×

×

×

Interior room lamp battery saver

BATTERY SAVER

×

×

×

Back door open

TRUNK

×

Vehicle security system

THEFT ALM

×

×

×

RAP system

RETAINED PWR

×

Signal buffer system

SIGNAL BUFFER

×

×

TPMS

AIR PRESSURE MONITOR

×

×

×

BCS

DIAGNOSIS SYSTEM (BCM)

BCS-17

< SYSTEM DESCRIPTION >

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NOTE:

*: Refer to the following for details of the power supply position.

• OFF (OFF, LOCK): Ignition switch OFF

• ACC: Ignition switch ACC

• IGN: Ignition switch ON with engine stopped

• RUN: Ignition switch ON with engine running

• CRANK: At engine cranking

Power supply position shifts to “OFF (LOCK)” from “OFF (OFF)”, when ignition switch is in the OFF position, shift position is in the P
position, and any of the following conditions are met.

• Closing door

• Opening door

• Door is locked using door request switch

• Door is locked using Intelligent Key

The power supply position shifts to “ACC” when the push-button ignition switch (push switch) is pushed at “OFF (LOCK)”.

DOOR LOCK

CONSULT screen item

Indication/Unit

Description

Vehicle Speed

km/h

Vehicle speed of the moment a particular DTC is detected

Odo/Trip Meter

km

Total mileage (Odometer value) of the moment a particular DTC is detected

Vehicle Condition

SLEEP>LOCK

Power position status of 
the moment a particular 
DTC is detected*

While turning BCM status from low power consumption mode to 
normal mode [Power supply position is OFF (LOCK)]

SLEEP>OFF

While turning BCM status from low power consumption mode to 
normal mode [Power supply position is OFF (OFF)]

LOCK>ACC

While turning power supply position from OFF (LOCK) to ACC

ACC>ON

While turning power supply position from ACC to ON

RUN>ACC

While turning power supply position from RUN to ACC (Except 
emergency stop operation)

CRANK>RUN

While turning power supply position from CRANK to RUN

RUN>URGENT

While turning power supply position from RUN to ACC (Emergen-
cy stop operation)

ACC>OFF

While turning power supply position from ACC to OFF (OFF)

OFF>LOCK

While turning power supply position from OFF (OFF) to OFF 
(LOCK)

OFF>ACC

While turning power supply position from OFF (OFF) to ACC

ON>CRANK

While turning power supply position from ON to CRANK

OFF>SLEEP

While turning BCM status from normal mode [Power supply posi-
tion is OFF (OFF)] to low power consumption mode

LOCK>SLEEP

While turning BCM status from normal mode [Power supply posi-
tion is OFF (LOCK)] to low power consumption mode

LOCK

Power supply position is OFF (LOCK)

OFF

Power supply position is OFF (OFF)

ACC

Power supply position is ACC

ON

Power supply position is ON

ENGINE RUN

Power supply position is RUN

CRANKING

Power supply position is CRANK

IGN Counter

0 - 39

The number of times that ignition switch is turned ON after DTC is detected
• The number is 0 when a malfunction is detected now.
• The number increases like 1 

→

 2 

→

 3...38 

→

 39 after returning to the normal condition 

whenever ignition switch OFF 

→

 ON.

• The number is fixed to 39 until the self-diagnosis results are erased if it is over 39.

BCS-18

< SYSTEM DESCRIPTION >

DIAGNOSIS SYSTEM (BCM)

DOOR LOCK : CONSULT Function (BCM - DOOR LOCK)

INFOID:0000000009978857

BCM CONSULT FUNCTION

CONSULT performs the following functions via CAN communication with BCM.

WORK SUPPORT

DATA MONITOR

NOTE:
The following table includes information (items) inapplicable to this vehicle. For information (items) applicable
to this vehicle, refer to CONSULT display items.

ACTIVE TEST

Monitor item

Description

DOOR LOCK-UNLOCK SET

Selective unlock function mode can be changed to operation with this mode
• On: Operate
• Off: Non-operation

AUTOMATIC DOOR LOCK SE-
LECT

Automatic door lock function mode can be selected from the following in this mode
• VH SPD: All doors are locked when vehicle speed more than 24 km/h (15 MPH)
• P RANGE: All doors are locked when shifting the selector lever from P position to other than 

the P position

AUTOMATIC DOOR UNLOCK 
SELECT

Automatic door unlock function mode can be selected from the following in this mode
• MODE 1: All doors are unlocked when the power supply position is changed from ON to 

OFF

• MODE 2: All doors are unlocked when shifting the selector lever from any position other 

than the P to P position

• MODE 3: Driver side door is unlocked when the power supply position is changed from ON 

to OFF

• MODE 4: Driver side door is unlocked when shifting the selector lever from any position oth-

er than the P to P position

• MODE 5: This item is displayed, but cannot be used
• MODE 6: This item is displayed, but cannot be used

AUTOMATIC LOCK/UNLOCK 
SET

Automatic door lock/unlock function mode can be selected from the following in this mode
• Off: Non-operation
• Unlock Only: Door unlock operation only
• Lock Only: Door lock operation only
• Lock/Unlock: Lock and unlock operation

Monitor Item

Contents

REQ SW-DR

Indicated [On/Off] condition of door request switch (driver side)

REQ SW-AS

Indicated [On/Off] condition of door request switch (passenger side)

REQ SW-BD/TR

Indicated [On/Off] condition of back door request switch

DOOR SW-DR

Indicated [On/Off] condition of front door switch (driver side)

DOOR SW-AS

Indicated [On/Off] condition of front door switch (passenger side)

DOOR SW-RR

Indicated [On/Off] condition of sliding door switch RH

DOOR SW-RL

Indicated [On/Off] condition of sliding door switch LH

DOOR SW-BK

Indicated [On/Off] condition of back door switch

CDL LOCK SW

Indicated [On/Off] condition of lock signal from door lock unlock switch

CDL UNLOCK SW

Indicated [On/Off] condition of unlock signal from door lock unlock switch

KEY CYL LK-SW

Indicated [On/Off] condition of lock signal from door key cylinder switch

KEY CYL UN-SW

Indicated [On/Off] condition of unlock signal from door key cylinder switch