Nissan Juke F15. Manual - part 848

DIAGNOSIS SYSTEM (BCM)

HAC-27

< SYSTEM DESCRIPTION >

[AUTOMATIC AIR CONDITIONING]

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DIAGNOSIS SYSTEM (BCM)

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

INFOID:0000000012963105

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 A/C, 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 timer

INT LAMP

×

×

×

Exterior lamp

HEAD LAMP

×

×

×

Wiper and washer

WIPER

×

×

×

Turn signal and hazard warning lamps

FLASHER

×

×

×

Air conditioning system

AIR CONDITONER

×

×*

• Intelligent Key system
• Engine start system

INTELLIGENT KEY

×

×

×

Combination switch

COMB SW

×

Body control system

BCM

×

NVIS - NATS

IMMU

×

×

×

Interior room lamp battery saver

BATTERY SAVER

×

×

×

Back door open

TRUNK

×

Theft warning alarm

THEFT ALM

×

×

×

RAP

RETAINED PWR

×

Signal buffer system

SIGNAL BUFFER

×

×

TPMS

AIR PRESSURE MONITOR

×

×

×

HAC-28

< SYSTEM DESCRIPTION >

[AUTOMATIC AIR CONDITIONING]

DIAGNOSIS SYSTEM (BCM)

NOTE:
*: Power position shifts to “LOCK” from “OFF”, when ignition switch is in the OFF position, selector lever is in the P position (A/T models
and CVT models), 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 position shifts to “ACC” when the push-button ignition switch (push switch) is pushed at “LOCK”.

AIR CONDITIONER
AIR CONDITIONER : CONSULT Function (BCM - AIR CONDITIONER) (Automatic A/
C)

INFOID:0000000012200022

DATA MONITOR

Display Item List

NOTE:

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 position is “LOCK”*.)

SLEEP>OFF

While turning BCM status from low power consumption mode to 
normal mode (Power position is “OFF”.)

LOCK>ACC

While turning power position from “LOCK”* *to “ACC”

ACC>ON

While turning power position from “ACC” to “IGN”

RUN>ACC

While turning power position from “RUN” to “ACC” (Vehicle is 
stopping and selector lever is except P position.)

CRANK>RUN

While turning power position from “CRANKING” to “RUN” (From 
cranking up the engine to run it)

RUN>URGENT

While turning power position from “RUN“ to “ACC” (Emergency 
stop operation)

ACC>OFF

While turning power position from “ACC” to “OFF”

OFF>LOCK

While turning power position from “OFF” to “LOCK”*

OFF>ACC

While turning power position from “OFF” to “ACC”

ON>CRANK

While turning power position from “IGN” to “CRANKING”

OFF>SLEEP

While turning BCM status from normal mode (Power position is 
“OFF”.) to low power consumption mode

LOCK>SLEEP

While turning BCM status from normal mode (Power position is 
“LOCK”*.) to low power consumption mode

LOCK

Power position is “LOCK”*

OFF

Power position is “OFF” (Ignition switch OFF)

ACC

Power position is “ACC” (Ignition switch ACC)

ON

Power position is “IGN” (Ignition switch ON with engine stopped)

ENGINE RUN

Power position is “RUN” (Ignition switch ON with engine running)

CRANKING

Power position is “CRANKING” (At engine cranking)

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.

DIAGNOSIS SYSTEM (BCM)

HAC-29

< SYSTEM DESCRIPTION >

[AUTOMATIC AIR CONDITIONING]

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The following table includes information (items) inapplicable to this vehicle. For information (items) applicable

to this vehicle, refer to CONSULT display items.

Monitor Item [Unit]

Contents

FAN ON SIG

[On/Off]

Displays the blower fan status as jugged from the A/C auto amp.

AIR COND SW

[On/Off]

Displays [COMP (On)/COMP (Off)] status as judged from the A/C auto amp.

HAC-30

< ECU DIAGNOSIS INFORMATION >

[AUTOMATIC AIR CONDITIONING]

A/C AUTO AMP.

ECU DIAGNOSIS INFORMATION

A/C AUTO AMP.

Reference Value

INFOID:0000000012200023

CONSULT DATA MONITOR REFERENCE VALUES

NOTE:

The following table includes information (items) inapplicable to this vehicle. For information (items) applicable

to this vehicle, refer to CONSULT display items.

*: “DUTY” is displayed, but voltage is indicated. Or unit is not displayed but unit is (V).

TERMINAL LAYOUT

PHYSICAL VALUES

Monitor item

Condition

Value/Status

AMB TEMP SEN

Ignition switch ON

Equivalent to ambient tem-
perature

IN-VEH TEMP

Ignition switch ON

Equivalent to in-vehicle tem-
perature

INT TEMP SEN

Ignition switch ON

Equivalent to evaporator fin 
temperature

SUNLOAD SEN

Ignition switch ON

Equivalent to sunload 
amount

AMB SEN CAL

Ignition switch ON

Equivalent to ambient tem-
perature

IN-VEH CAL

Ignition switch ON

Equivalent to in-vehicle tem-
perature

INT TEMP CAL

Ignition switch ON

Equivalent to evaporator fin 
temperature

SUNL SEN CAL

Ignition switch ON

Equivalent to sunload 
amount

COMP REQ SIG

Engine: Run at idle after 
warming up 

A/C switch: ON
(Compressor operation sta-
tus) 

On

A/C switch: OFF

Off

FAN REQ SIG

Engine: Run at idle after 
warming up 

Blower motor: ON

On

Blower motor: OFF

Off

FAN DUTY

*

Engine: Run at idle after 
warming up 

Blower motor: ON

4 – 13

Blower motor: OFF

0

XM

Ignition switch ON

Value according to target air 
flow temperature

ENG COOL TEMP

Ignition switch ON

Equivalent to engine coolant 
temperature

JMIIA0690ZZ