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Nissan Juke (2016 year). Service Repair Manual - part 424

DIAGNOSIS SYSTEM (BCM)

HAC-29

< SYSTEM DESCRIPTION >

[AUTOMATIC AIR CONDITIONING]

HAC

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.

Revision: November 2015

2016 JUKE

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)

A/C switch: OFF

Off

FAN REQ SIG

Engine: Run at idle after
warming up

Blower motor: ON

Blower motor: OFF

Off

FAN DUTY

Engine: Run at idle after
warming up

Blower motor: ON

4 – 13

Blower motor: OFF

Ignition switch ON

Value according to target air
flow temperature

ENG COOL TEMP

Ignition switch ON

Equivalent to engine coolant
temperature

JMIIA0690ZZ

Revision: November 2015

2016 JUKE

A/C AUTO AMP.

HAC-31

< ECU DIAGNOSIS INFORMATION >

[AUTOMATIC AIR CONDITIONING]

HAC

Terminal No.

(Wire color)

Description

Condition

Value

−

Signal name

Input/

Output

(LG)

(B)

In-vehicle sensor signal

Input

Ignition switch ON

0 – 4.8 V

Output voltage varies with in-ve-

hicle temperature

(V)

(B)

Intake sensor signal

Input

Ignition switch ON

0 – 4.8 V

Output voltage varies with evapo-

rator fin temperature

(GR)

(B)

Ambient sensor signal

Input

Ignition switch ON

0 – 4.8 V

Output voltage varies with ambi-

ent temperature

(P)

(B)

Sunload sensor signal

Input

Ignition switch ON

0 – 4.8 V

Output voltage varies with sun-

load amount

(L)

—

CAN-H

Input/

Output

—

(P)

—

CAN-L

Input/

Output

—

(W)

(B)

Intake door motor PBR power
supply

Output

Ignition switch ON

4.8 – 5.2 V

(P)

(B)

A/C auto amp. connection rec-
ognition signal

Output

Ignition switch ON

11 – 14 V

(R)

(B)

Sensor ground

—

Ignition switch ON

0 – 0.1 V

(LG)

(B)

Ignition power supply

Input

Ignition switch ON

11 – 14 V

(Y)

(B)

Battery power supply

Input

Ignition switch OFF

11 – 14 V

(GR)

(B)

Power transistor control signal

Output

• Ignition switch ON
• Blower motor: 1st speed

(manual)

(LG)

(B)

Blower fan ON signal

Output

• Ignition switch ON
• Blower motor: OFF

• Ignition switch ON
• Blower motor: ON

ZJIA0863J

JMIIA0941GB

PKIB4960J

Revision: November 2015

2016 JUKE

HAC-32

< ECU DIAGNOSIS INFORMATION >

[AUTOMATIC AIR CONDITIONING]

A/C AUTO AMP.

(Y)

(B)

A/C ON signal

Output

• Ignition switch ON
• A/C switch: OFF (A/C indi-

cator: OFF)

• Ignition switch ON
• A/C switch: ON (A/C indi-

cator: ON)

(BR)

(B)

A/MIX
drive 4

Air mix door motor
drive signal

Output

• Ignition switch ON
• Right after the tempera-

ture control dial operation

(GR)

(B)

A/MIX
drive 3

(W)

(B)

A/MIX
drive 2

(L)

(B)

A/MIX
drive 1

(G)

(B)

Ignition power supply

Input

Ignition switch ON

11 – 14 V

(SB)

(B)

Intake door motor PBR feedback
signal

Input

• Ignition switch ON
• Intake switch: REC

0.2 – 0.8 V

• Ignition switch ON
• Intake switch: FRE

4.2 – 4.8 V

(B)

Ground

—

Ignition switch ON

0 – 0.1 V

(G)

(B)

REC

Intake door motor
drive signal

Output

• Ignition switch ON
• Intake switch: FRE

→

REC

9.5 – 13.5 V

• Ignition switch ON
• Intake switch: REC

→

FRE

0 – 1 V

(V)

(B)

FRE

• Ignition switch ON
• Intake switch: REC

→

FRE

9.5 – 13.5 V

• Ignition switch ON
• Intake switch: FRE

→

REC

0 – 1 V

(R)

(B)

MODE
drive 4

Mode door motor
drive signal

Output

• Ignition switch ON
• Right after the MODE

switch operation

(P)

(B)

MODE
drive 3

(Y)

(B)

MODE
drive 2

(V)

(B)

MODE
drive 1

Terminal No.

(Wire color)

Description

Condition

Value

−

Signal name

Input/

Output

JPMIA0012GB

JMIIA0941GB

JPIIA1647GB

Revision: November 2015

2016 JUKE

A/C AUTO AMP.

HAC-33

< ECU DIAGNOSIS INFORMATION >

[AUTOMATIC AIR CONDITIONING]

HAC

Fail-safe

INFOID:0000000012200024

FAIL-SAFE FUNCTION

If a communication error exists between the A/C auto amp. and multi display unit for 2 seconds or longer, air

conditioning is controlled under the following conditions:

DTC Index

INFOID:0000000012200025

*: Perform self-diagnosis under sunshine. When performing indoors, aim a light (more than 60 W) at sunload

sensor, otherwise self-diagnosis indicates even though the sunload sensor is functioning normally.

A/C display

: OFF

Set temperature

: Setting before communication error occurs

Air outlet

: Automatic control

Air flow

: Automatic control

Air inlet

: Fresh air intake (FRE)

A/C switch

: ON

DTC

Items

(CONSULT screen terms)

Reference

U1000

CAN COMM CIRCUIT

HAC-53, "DTC Logic"

U1010

CONTROL UNIT (CAN)

HAC-54, "DTC Logic"

B2578

IN-VEHICLE SENSOR

HAC-55, "DTC Logic"

B2579

IN-VEHICLE SENSOR

HAC-55, "DTC Logic"

B257B

AMBIENT SENOR

HAC-58, "DTC Logic"

B257C

AMBIENT SENOR

HAC-58, "DTC Logic"

B2581

INTAKE SENSOR

HAC-61, "DTC Logic"

B2582

INTAKE SENSOR

HAC-61, "DTC Logic"

B2630

SUNLOAD SENSOR

HAC-64, "DTC Logic"

B2631

SUNLOAD SENSOR

HAC-64, "DTC Logic"

B27A0

INTAKE DOOR MOTOR

HAC-67, "DTC Logic"

B27A1

INTAKE DOOR MOTOR

HAC-67, "DTC Logic"

B27A2

DR AIR MIX DOOR MOT

HAC-71, "DTC Logic"

B27A3

DR AIR MIX DOOR MOT

HAC-71, "DTC Logic"

B27A4

DR AIR MIX DOOR MOT

HAC-71, "DTC Logic"

B27A5

DR AIR MIX DOOR MOT

HAC-71, "DTC Logic"

B27A6

MODE DOOR MOTOR

HAC-73, "DTC Logic"

B27A7

MODE DOOR MOTOR

HAC-73, "DTC Logic"

B27A8

MODE DOOR MOTOR

HAC-73, "DTC Logic"

B27A9

MODE DOOR MOTOR

HAC-73, "DTC Logic"

Revision: November 2015

2016 JUKE

HAC-34

< ECU DIAGNOSIS INFORMATION >

[AUTOMATIC AIR CONDITIONING]

MULTI DISPLAY UNIT, BCM, ECM, IPDM E/R

MULTI DISPLAY UNIT, BCM, ECM, IPDM E/R

List of ECU Reference

INFOID:0000000012200026

ECU

Reference

Multi display unit

AV-212, "Reference Value"

AV-214, "DTC Inspection Priority Chart"

AV-215, "DTC Index"

BCM

BCS-39, "Reference Value"

BCS-60, "Fail-safe"

BCS-61, "DTC Inspection Priority Chart"

BCS-62, "DTC Index"

ECM

EC-96, "Reference Value"

EC-111, "Fail Safe"

EC-113, "DTC Inspection Priority Chart"

EC-115, "DTC Index"

IPDM E/R

PCS-17, "Reference Value"

PCS-23, "Fail-safe"

PCS-24, "DTC Index"

Revision: November 2015

2016 JUKE

AUTOMATIC AIR CONDITIONING SYSTEM

HAC-35

< WIRING DIAGRAM >

[AUTOMATIC AIR CONDITIONING]

HAC

WIRING DIAGRAM

AUTOMATIC AIR CONDITIONING SYSTEM

Wiring Diagram

INFOID:0000000012200027

JRIWC6098GB

Revision: November 2015

2016 JUKE

HAC-36

< WIRING DIAGRAM >

[AUTOMATIC AIR CONDITIONING]

AUTOMATIC AIR CONDITIONING SYSTEM

JRIWC6099GB

Revision: November 2015

2016 JUKE

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