Qashqai J11. Heater & Air conditioning Control System — part 4
A/C AUTO AMP.
HAC-49
< ECU DIAGNOSIS INFORMATION >
[AUTOMATIC AIR CONDITIONING]
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HAC
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PHYSICAL VALUES
Gray
Black
JMIIA4073ZZ
Terminal No.
(Wire color)
Description
Condition
Value
(Approx.)
+
−
Signal name
Input/
Output
1
(BR)
Ground
• Air mix door motor (passenger
side) drive 2 (RHD models)
• Air mix door motor (driver
side) drive 2 (LHD models)
Output
• Ignition switch ON
• Immediately after the tem-
perature control dial (pas-
senger side) is operated
[when the air mix door mo-
tor (passenger side) oper-
ates] (RHD models)
• Immediately after the tem-
perature control dial (driv-
er side) is operated [when
the air mix door motor
(driver side) operates]
(LHD models)
2
(L)
Ground
• Air mix door motor (passenger
side) drive 1 (RHD models)
• Air mix door motor (driver
side) drive 1 (LHD models)
9
(W)
Ground
• Air mix door motor (driver
side) drive 2 (RHD models)
• Air mix door motor (passenger
side) drive 2 (LHD models)
Output
• Ignition switch ON
• Immediately after the tem-
perature control dial (driv-
er side) is operated [when
the air mix door motor
(driver side) operates]
(RHD models)
• Immediately after the tem-
perature control dial (pas-
senger side) is operated
[when the air mix door mo-
tor (passenger side) oper-
ates] (LHD models)
10
(L)
Ground
• Air mix door motor (driver
side) drive 1 (RHD models)
• Air mix door motor (passenger
side) drive 1 (LHD models)
11
(BR)
Ground
Mode door motor drive 2
Output
• Ignition switch ON
• For models for Europe
and Russia, immediately
after the MODE VENT/
FOOT/DEF switch is oper-
ated (when mode door
motor operates)
• For models except for Eu-
rope and Russia, immedi-
ately after the MODE
switch or DEF switch are
operated (when mode
door motor operates)
12
(L)
Ground
Mode door motor drive 1
JPIIA1647GB
JPIIA1647GB
JPIIA1647GB
HAC-50
< ECU DIAGNOSIS INFORMATION >
[AUTOMATIC AIR CONDITIONING]
A/C AUTO AMP.
14
(BR)
Ground
Intake door motor drive 3
Output
• Ignition switch ON
• Immediately after the IN-
TAKE switch is operated
(when intake door motor
operates)
16
(R)
Ground
Intake door motor drive 2
17
(L)
Ground
Intake door motor drive 1
20
(W)
Ground
Door motor power supply (mode,
intake)
Output
• Ignition switch ON
• Each following condition
- Immediately after the IN-
TAKE switch is operated
(when intake door motor
operates)
- For models for Europe
and Russia, immediately
after the MODE VENT/
FOOT/DEF switch is oper-
ated (when mode door
motor operates)
- For models except for Eu-
rope and Russia, immedi-
ately after the MODE
switch or DEF switch are
operated (when mode
door motor operates)
11 – 14 V
21
(G)
Ground
• Air mix door motor (passenger
side) drive 4 (RHD models)
• Air mix door motor (driver
side) drive 4 (LHD models)
Output
• Ignition switch ON
• Immediately after the tem-
perature control dial (pas-
senger side) is operated
[when the air mix door mo-
tor (passenger side) oper-
ates] (RHD models)
• Immediately after the tem-
perature control dial (driv-
er side) is operated [when
the air mix door motor
(driver side) operates]
(LHD models)
22
(R)
Ground
• Air mix door motor (passenger
side) drive 3 (RHD models)
• Air mix door motor (driver
side) drive 3 (LHD models)
27
(G)
Ground
Power transistor control signal
Output
Ignition
switch ON
Blower mo-
tor: OFF
11 – 14 V
Blower mo-
tor: 1st
speed (man-
ual)
Terminal No.
(Wire color)
Description
Condition
Value
(Approx.)
+
−
Signal name
Input/
Output
JPIIA1647GB
JPIIA1647GB
JMIIA3426GB
A/C AUTO AMP.
HAC-51
< ECU DIAGNOSIS INFORMATION >
[AUTOMATIC AIR CONDITIONING]
C
D
E
F
G
H
J
K
L
M
A
B
HAC
N
O
P
30
(BR)
Ground
• Air mix door motor (driver
side) drive 4 (RHD models)
• Air mix door motor (passenger
side) drive 4 (LHD models)
Output
• Ignition switch ON
• Immediately after the tem-
perature control dial (driv-
er side) is operated [when
the air mix door motor
(driver side) operates]
(RHD models)
• Immediately after the tem-
perature control dial (pas-
senger side) is operated
[when the air mix door mo-
tor (passenger side) oper-
ates] (LHD models)
31
(R)
Ground
• Air mix door motor (driver
side) drive 3 (RHD models)
• Air mix door motor (passenger
side) drive 3 (LHD models)
32
(G)
Ground
Mode door motor drive 4
Output
• Ignition switch ON
• For models for Europe
and Russia, immediately
after the MODE VENT/
FOOT/DEF switch is oper-
ated (when mode door
motor operates)
• For models except for Eu-
rope and Russia, immedi-
ately after the MODE
switch or DEF switch are
operated (when mode
door motor operates)
33
(R)
Ground
Mode door motor drive 3
35
(BR)
Ground
Sensor ground (intake)
—
Ignition switch ON
0 – 0.1 V
36
(W)
Ground
Intake door motor drive 4
Output
• Ignition switch ON
• Immediately after the IN-
TAKE switch is operated
(when intake door motor
operates)
37
(R)
Ground
Power transistor control
Output
Ignition
switch ON
Blower mo-
tor: OFF
11 – 14 V
Blower mo-
tor: 1st
speed (man-
ual)
8.5 V
Blower mo-
tor: 7th
speed (man-
ual)
1.5 V
Terminal No.
(Wire color)
Description
Condition
Value
(Approx.)
+
−
Signal name
Input/
Output
JPIIA1647GB
JPIIA1647GB
JPIIA1647GB
HAC-52
< ECU DIAGNOSIS INFORMATION >
[AUTOMATIC AIR CONDITIONING]
A/C AUTO AMP.
38
(BG)
Ground
Intake sensor
Input
Air tempera-
ture after
passing
through
evaporator
(Ignition
switch ON)
−
20
°
C
(
−
4
°
F)
3.62 V
−
10
°
C
(14
°
F)
3.05 V
0
°
C
(32
°
F)
2.46 V
10
°
C
(50
°
F)
1.92 V
20
°
C
(68
°
F)
1.46 V
25
°
C
(77
°
F)
1.26 V
30
°
C
(86
°
F)
1.09 V
40
°
C
(104
°
F)
0.82 V
40
(G)
Ground
Door motor power supply (air
mix)
Output
• Ignition switch ON
• Following condition
- Immediately after the tem-
perature control dial is op-
erated
11 – 14 V
41
(SB)
Ground
Accessory power supply
—
Ignition switch ON
11 – 14 V
43
(B)
Ground
Ground
—
Ignition switch ON
0 – 0.1 V
51
(L)
—
CAN-H
Input/
Output
—
—
53
(Y)
Ground
In-vehicle sensor
Input
Passenger
room tem-
perature
(Ignition
switch ON)
−
20
°
C
(
−
4
°
F)
3.09 V
−
10
°
C
(14
°
F)
2.46 V
0
°
C
(32
°
F)
1.89 V
10
°
C
(50
°
F)
1.41 V
20
°
C
(68
°
F)
1.03 V
25
°
C
(77
°
F)
0.88 V
30
°
C
(86
°
F)
0.75 V
40
°
C
(104
°
F)
0.55 V
Terminal No.
(Wire color)
Description
Condition
Value
(Approx.)
+
−
Signal name
Input/
Output
A/C AUTO AMP.
HAC-53
< ECU DIAGNOSIS INFORMATION >
[AUTOMATIC AIR CONDITIONING]
C
D
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G
H
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M
A
B
HAC
N
O
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Fail-safe
INFOID:0000000010432186
FAIL-SAFE FUNCTION
If a communication error exists between the A/C auto amp. and A/C control for 30 seconds or longer, air con-
ditioning is controlled under the following conditions: A/C auto amp. is controlled in the setting state before the
communication error occurs for following setting.
• Set temperature
• Air outlet
• Blower fan speed
• Air inlet
• A/C switch
DTC Index
INFOID:0000000010432187
54
(G)
Ground
Sunload sensor signal
Input
Sunload
amount
(Ignition
switch ON)
0 W/m
2
5.00 V
200 W/m
2
4.46 V
400 W/m
2
3.92 V
600 W/m
2
3.39 V
800 W/m
2
2.85 V
1000 W/m
2
2.25 V
63
(BR)
Ground
Sensor ground (in-vehicle, sun-
load)
—
Ignition switch ON
0 – 0.1 V
71
(R)
—
CAN-L
Input/
Output
—
—
73
(LG)
Ground
LIN
Input/
Output
Ignition switch ON
Terminal No.
(Wire color)
Description
Condition
Value
(Approx.)
+
−
Signal name
Input/
Output
JMIIA3428GB
DTC
Items
(CONSULT screen terms)
Reference
U1000
CAN COMM CIRCUIT
B24A0
A/C AUTO AMP.
[INTERNAL ELECTRONIC ERROR]
B24A1
A/C AUTO AMP. POWER SUPPLY
[CIRC VOLT BELOW THRESHOLD]
B24A4
INTAKE SENSOR
[CIRCUIT SHORT TO GROUND]
[CIRC SHORT TO BATT OR OPEN]
B24A6
IN-VEHICLE SENSOR
[CIRCUIT SHORT TO GROUND]
[CIRC SHORT TO BATT OR OPEN]
B24A9
*
SUNLOAD SENSOR
[CIRCUIT SHORT TO GROUND]
[CIRC SHORT TO BATT OR OPEN]
B24B4
A/C CONTROL
[GENERAL ELEC MALFUNCTN]
B24B7
INTAKE DOOR MOTOR
[CIRCUIT SHORT TO BATTERY]
[CIRC SHORT TO GRND OR OPEN]
HAC-54
< ECU DIAGNOSIS INFORMATION >
[AUTOMATIC AIR CONDITIONING]
A/C AUTO AMP.
*: 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.
B24B9
MODE DOOR MOTOR
[CIRCUIT SHORT TO BATTERY]
[CIRC SHORT TO GRND OR OPEN]
B24BB
LEFT AIR MIX DOOR MOTOR
[CIRCUIT SHORT TO BATTERY]
[CIRC SHORT TO GRND OR OPEN]
B24BD
RIGHT AIR MIX DOOR MOTOR
[CIRCUIT SHORT TO BATTERY]
[CIRC SHORT TO GRND OR OPEN]
B24D4
A/C CONTROL COMM
[BUS SIGNAL/MESSAGE ERROR]
DTC
Items
(CONSULT screen terms)
Reference
BCM, ECM, IPDM E/R
HAC-55
< ECU DIAGNOSIS INFORMATION >
[AUTOMATIC AIR CONDITIONING]
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HAC
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BCM, ECM, IPDM E/R
List of ECU Reference
INFOID:0000000010432188
ECU
Reference
BCM
BCS-88, "DTC Inspection Priority Chart"
ECM
HRA2DDT engine models
MR16DDT engine models
ECM-140, "DTC Inspection Priority Chart"
MR20DD engine models
ECM-704, "DTC Inspection Priority Chart"
K9K engine models
ECK-95, "DTC Inspection Priority Chart"
R9M engine models
EC9-99, "DTC Inspection Priority Chart"
IPDM E/R
HAC-56
< WIRING DIAGRAM >
[AUTOMATIC AIR CONDITIONING]
AUTOMATIC AIR CONDITIONING SYSTEM
WIRING DIAGRAM
AUTOMATIC AIR CONDITIONING SYSTEM
Wiring Diagram
INFOID:0000000010432189
JRIWC4079GB
AUTOMATIC AIR CONDITIONING SYSTEM
HAC-57
< WIRING DIAGRAM >
[AUTOMATIC AIR CONDITIONING]
C
D
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F
G
H
J
K
L
M
A
B
HAC
N
O
P
JRIWC4080GB
HAC-58
< WIRING DIAGRAM >
[AUTOMATIC AIR CONDITIONING]
AUTOMATIC AIR CONDITIONING SYSTEM
JRIWC4081GB
AUTOMATIC AIR CONDITIONING SYSTEM
HAC-59
< WIRING DIAGRAM >
[AUTOMATIC AIR CONDITIONING]
C
D
E
F
G
H
J
K
L
M
A
B
HAC
N
O
P
JRIWC4082GB
HAC-60
< WIRING DIAGRAM >
[AUTOMATIC AIR CONDITIONING]
AUTOMATIC AIR CONDITIONING SYSTEM
JRIWC4083GB
AUTOMATIC AIR CONDITIONING SYSTEM
HAC-61
< WIRING DIAGRAM >
[AUTOMATIC AIR CONDITIONING]
C
D
E
F
G
H
J
K
L
M
A
B
HAC
N
O
P
JRIWC4084GB
HAC-62
< WIRING DIAGRAM >
[AUTOMATIC AIR CONDITIONING]
AUTOMATIC AIR CONDITIONING SYSTEM
JRIWC4085GB
AUTOMATIC AIR CONDITIONING SYSTEM
HAC-63
< WIRING DIAGRAM >
[AUTOMATIC AIR CONDITIONING]
C
D
E
F
G
H
J
K
L
M
A
B
HAC
N
O
P
JRIWC4086GB
HAC-64
< WIRING DIAGRAM >
[AUTOMATIC AIR CONDITIONING]
AUTOMATIC AIR CONDITIONING SYSTEM
JRIWC4087GB
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