Nissan March K13. Manual — part 374
HAC-30
< ECU DIAGNOSIS INFORMATION >
[AUTOMATIC AIR CONDITIONER]
A/C AUTO AMP.
ECU DIAGNOSIS INFORMATION
A/C AUTO AMP.
Reference Value
INFOID:0000000006024061
TERMINAL LAYOUT
PHYSICAL VALUES
JMIIA0690ZZ
Terminal No.
(Wire color)
Description
Condition
Value
(Approx.)
+
−
Signal name
Input/
Output
1
(BR)
Ground
Battery power supply
—
Ignition switch OFF
Battery voltage
2
(SB)
Ground
IGN power supply
—
Ignition switch ON
Battery voltage
4
(W)
Ground
Each door motor power sup-
ply
Output
Ignition switch ON
12 V
5
(V)
Ground
A/C LAN signal
Input/
Output
Ignition switch ON
9
(Y)
Ground
IGN2 power supply
—
Ignition switch ON
Battery voltage
10
(R)
Ground
Blower motor feedback sig-
nal
Input
Blower speed: 1st
10V
12
(SB)
Ground
Fan ON signal
Output
• Ignition switch ON
• Fan speed: 1st speed (man-
ual)
SJIA1453J
SJIA1425J
A/C AUTO AMP.
HAC-31
< ECU DIAGNOSIS INFORMATION >
[AUTOMATIC AIR CONDITIONER]
C
D
E
F
G
H
J
K
L
M
A
B
HAC
N
O
P
13
(W)
Ground
A/C ON signal
Output
• Ignition switch ON
• A/C switch: ON
• Ignition switch ON
• A/C switch: OFF
16
*
(GR)
—
—
—
—
—
17
(G)
Ground
Engine coolant temperature
signal
Input
• Ignition switch ON
• Engine idling [Approximately
20
°
C (68
°
F)]
• Ignition switch ON
• Engine idling [Approximately
80
°
C (176
°
F)]
18
(V)
Ground
Sunload sensor signal
Input
—
0 – 4.8 V
Output voltage varies with sun load
19
(LG)
Ground
In-vehicle sensor signal
Input
—
0 – 4.8 V
Output voltage varies with in-vehi-
cle temperature
21
(B)
Ground
Ground
—
Ignition switch ON
0V
22
(B/W)
Ground
Door motor ground
—
Ignition switch ON
0 V
23
(B)
Ground
Ground
—
Ignition switch ON
0 V
30
(GR)
Ground
Blower motor control signal
Output
• Ignition switch ON
• Fan speed: 1st-6th speed
(manual)
2.5V
• Ignition switch ON
• Fan speed: 7th speed (man-
ual)
9.0V
Terminal No.
(Wire color)
Description
Condition
Value
(Approx.)
+
−
Signal name
Input/
Output
ZJIA1036J
SJIA1425J
PKID0590E
SKIB3651J
HAC-32
< ECU DIAGNOSIS INFORMATION >
[AUTOMATIC AIR CONDITIONER]
A/C AUTO AMP.
*: A/C auto amp. is not used for control.
37
(P)
Ground
Intake sensor signal
Input
—
0 – 4.8 V
Output voltage varies with intake
temperature
39
(R)
Ground
Ambient sensor signal
Input
—
0 – 4.8 V
Output voltage varies with ambient
temperature
40
(R)
Ground
Sensor ground
—
Ignition switch ON
0 V
Terminal No.
(Wire color)
Description
Condition
Value
(Approx.)
+
−
Signal name
Input/
Output
ECM, IPDM E/R, BCM
HAC-33
< ECU DIAGNOSIS INFORMATION >
[AUTOMATIC AIR CONDITIONER]
C
D
E
F
G
H
J
K
L
M
A
B
HAC
N
O
P
ECM, IPDM E/R, BCM
List of ECU Reference
INFOID:0000000006043964
ECU
Reference
ECM
HR TYPE 1
XX-XX, "*****"
XX-XX, "*****"
XX-XX, "*****"
XX-XX, "*****"
HR TYPE 2
Dummy cross-reference("XX-XX")
Dummy cross-reference("XX-XX")
Dummy cross-reference("XX-XX")
Dummy cross-reference("XX-XX")
HR TYPE 3
Dummy cross-reference("XX-XX")
Dummy cross-reference("XX-XX")
Dummy cross-reference("XX-XX")
Dummy cross-reference("XX-XX")
HR16DE (WITHOUT EURO-OBD)
Dummy cross-reference("XX-XX")
Dummy cross-reference("XX-XX")
XX-XX, "*****"
XX-XX, "*****"
IPDM E/R
WITH INTELLIGENT KEY SYSTEM
WITHOUT INTELLIGENT KEY SYSTEM
BCM
WITH INTELLIGENT KEY SYSTEM
BCS-39, "DTC Inspection Priority Chart"
WITHOUT INTELLIGENT KEY SYSTEM
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