Nissan Quest E52. Instruction — part 762
HAC-178
< ECU DIAGNOSIS INFORMATION >
[MANUAL AIR CONDITIONING]
A/C AMP.
ECU DIAGNOSIS INFORMATION
A/C AMP.
Reference Value
INFOID:0000000009652641
TERMINAL LAYOUT
PHYSICAL VALUES
JMIIA0690ZZ
Terminal No.
(Wire color)
Description
Condition
Value
+
−
Signal name
Input/
Output
1
(O)
Ground
Battery power supply
—
Ignition switch OFF
11 – 14 V
2
(G)
Ground
Ignition power supply
—
Ignition switch ON
11 – 14 V
4
(SB)
Ground
Door motor power supply
Output
Ignition switch ON
9.5 – 13.5 V
5
(BR)
Ground
LAN signal
Input/
Output
Ignition switch ON
9
(Y)
Ground
ACC power supply
—
Ignition switch ON
11 – 14 V
10
(W)
Ground
Front blower motor control
signal
Output
• Ignition switch ON
• Front fan speed: 1st speed
(instruction)
12
(BR)
Ground
Blower fan ON signal
Output
• Ignition switch ON
• Front blower motor: OFF
11 – 14 V
• Ignition switch ON
• Front blower motor: ON
0 – 0.5 V
SJIA1453J
JSIIA0096ZZ
A/C AMP.
HAC-179
< ECU DIAGNOSIS INFORMATION >
[MANUAL AIR CONDITIONING]
C
D
E
F
G
H
J
K
L
M
A
B
HAC
N
O
P
13
(O)
Ground
A/C ON signal
Output
• Ignition switch ON
• A/C switch: OFF (A/C indica-
tor: OFF)
• Ignition switch ON
• A/C switch: ON (A/C indica-
tor: ON)
0 – 0.5 V
17
(L)
Ground
Engine coolant temperature
signal
Input
• Ignition switch ON
• Engine idling
• Engine coolant temperature:
Below 56
°
C (133
°
F)
• Ignition switch ON
• Engine idling
• Engine coolant temperature:
Between 56 – 105
°
C (133 –
221
°
F)
• Ignition switch ON
• Engine idling
• Engine coolant temperature:
Above 105
°
C (221
°
F)
21
(B/W)
Ground
Ground
—
Ignition switch ON
0 – 0.1 V
23
(B/W)
Ground
Ground
—
Ignition switch ON
0 – 0.1 V
30
(R)
Ground
Rear blower motor control
signal
Output
• Ignition switch ON
• Rear fan speed: 1st speed
(instruction)
Terminal No.
(Wire color)
Description
Condition
Value
+
−
Signal name
Input/
Output
PKIB4960J
JMIIA1756JP
JMIIA1757JP
JMIIA1758JP
JSIIA0096ZZ
HAC-180
< ECU DIAGNOSIS INFORMATION >
[MANUAL AIR CONDITIONING]
A/C AMP.
32
(BR)
Ground
Communication signal
(A/C amp.
→
Rear A/C con-
trol)
Output
Ignition switch ON
33
(SB)
Ground
Communication signal
(Rear A/C control
→
A/C
amp.)
Input
Ignition switch ON
37
(GR)
Ground
Intake sensor signal
Input
Ignition switch ON
40
(Y)
Ground
Sensor ground
—
Ignition switch ON
0 – 0.1 V
Terminal No.
(Wire color)
Description
Condition
Value
+
−
Signal name
Input/
Output
SJIA1521J
SJIA1522J
JMIIA1786ZZ
BCM, ECM, IPDM E/R
HAC-181
< ECU DIAGNOSIS INFORMATION >
[MANUAL AIR CONDITIONING]
C
D
E
F
G
H
J
K
L
M
A
B
HAC
N
O
P
BCM, ECM, IPDM E/R
List of ECU Reference
INFOID:0000000009652642
ECU
Reference
BCM
BCS-62, "DTC Inspection Priority Chart"
ECM
EC-94, "DTC Inspection Priority Chart"
IPDM E/R
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