Nissan Cube. Instruction — part 575
HAC-138
< SYSTEM DESCRIPTION >
[MANUAL AIR CONDITIONING]
COMPRESSOR CONTROL FUNCTION
SYSTEM DESCRIPTION
COMPRESSOR CONTROL FUNCTION
Description
INFOID:0000000009951053
PRINCIPLE OF OPERATION
Compressor is not activated.
Functional Circuit Diagram
Functional Initial Inspection Chart
×
: Applicable
L (1)
: Fan ON signal
CAN (1)
: A/C ON signal
L (2)
: A/C switch signal
: Blower fan ON signal
L (3)
: Defroster position switch 2
CAN (2)
: A/C compressor request signal
L (4)
: Thermo control amp. ON signal
: A/C compressor feedback signal
JPIIA1661GB
Control unit
Diagnosis item
Location
A
B
C
D
E
BCM
“BCM-AIR COND”
Self-diagnosis
—
×
—
—
—
Data monitor
×
—
—
—
—
ECM
“ENGINE”
Self-diagnosis
(CAN communication line)
—
—
—
×
—
Data monitor
—
×
×
—
—
IPDM E/R
“IPDM E/R”
Self-diagnosis
(CAN communication line)
—
—
—
—
×
Data monitor
—
—
—
×
—
Auto active test
—
—
—
—
×
COMPRESSOR CONTROL FUNCTION
HAC-139
< SYSTEM DESCRIPTION >
[MANUAL AIR CONDITIONING]
C
D
E
F
G
H
J
K
L
M
A
B
HAC
N
O
P
Component Part Location
INFOID:0000000009951054
Component Description
INFOID:0000000009951055
1.
Magnet clutch
2.
Refrigerant pressure sensor
3.
A/C control
4.
Blower motor
5.
Blower fan resistor
6.
Intake door motor
7.
Thermo control amp.
A.
Located in the right side of A/C unit
assembly
B.
Located in the back of A/C unit as-
sembly
C.
Located in the left side of A/C unit as-
sembly
D.
Located on evaporator
JPIIA1740ZZ
Component
Reference/Function
Magnet clutch
Refrigerant pressure sensor
A/C control
Controls the air conditioner function.
HAC-140
< SYSTEM DESCRIPTION >
[MANUAL AIR CONDITIONING]
COMPRESSOR CONTROL FUNCTION
Blower motor
Blower fan resistor
Intake door motor
Thermo control amp.
Component
Reference/Function
MANUAL AIR CONDITIONING SYSTEM
HAC-141
< SYSTEM DESCRIPTION >
[MANUAL AIR CONDITIONING]
C
D
E
F
G
H
J
K
L
M
A
B
HAC
N
O
P
MANUAL AIR CONDITIONING SYSTEM
System Diagram
INFOID:0000000009951056
System Description
INFOID:0000000009951057
SYSTEM DESCRIPTION
• Instruction air conditioner system is controlled by each function of BCM, ECM or IPDM E/R.
Control by BCM
- Compressor control
Control by ECM
- Compressor control
- Cooling fan control. Refer to
- Air conditioner cut control. Refer to
Control by IPDM E/R
- Relay control. Refer to
- Cooling fan control. Refer to
• Fan speed of blower fan motor is changed by the combination of fan switch operation and blower fan resistor
control.
OPERATION
A/C Control
JPIIA1667GB
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