Infiniti EX35. Manual — part 905
HAC-16
< BASIC INSPECTION >
[AUTOMATIC AIR CONDITIONER]
INSPECTION AND ADJUSTMENT
When battery cable is disconnected or battery voltage is below 10 V, memory function is canceled. Memory
function set becomes that of initial condition.
FRE indicator
REC indicator
Setting status
Setting changeover
method
FRE
REC
OFF
ON
AUTO control (Initial setting)
Manual REC status is memorized.
(Initial setting)
Intake switch: ON
ON
ON
Manual FRE status is memorized.
Manual REC status is memorized.
ON
OFF
Manual FRE status is memorized.
AUTO control
OFF
OFF
AUTO control
AUTO control
COMPRESSOR CONTROL FUNCTION
HAC-17
< FUNCTION DIAGNOSIS >
[AUTOMATIC AIR CONDITIONER]
C
D
E
F
G
H
J
K
L
M
A
B
HAC
N
O
P
FUNCTION DIAGNOSIS
COMPRESSOR CONTROL FUNCTION
WITHOUT LEFT AND RIGHT VENTILATION TEMPERATURE SEPARATELY
CONTROL SYSTEM
WITHOUT LEFT AND RIGHT VENTILATION TEMPERATURE SEPARATELY CON-
TROL SYSTEM : Description
INFOID:0000000003545568
PRINCIPLE OF OPERATION
Compressor is not activated.
Functional circuit diagram
Functional initial inspection chart
WITHOUT LEFT AND RIGHT VENTILATION TEMPERATURE SEPARATELY CON-
TROL SYSTEM : Fail-Safe
INFOID:0000000003545569
FAIL-SAFE FUNCTION
• If a communication error exists between the unified meter and A/C amp., and the AV control unit and preset
switch for 30 seconds or longer, air conditioner is controlled under the following conditions:
CAN(1) : A/C switch signal
: Blower fan motor switch signal
CAN(2) : A/C compressor request signal
JSIIA0765GB
Location
A
B
C
D
CONSULT-III
ECM DATA MONITOR
Yes
Yes
IPDM E/R DATA MONITOR
Yes
AUTO ACTIVE TEST
Yes
Self-diagnosis function (except CAN diagnosis)
Yes
HAC-18
< FUNCTION DIAGNOSIS >
[AUTOMATIC AIR CONDITIONER]
COMPRESSOR CONTROL FUNCTION
WITHOUT LEFT AND RIGHT VENTILATION TEMPERATURE SEPARATELY CON-
TROL SYSTEM : Component Part Location
INFOID:0000000003545570
ENGINE COMPARTMENT
Compressor
: ON
Air outlet
: AUTO
Air inlet
: FRE (Fresh)
Blower fan speed
: AUTO
Set temperature
: Setting before communication error occurs
Display
: OFF
COMPRESSOR CONTROL FUNCTION
HAC-19
< FUNCTION DIAGNOSIS >
[AUTOMATIC AIR CONDITIONER]
C
D
E
F
G
H
J
K
L
M
A
B
HAC
N
O
P
PASSENGER COMPARTMENT
1.
Refrigerant pressure sensor
2.
Ambient sensor
3.
Compressor (magnet clutch)
4.
Compressor (ECV)
JPIIA0715ZZ
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