Nissan Qashqai J11. Manual — part 1122
HAC-124
< SYMPTOM DIAGNOSIS >
[AUTOMATIC AIR CONDITIONING]
INSUFFICIENT COOLING
2.
Check that temperature setting trimmer is set to “+ direction”.
NOTE:
The control temperature can be set with the setting of the temperature setting trimmer.
3.
Set difference between the set temperature and control temperature to “0”.
Is inspection result normal?
YES
>> INSPECTION END
NO
>> Replace A/C auto amp. Refer to
HAC-129, "Removal and Installation"
.
COMPRESSOR DOES NOT OPERATE
HAC-125
< SYMPTOM DIAGNOSIS >
[AUTOMATIC AIR CONDITIONING]
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COMPRESSOR DOES NOT OPERATE
Description
INFOID:0000000010432247
SYMPTOM
Compressor does not operate.
Diagnosis Procedure
INFOID:0000000010432248
NOTE:
• Perform self-diagnoses with CONSULT before performing symptom diagnosis. If any DTC is detected, per-
form the corresponding diagnosis.
• Check that refrigerant is enclosed in cooler cycle normally. If refrigerant amount is shortage from proper
amount, perform the inspection of refrigerant leakage.
1.
CHECK MAGNET CLUTCH OPERATION
Check magnet clutch. Refer to
HAC-112, "Component Function Check"
Does it operate normally?
YES
>> GO TO 2.
NO
>> Repair or replace malfunctioning parts.
2.
CHECK REFRIGERANT PRESSURE SENSOR
Check refrigerant pressure sensor. Refer to
ECH-225, "Diagnosis Procedure"
(HRA2DDT engine models),
ECM-394, "Diagnosis Procedure"
(MR20DD engine models),
ECK-257, "Diagnosis Procedure"
(K9K engine
models) or
EC9-248, "Diagnosis Procedure"
(R9M engine models).
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair or replace malfunctioning parts.
3.
CHECK BCM OUTPUT SIGNAL
With CONSULT-
1.
Select “DATA MONITOR” mode of “ENGINE” using CONSULT.
2.
Select “AIR COND SIG” and “HEATER FAN SW”, and check status under the following conditions.
Is the inspection result normal?
YES
>> Replace IPDM E/R. Refer to
PCS-67, "Removal and Installation"
.
NO
>> Replace A/C auto amp. Refer to
HAC-127, "Removal and Installation"
.
Monitor item
Condition
Status
AIR COND SIG
A/C switch
OFF (A/C indicator: OFF)
Off
ON (A/C indicator: ON)
On
HEATER FAN SW
Blower motor
OFF
Off
ON
On
HAC-126
< REMOVAL AND INSTALLATION >
[AUTOMATIC AIR CONDITIONING]
A/C CONTROL
REMOVAL AND INSTALLATION
A/C CONTROL
Exploded View
INFOID:0000000010432249
.
Removal and Installation
INFOID:0000000010432250
REMOVAL
1.
Disengage fixing metal clips and pawls, and then remove A/C
control from instrument panel assembly according to numerical
order 1
→
2 indicated by arrows as shown in the figure.
2.
Disconnect harness connectors.
INSTALLATION
Install in the reverse order of removal.
: Pawl
: Metal clip
JMIIA3390ZZ
A/C AUTO AMP.
HAC-127
< REMOVAL AND INSTALLATION >
[AUTOMATIC AIR CONDITIONING]
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A/C AUTO AMP.
Removal and Installation
INFOID:0000000010432251
REMOVAL
1.
Remove instrument lower cover. Refer to
IP-13, "Removal and Installation"
2.
Remove fixing screw
and disconnect harness connectors
.
3.
Remove A/C auto amp. from A/C unit assembly.
INSTALLATION
Install in the reverse order of removal.
JMIIA3392ZZ
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