Nissan X-Trail 32. Manual — part 1412
INSUFFICIENT HEATING
HAC-123
< SYMPTOM DIAGNOSIS >
[AUTOMATIC AIR CONDITIONING]
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6.
CHECK SETTING OF TEMPERATURE SETTING TRIMMER
1.
Check setting value of temperature setting trimmer. Refer to
HAC-74, "Temperature Setting Trimmer"
.
2.
Check that temperature setting trimmer is set to “
−
direction”.
NOTE:
The control temperature can be set by the temperature setting trimmer.
3.
Set difference between the set temperature and control temperature to “0”.
Are the symptoms solved?
YES
>> INSPECTION END
NO
>> Replace A/C auto amp. Refer to
HAC-126, "Removal and Installation"
.
HAC-124
< SYMPTOM DIAGNOSIS >
[AUTOMATIC AIR CONDITIONING]
COMPRESSOR DOES NOT OPERATE
COMPRESSOR DOES NOT OPERATE
Description
INFOID:0000000010939780
SYMPTOM
Compressor does not operate.
Diagnosis Procedure
INFOID:0000000010939781
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-111, "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
(QR25DE engine models) or
EC-1056, "Diagnosis Procedure"
(R9M engine mod-
els).
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-60, "Removal and Installation"
NO
>> Replace A/C auto amp. Refer to
HAC-126, "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
A/C CONTROL
HAC-125
< REMOVAL AND INSTALLATION >
[AUTOMATIC AIR CONDITIONING]
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REMOVAL AND INSTALLATION
A/C CONTROL
Exploded View
INFOID:0000000010939782
.
Removal and Installation
INFOID:0000000010939783
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
HAC-126
< REMOVAL AND INSTALLATION >
[AUTOMATIC AIR CONDITIONING]
A/C AUTO AMP.
A/C AUTO AMP.
Removal and Installation
INFOID:0000000010939784
REMOVAL
1.
Remove instrument lower cover. Refer to
IP-14, "Removal and Installation"
(RHD models).
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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