Nissan Teana J32. Manual — part 714
A/C AUTO AMP.
HAC-225
< ECU DIAGNOSIS >
[WITH 7 INCH DISPLAY]
C
D
E
F
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A
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HAC
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*: Perform self-diagnosis under sunshine. When performing indoors, aim a light (more than 60 W) at sunload sensor, otherwise self-diag-
nosis indicates even though the sunload sensor is functioning normally.
B262B
GAS SENSOR (OPEN)
HAC-175, "WITH INTELLIGENT AIR
CONDITIONER SYSTEM : DTC Logic"
B2630
*
SUNLOAD SEN (SHORT)
B2631
*
SUNLOAD SEN (OPEN)
B2632
DR AIRMIX ACTR (SHORT)
B2633
DR AIRMIX ACTR (OPEN)
B2634
PASS AIRMIX ACTR (SHORT)
B2635
PASS AIRMIX ACTR (OPEN)
B2636
DR VENT DOOR FAIL
B2637
DR B/L DOOR FAIL
B2638
DR D/F1 DOOR FAIL
B2639
DR DEF DOOR FAIL
B263D
FRE DOOR FAIL
B263E
20P FRE DOOR FAIL
B263F
REC DOOR FAIL
B2654
D/F2 DOOR FAIL
B2655
B/L2 DOOR FAIL
B2656
BTC FRE DOOR FAIL
B2657
GAS SENSOR CIRCUIT (SHORT)
HAC-175, "WITH INTELLIGENT AIR
CONDITIONER SYSTEM : DTC Logic"
B2658
GAS SENSOR CIRCUIT (OPEN)
HAC-175, "WITH INTELLIGENT AIR
CONDITIONER SYSTEM : DTC Logic"
DTC
Items
(CONSULT-III screen terms)
Reference
HAC-226
< SYMPTOM DIAGNOSIS >
[WITH 7 INCH DISPLAY]
AIR CONDITIONER CONTROL
SYMPTOM DIAGNOSIS
AIR CONDITIONER CONTROL
Diagnosis Chart By Symptom
INFOID:0000000003884798
*:WITH INTELLIGENT AIR CONDITIONER SYSTEM
Symptom
Reference
A/C system does not activate.
Go to Trouble Diagnosis Procedure for Power Supply And
Ground Circuit.
A/C system cannot be controlled.
Go to Trouble Diagnosis Procedure for Preset Switch Sys-
tem.
(DISPLAY AND AUDIO SYS-
(BOSE AUDIO WITHOUT
NAVIGATION) or
(BOSE AU-
DIO WITH NAVIGATION).
Air outlet does not change.
Go to Trouble Diagnosis Procedure for Mode Door Motor.
(LAN)
Mode door motor does not operate
normally.
Discharge air temperature does not
change.
Go to Trouble Diagnosis Procedure for Air Mix Door Motor.
(LAN)
(pas-
senger side)
Air mix door motor does not operate
normally.
Intake door does not change.
Go to Trouble Diagnosis Procedure for Intake Door Motor.
(LAN)
Intake door motor does not operate
normally.
Blower motor operation is malfunc-
tioning.
Go to Trouble Diagnosis Procedure for Blower Motor.
Magnet clutch does not engage.
Go to Trouble Diagnosis Procedure for Magnet Clutch.
Insufficient cooling
Go to Trouble Diagnosis Procedure for Insufficient Cooling.
No cool air comes out.
(Air flow volume is normal.)
Insufficient heating
Go to Trouble Diagnosis Procedure for Insufficient Heating.
No warm air comes out.
(Air flow volume is normal.)
Noise
Go to Trouble Diagnosis Procedure for Noise.
Memory function does not operate.
Go to Trouble Diagnosis Procedure for Memory Function.
Plasmacluster system does not op-
erate.
*
Go to Trouble Diagnosis Procedure for Plasmacluster sys-
tem.
PLASMACLUSTER SYSTEM DOES NOT OPERATE
HAC-227
< SYMPTOM DIAGNOSIS >
[WITH 7 INCH DISPLAY]
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HAC
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PLASMACLUSTER SYSTEM DOES NOT OPERATE
WITH INTELLIGENT AIR CONDITIONER SYSTEM
WITH INTELLIGENT AIR CONDITIONER SYSTEM : Description
INFOID:0000000003884799
Symptom
• Intelligent air conditioner does not operate.
WITH INTELLIGENT AIR CONDITIONER SYSTEM : Inspection procedure
INFOID:0000000003884800
FUNCTION CONFIRMATION PROCEDURE
Check the plasmacluster operation in the function inspection.
1.
CHECK PLASMACLUSTER ION CONTROL FUNCTION
1.
Start the engine.
2.
Turn fan control dial clockwise.
3.
Ion indicator is turned ON.
4.
Press OFF switch.
5.
Ion indicator is turned OFF.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> GO TO 3.
2.
CHECK ION CONTROL MODE
1.
Turn ignition switch OFF and restart the engine.
2.
Turn fan control dial clockwise.
3.
Ion indicator (blue) is turned ON.
4.
Ion indicator (blue) changes to ion indicator (green) after approximately 15 minutes.
5.
Ion indicator (green) changes to ion indicator (blue) after approximately 15 minutes.
6.
Press CLEAN switch.
7.
Ion indicator (blue) changes to ion indicator (green) after approximately 30 minutes.
8.
Ion indicator (green) changes to ion indicator (blue) after approximately 15 minutes.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Replace A/C auto amp.
3.
CHECK WITH ACTIVE TEST OF CONSULT-III
Using CONSULT-III, perform “HVAC TEST” “ACTIVE TEST” of HVAC to check each output device. Refer to
HAC-159, "WITH INTELLIGENT AIR CONDITIONER SYSTEM : CONSULT-III Function"
.
NOTE:
• Perform the inspection of each output device after starting the engine because the compressor is operated.
• When choosing to “MODE 7”, error message is displayed but it is not malfunction.
Does plasmacluster system change according to each code No.?
YES
>> END.
NO-1
>> Ionizer operation is malfunctioning. Refer to
HAC-199, "WITH INTELLIGENT AIR CONDITIONER
SYSTEM : Component Function Check"
.
NO-2
>> Ion indicator does not change. Replace A/C auto amp.
NO-3
>> Ion indicator does not illuminate. Refer to
.
Code No.
MODE 1
MODE 2
MODE 3
MODE 4
MODE 5
MODE 6
MODE 7
Ionizer
ON
ON
ON
ON
ON
OFF
-
Ion mode
ION
ION
CLEAN
CLEAN
ION
-
-
HAC-228
< SYMPTOM DIAGNOSIS >
[WITH 7 INCH DISPLAY]
INSUFFICIENT COOLING
INSUFFICIENT COOLING
Description
INFOID:0000000003884801
Symptom
• Insufficient cooling
• No cool air comes out. (Air flow volume is normal.)
Inspection procedure
INFOID:0000000003884802
1.
CHECK WITH A GAUGE OF RECOVERY/RECYCLING RECHARGING EQUIPMENT
Connect the recovery/recycling recharging equipment to the vehicle and perform the pressure inspection with
the gauge.
Is there refrigerant?
YES
>> GO TO 2.
NO-1
>> Check for refrigerant leakages with the refrigerant leakage detecting fluorescent leak detector.
.
NO-2
>> GO TO 2 after repairing or replacing the parts according to the inspection results.
2.
CHECK CHARGED REFRIGERANT AMOUNT
1.
Connect recovery/recycling recharging equipment to the vehicle and discharge the refrigerant.
2.
Recharge with the proper amount of refrigerant and perform the inspection with the refrigerant leakage
detecting fluorescent leak detector. Refer to
.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Refill the refrigerant and repair or replace the parts according to the inspection results.
3.
CHECK REFRIGERANT CYCLE PRESSURE
Connect recovery/recycling recharging equipment to the vehicle and perform the performance test. Refer to
.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Perform the diagnosis with the gauge pressure. Refer to
HA-8, "Trouble Diagnosis For Unusual
4.
CHECK SETTING OF TEMPERATURE SETTING TRIMMER
Using CONSULT-III, check the setting of “TEMP SET CORRECT” on “WORK SUPPORT” of HVAC. Refer to
HAC-110, "WITHOUT INTELLIGENT AIR CONDITIONER SYSTEM : Temperature Setting Trimmer"
(WITH-
OUT INTELLIGENT AIR CONDITIONER SYSTEM) or
HAC-114, "WITH INTELLIGENT AIR CONDITIONER
SYSTEM : Temperature Setting Trimmer"
(WITH INTELLIGENT AIR CONDITIONER SYSTEM).
1.
Check that the temperature setting trimmer is set to “+ direction”.
NOTE:
The control temperature can be set with the setting of the temperature setting trimmer.
2.
Set temperature control dial to “0”.
Are the malfunction solved?
YES
>> Perform the setting separately if necessary. END.
NO
>> GO TO 5.
5.
CHECK WITH SELF-DIAGNOSIS FUNCTION OF CONSULT-III
1.
Using CONSULT-III, perform “SELF-DIAGNOSIS RESULTS” of HVAC.
2.
Check if any DTC is displayed in the trouble diagnosis results.
NOTE:
If DTC is displayed along with DTC U1000 or U1010, first diagnose the DTC U1000 or U1010. Refer to
Is any DTC displayed?
YES
>> Perform the diagnosis that is applicable to the sensor and the door motor. Refer to
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