Nissan Altima HL32 Hybrid. Manual — part 532
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AUTO AMP.
HAC-149
< ECU DIAGNOSIS >
[AUTOMATIC AIR CONDITIONER]
C
D
E
F
G
H
J
K
L
M
A
B
HAC
N
O
P
*: When checking sunload sensor, select a place where sunshine directly on it.
Compressor related DTC
B2578
IN CAR SENSOR
OUT OF RANGE [LOW]
IGN ON
B2579
IN CAR SENSOR
OUT OF RANGE [HI]
IGN ON
B257B
AMB TEMP SEN
SHORT
IGN ON
B257C
AMB TEMP SEN
OPEN
IGN ON
B2581
EVAP TEMP SEN
SHORT
IGN ON
B2582
EVAP TEMP SEN
OPEN
IGN ON
B2630
SUNLOAD SEN
*
SHORT
IGN ON
B2631
SUNLOAD SEN
*
OPEN
IGN ON
B2632
DR AIRMIX ACTR
SHORT
50 seconds passed after starting
SELF-DIAG. after IGN ON
B2633
DR AIRMIX ACTR
OPEN
50 seconds passed after starting
SELF-DIAG. after IGN ON
B2634
PASS AIRMIX ACTR
SHORT
50 seconds passed after starting
SELF-DIAG. after IGN ON
B2635
PASS AIRMIX ACTR
OPEN
50 seconds passed after starting
SELF-DIAG. after IGN ON
B2636
DR VENT DOOR FAIL
50 seconds passed after starting
SELF-DIAG. after IGN ON
B2637
DR B/L DOOR FAIL
50 seconds passed after starting
SELF-DIAG. after IGN ON
B2638
DR D/F1 DOOR FAIL
50 seconds passed after starting
SELF-DIAG. after IGN ON
B2639
DR DEF DOOR FAIL
50 seconds passed after starting
SELF-DIAG. after IGN ON
B263D
FRE DOOR FAIL
50 seconds passed after starting
SELF-DIAG. after IGN ON
B263E
20P FRE DOOR FAIL
50 seconds passed after starting
SELF-DIAG. after IGN ON
B263F
REC DOOR FAIL
50 seconds passed after starting
SELF-DIAG. after IGN ON
B2654
D/F2 DOOR FAIL
50 seconds passed after starting
SELF-DIAG. after IGN ON
B2655
B/L2 DOOR FAIL
50 seconds passed after starting
SELF-DIAG. after IGN ON
B2656
BTC DOOR FAIL
50 seconds passed after starting
SELF-DIAG. after IGN ON
DTC
Items
(CONSULT-III screen terms)
Condition
Reference page
DTC
Items
(CONSULT-III screen terms)
Condition
Reference page
B2640
MAIN VOLT MIN
After READY and A/C ON
B2641
MAIN VOLT MAX
After READY and A/C ON
B2642
MAIN VOLT MALFNCTN
After READY and A/C ON
![](/vehicles/gon/sttello/nita/usalo.png)
HAC-150
< ECU DIAGNOSIS >
[AUTOMATIC AIR CONDITIONER]
AUTO AMP.
B2643
OUTPUT LINE
SHORT
After READY and A/C ON
B2644
OUTPUT LINE
OPEN
After READY and A/C ON
B2645
CURRENT MALFUNCTN
After READY and A/C ON
B2646
VOLT LIMIT
After READY and A/C ON
B2647
MORTOR CRNT LIMMIT
After READY and A/C ON
B2648
SOFT OVR CRNT
After READY and A/C ON
B2649
OVER LOAD
After READY and A/C ON
B264A
INPT OVR CRNT
After READY and A/C ON
B264C
STARTUP FAIL
After READY and A/C ON
B264D
SYS FAIL STOP
After READY and A/C ON
B264E
INSIDE PWR
After READY and A/C ON
B264F
STB SHORT
After READY and A/C ON
B2651
INV OVERHEAT L
After READY and A/C ON
B2652
INV OVERHEAT S
After READY and A/C ON
B2653
THERMO FAIL
After READY and A/C ON
P0AA6-611
INSULATION RESIST
After READY and A/C ON
U0424
COMMUNICATION FAILURE
After READY and A/C ON
DTC
Items
(CONSULT-III screen terms)
Condition
Reference page
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AIR CONDITIONER CONTROL
HAC-151
< SYMPTOM DIAGNOSIS >
[AUTOMATIC AIR CONDITIONER]
C
D
E
F
G
H
J
K
L
M
A
B
HAC
N
O
P
SYMPTOM DIAGNOSIS
AIR CONDITIONER CONTROL
Diagnosis Chart By Symptom
INFOID:0000000004215393
Symptom
Reference page
A/C system does not come on.
Go to Trouble Diagnosis Procedure for A/C System.
Air outlet does not change.
Go to Trouble Diagnosis Procedure for Mode Door Motor.
(LAN)
Mode door motor does not operate nor-
mally.
Discharge air temperature (driver side)
does not change.
Go to Trouble Diagnosis Procedure for Air Mix Door Motor
(driver side). (LAN)
Air mix door motor (driver side) does
not operate normally.
Discharge air temperature (passenger
side) does not change.
Go to Trouble Diagnosis Procedure for Air Mix Door Motor
(passenger side). (LAN)
Air mix door motor (passenger side)
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 malfunction-
ing.
Go to Trouble Diagnosis Procedure for Blower Motor.
Electric compressor does not operate.
Go to Trouble Diagnosis Procedure for Electric Compressor.
Heater pump does not operate.
Go to Trouble Diagnosis Procedure for Heater Pump.
Insufficient cooling
Go to Trouble Diagnosis Procedure for Insufficient Cooling.
Insufficient heating
Go to Trouble Diagnosis Procedure for Insufficient Heating.
Noise
Go to Trouble Diagnosis Procedure for Noise.
Memory function does not operate.
Go to Trouble Diagnosis Procedure for Memory Function.
![](/vehicles/gon/sttello/nita/louru.png)
HAC-152
< SYMPTOM DIAGNOSIS >
[AUTOMATIC AIR CONDITIONER]
INSUFFICIENT COOLING
INSUFFICIENT COOLING
Description
INFOID:0000000004215394
Symptom
• Insufficient cooling
• No cold air comes out. (Air flow volume is normal.)
Inspection procedure
INFOID:0000000004215395
1.
CHECK DTC
Check DTC.
Is any DTC detected?
YES
>> Check according to
.
NO
>> GO TO 2.
2.
CHECK WITH A GAUGE OF REFRIGERANT RECONERY/RECYCLING RECHARGING EQUIPMENT
Connect the refrigerant recovery/recycling recharging equipment to the vehicle and perform the pressure
inspection with the gauge.
Is there refrigerant?
YES
>> GO TO 3.
NO-1 >> Check for refrigerant leakages with the electronic refrigerant leak detector. Refer to
tronic Refrigerant Leak Detector"
.
NO-2 >> GO TO 3 after repairing or replacing the parts according to the inspection results.
3.
CHECK CHARGED REFRIGERANT AMOUNT
1. Connect refrigerant 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 electronic refrigerant
leak detector. Refer to
HA-24, "Electronic Refrigerant Leak Detector"
.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Recharge the refrigerant and repair or replace the parts according to the inspection results.
4.
CHECK REFRIGERANT CYCLE PRESSURE
Connect refrigerant recovery/recycling recharging equipment to the vehicle and perform the performance test.
HA-28, "HFC-134a (R-134a) Service Procedure"
.
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> Repair or replace the parts according to the inspection results.
5.
CHECK SETTING OF TEMPERATURE SETTING TRIMMER
Check the setting of temperature setting trimmer using CONSULT-III. Refer to
.
1. Perform “TEMP SET CORRECT” in “WORK SUPPORT” with CONSULT-III
2. Check that the temperature setting trimmer is set to “+ direction”.
NOTE:
The control temperature can be set with the setting of temperature setting trimmer.
3. Set “TEMP SET CORRECT” to “0.0
°C (0.0°F)”.
Are the symptoms solved?
YES
>> Perform the setting separately if necessary. END.
NO
>> GO TO 6.
6.
CHECK AIR LEAKAGE FROM DUCT
Check duct and nozzle, etc. of A/C system for air leakage.
Is the inspection result normal?
YES
>> Perform the setting separately if necessary. GO TO 5.
NO
>> Repair or replace parts according to the inspection results.
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