Page 2785 of 4801
HAC-136
< WIRING DIAGRAM >[MANUAL AIR CONDITIONER]
AIR CONDITIONER CONTROL
ABIIA1167GB
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM
Page 2786 of 4801
AIR CONDITIONER CONTROLHAC-137
< WIRING DIAGRAM > [MANUAL AIR CONDITIONER]
C
D E
F
G H
J
K L
M A
B
HAC
N
O P
ABIIA1168GB
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM
Page 2787 of 4801
HAC-138
< WIRING DIAGRAM >[MANUAL AIR CONDITIONER]
AIR CONDITIONER CONTROL
ABIIA1091GB
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM
Page 2788 of 4801
DIAGNOSIS AND REPAIR WORKFLOWHAC-139
< BASIC INSPECTION > [MANUAL AIR CONDITIONER]
C
D E
F
G H
J
K L
M A
B
HAC
N
O P
BASIC INSPECTION
DIAGNOSIS AND REPAIR WORKFLOW
Work FlowINFOID:0000000009463209
DETAILED FLOW
1.LISTEN TO CUSTOMER COMPLAINT
Listen to customer complaint. Get detailed inform ation about the conditions and environment when the symp-
tom occurs.
>> GO TO 2.
2.VERIFY THE SYMPTOM WITH OPERATIONAL CHECK
Verify the symptom with operational check. Refer to HAC-140, "Work Procedure"
.
>> GO TO 3.
3.GO TO APPROPRIATE TROUBLE DIAGNOSIS
Go to appropriate trouble diagnosis. Refer to HAC-154, "Symptom Table"
.
>> GO TO 4.
4.REPAIR OR REPLACE
Repair or replace the specific parts.
>> GO TO 5.
5.FINAL CHECK
Final check.
Is the inspection result normal?
YES >> Inspection End.
NO >> GO TO 3.
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM
Page 2789 of 4801
![NISSAN TEANA 2014 Service Manual
HAC-140
< BASIC INSPECTION >[MANUAL AIR CONDITIONER]
OPERATION INSPECTION
OPERATION INSPECTION
Work ProcedureINFOID:0000000009463210
DESCRIPTION
The purpose of the operational check is to che
ck that NISSAN TEANA 2014 Service Manual
HAC-140
< BASIC INSPECTION >[MANUAL AIR CONDITIONER]
OPERATION INSPECTION
OPERATION INSPECTION
Work ProcedureINFOID:0000000009463210
DESCRIPTION
The purpose of the operational check is to che
ck that](/manual-img/5/57390/w960_57390-2788.png)
HAC-140
< BASIC INSPECTION >[MANUAL AIR CONDITIONER]
OPERATION INSPECTION
OPERATION INSPECTION
Work ProcedureINFOID:0000000009463210
DESCRIPTION
The purpose of the operational check is to che
ck that the individual system operates normally.
OPERATION INSPECTION
1.CHECK BLOWER
1. Rotate the blower control dial clockwise one detent. Blower should operate on low speed.
2. Rotate the blower control dial one detent at a time, and continue checking blower speed until all speeds
are checked.
3. Leave blower on maximum speed.
Is the test result normal?
YES >> GO TO 2.
NO >> Refer to HAC-148, "Diagnosis Procedure"
.
2.CHECK A/C SWITCH LED
1. Press A/C switch.
2. A/C switch indicator should turn ON.
Is the test result normal?
YES >> GO TO 3.
NO >> Refer to HAC-152, "Diagnosis Procedure"
.
3.CHECK A/C SWITCH
Confirm that the compressor clutch engages (sound or visual inspection).
Is the test result normal?
YES >> GO TO 4.
NO >> Refer to HAC-151, "Diagnosis Procedure"
.
4.CHECK FRONT AIR CONTROL MODE LEDS
1. Press D/F ( ), FOOT ( ), B/L , and VENT , MAX A/C, and DEF ( ).
2. Each button indicator should illuminate.
Is the test result normal?
YES >> GO TO 5.
NO >> Refer to HAC-152, "Diagnosis Procedure"
.
5.CHECK DISCHARGE AIR
1. Press D/F ( ), FOOT ( ), B/L , and VENT and DEF ( ).
2. Confirm that discharge air comes out accordi ng to the air distribution table. Refer to HAC-119, "Door Con-
trol".
Is the test result normal?
YES >> GO TO 6.
NO >> Refer to HAC-154, "Symptom Table"
.
6.CHECK REC LED
1. Press DEF ( ) and make sure LED is off.
2. Make sure VENT ( ) or B/L ( ) is selected.
3. Press REC ( ) switch one time. REC indicator should illuminate. Check condition : Engine running
at normal operating temperature.
Check condition : Blower cont rol dial in OFF position.
Check condition : REC o ff (LED extinguished).
Check condition : VENT select ed (LED illuminated).
Check condition : DEF off (LED extinguished).
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM
Page 2790 of 4801
![NISSAN TEANA 2014 Service Manual
OPERATION INSPECTIONHAC-141
< BASIC INSPECTION > [MANUAL AIR CONDITIONER]
C
D E
F
G H
J
K L
M A
B
HAC
N
O P
4. Press REC ( ) switch one more time. REC indicator should go off.
Is the test result n NISSAN TEANA 2014 Service Manual
OPERATION INSPECTIONHAC-141
< BASIC INSPECTION > [MANUAL AIR CONDITIONER]
C
D E
F
G H
J
K L
M A
B
HAC
N
O P
4. Press REC ( ) switch one more time. REC indicator should go off.
Is the test result n](/manual-img/5/57390/w960_57390-2789.png)
OPERATION INSPECTIONHAC-141
< BASIC INSPECTION > [MANUAL AIR CONDITIONER]
C
D E
F
G H
J
K L
M A
B
HAC
N
O P
4. Press REC ( ) switch one more time. REC indicator should go off.
Is the test result normal?
YES >> GO TO 7.
NO >> Refer to HAC-152, "Diagnosis Procedure"
.
7.CHECK INTAKE DOOR OPERATION
1. Press REC ( ) switch one time. REC indicator should illuminate.
2. Listen to the sound of the air coming out of the vent.
3. Press REC ( ) switch one more time. REC indicator should go off.
4. There should be an audible change to the sound of the air flowing out of the vent.
Is the test result normal?
YES >> GO TO 8.
NO >> Refer to HAC-146, "Diagnosis Procedure"
.
8.CHECK TEMPERATURE DECREASE
1. Press A/C switch.
2. Rotate temperature control dial counterclockwise until maximum cold.
3. Check for cold air at selected discharge air outlets.
Is the test result normal?
YES >> GO TO 9.
NO >> Refer to HAC-155, "Component Function Check"
.
9.CHECK TEMPERATURE INCREASE
1. Rotate temperature control dial clockwise until maximum hot.
2. Check for hot air at appropriate discharge air outlets.
Is the test result normal?
YES >> Inspection End.
NO >> Refer to HAC-157, "Component Function Check"
.
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM
Page 2791 of 4801
![NISSAN TEANA 2014 Service Manual
HAC-142
< DTC/CIRCUIT DIAGNOSIS >[MANUAL AIR CONDITIONER]
MODE DOOR MOTOR
DTC/CIRCUIT DIAGNOSIS
MODE DOOR MOTOR
Diagnosis ProcedureINFOID:0000000009463211
1.CHECK MODE DOOR MOTOR POWER SUPPLY
1. Turn NISSAN TEANA 2014 Service Manual
HAC-142
< DTC/CIRCUIT DIAGNOSIS >[MANUAL AIR CONDITIONER]
MODE DOOR MOTOR
DTC/CIRCUIT DIAGNOSIS
MODE DOOR MOTOR
Diagnosis ProcedureINFOID:0000000009463211
1.CHECK MODE DOOR MOTOR POWER SUPPLY
1. Turn](/manual-img/5/57390/w960_57390-2790.png)
HAC-142
< DTC/CIRCUIT DIAGNOSIS >[MANUAL AIR CONDITIONER]
MODE DOOR MOTOR
DTC/CIRCUIT DIAGNOSIS
MODE DOOR MOTOR
Diagnosis ProcedureINFOID:0000000009463211
1.CHECK MODE DOOR MOTOR POWER SUPPLY
1. Turn ignition switch ON.
2. Check voltage between mode door motor harness connector and ground.
Is the inspection result normal?
YES >> GO TO 2.
NO >> GO TO 5.
2.CHECK MODE DOOR MOTOR GROUND CIRCUIT FOR OPEN
1. Turn ignition switch OFF.
2. Disconnect mode door motor and front air control connector.
3. Check continuity between mode door motor harness connector and ground.
Is the inspection result normal?
YES >> GO TO 3.
NO >> Repair harness or connector.
3.CHECK MODE DOOR MOTOR LIN SIGNAL
1. Connect mode door motor and front air control connector.
2. Turn ignition switch ON.
3. Confirm output waveform between mode door motor harness connector and ground using oscilloscope.
Is the inspection result normal?
YES >> GO TO 4.
NO >> GO TO 6.
4.CHECK INSTALLATION OF MODE DOOR MOTOR
Check mode door motor is properly installed. Refer to HAC-164, "Exploded View"
.
Is the inspection result normal?
+
−Vo l ta g e
(Approx.)
Mode door motor
Connector Terminal M127 1 Ground Battery voltage
Mode door motor —Continuity
Connector Terminal
M127 2 Ground Yes
+ −Output waveform
Mode door motor
Connector Terminal
M127 3 Ground
SJIA1453J
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM
Page 2792 of 4801
![NISSAN TEANA 2014 Service Manual
MODE DOOR MOTORHAC-143
< DTC/CIRCUIT DIAGNOSIS > [MANUAL AIR CONDITIONER]
C
D E
F
G H
J
K L
M A
B
HAC
N
O P
YES >> Replace mode door motor. Refer to HAC-165, "MODE DOOR MOTOR : Removal and Install NISSAN TEANA 2014 Service Manual
MODE DOOR MOTORHAC-143
< DTC/CIRCUIT DIAGNOSIS > [MANUAL AIR CONDITIONER]
C
D E
F
G H
J
K L
M A
B
HAC
N
O P
YES >> Replace mode door motor. Refer to HAC-165, "MODE DOOR MOTOR : Removal and Install](/manual-img/5/57390/w960_57390-2791.png)
MODE DOOR MOTORHAC-143
< DTC/CIRCUIT DIAGNOSIS > [MANUAL AIR CONDITIONER]
C
D E
F
G H
J
K L
M A
B
HAC
N
O P
YES >> Replace mode door motor. Refer to HAC-165, "MODE DOOR MOTOR : Removal and Installa-
tion".
NO >> Repair or replace malfunctioning part.
5.CHECK MODE DOOR MOTOR POWER SUPPLY CIRCUIT FOR OPEN
1. Turn ignition switch OFF.
2. Disconnect mode door motor and front air control connector.
3. Check continuity between mode door motor har ness connector and front air control connector.
Is the inspection result normal?
YES >> Replace front air control. Refer to HAC-161, "Removal and Installation".
NO >> Repair harness or connector.
6.CHECK REAR AIR MIX DOOR MOTOR LIN SIGNAL CIRCUIT FOR OPEN
1. Turn ignition switch OFF.
2. Disconnect mode door motor and front air control connector.
3. Check continuity between mode door motor harness connector and front air control harness connector.
Is the inspection result normal?
YES >> Replace front air control. Refer to HAC-161, "Removal and Installation".
NO >> Repair harness or connector.
Mode door motor Front air control Continuity
Connector Terminal Connector Terminal
M127 1 M37 13 Yes
Mode door motor Front air control Continuity
Connector Terminal Connector Terminal
M127 3 M37 12 Yes
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM