display NISSAN TEANA 2014 Service Manual

B2581, B2582 INTAKE SENSORHAC-63
< DTC/CIRCUIT DIAGNOSIS > [AUTOMATIC AIR CONDITIONER]
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B2581, B2582 INTAKE SENSOR
DTC LogicINFOID:0000000009463133
DTC DETECTION LOGIC
NOTE:
• If DTC is displayed along with DTC U1000, first per form the trouble diagnosis for DTC U1000. Refer to HAC-
55, "DTC Logic".
• If DTC is displayed along with DTC U1010, first per form the trouble diagnosis for DTC U1010. Refer to HAC-
56, "DTC Logic".
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
With CONSULT
1. Turn ignition switch ON.
2. Using CONSULT, perform “SELF- DIAGNOSIS RESULTS” of HVAC.
3. Check if any DTC No. is displayed in the self-diagnosis results.
Is DTC detected?
YES >> Refer to HAC-63, "Diagnosis Procedure".
NO >> Inspection End.
Diagnosis ProcedureINFOID:0000000009463134
Regarding Wiring Diagram information, refer to HAC-34, "Wiring Diagram".
1.CHECK INTAKE SENSOR POWER SUPPLY
1. Turn ignition switch OFF.
2. Disconnect intake sensor connector.
3. Turn ignition switch ON.
4. Check voltage between intake sensor harness connector and ground.
Is the inspection result normal?
YES >> GO TO 2.
NO >> GO TO 4.
2.CHECK INTAKE SENSOR GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Check continuity between intake sensor harness connector and ground.
DTC Items
(CONSULT screen terms) DTC detection condition Possible cause
B2581 INTAKE SENSOR The intake sensor recognition temperature is
too high. • Intake sensor
• A/C auto amp.
• Harness or connectors (The sensor circuit is open or short-
ed.)
B2582
The intake sensor recognition temperature is
too low.
+
−Vol tag e
(Approx.)
Intake sensor
Connector Terminal M69 1 Ground 5 V
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM

HAC-66
< DTC/CIRCUIT DIAGNOSIS >[AUTOMATIC AIR CONDITIONER]
B2630, B2631 SUNLOAD SENSOR
B2630, B2631 SUNLOAD SENSOR
DTC LogicINFOID:0000000009463136
DTC DETECTION LOGIC
NOTE:
• If DTC is displayed along with DTC U1000 or U1010, first diagnose the DTC U1000 or U1010. Refer to HAC-
55, "DTC Logic" or HAC-56, "DTC Logic".
• Sunload sensor may register a malfunction when indoors, at dusk, or at other times when light is insufficient.
When performing the diagnosis indoors, light the sunload sensor with a lamp (60W or more).
DTC CONFIRMATION PROCEDURE
1.CHECK WITH SELF-DIAGNOSIS FUNCTION OF CONSULT
1. Using CONSULT, perform “SELF- DIAGNOSIS RESULTS” of HVAC.
2. Check if any DTC No. is displayed in the self-diagnosis results.
NOTE:
• If DTC is displayed along with DTC U1000 or U1010, first diagnose the DTC U1000 or U1010. Refer to HAC-
55, "DTC Logic" or HAC-56, "DTC Logic".
• Sunload sensor may register a malfunction when indoors, at dusk, or at other times when light is insufficient.
When performing the diagnosis indoors, light the sunload sensor with a lamp (60W or more).
Is DTC No.
“B2630” or “B2631” displayed?
YES >> Perform trouble diagnosis for the sunload sensor. Refer to HAC-66, "Diagnosis Procedure".
NO >> Inspection End.
Diagnosis ProcedureINFOID:0000000009463137
Regarding Wiring Diagram information, refer to HAC-34, "Wiring Diagram".
1.CHECK SUNLOAD SENSOR POWER SUPPLY
1. Disconnect sunload sensor connector.
2. Turn ignition switch ON.
3. Check voltage between sunload sensor harness connector M56 terminal 1 and ground.
Is the inspection result normal?
YES >> GO TO 2.
NO >> GO TO 4.
2.CHECK CONTINUITY BETWEEN SUNL OAD SENSOR AND A/C AUTO AMP.
1. Turn ignition switch OFF.
2. Disconnect A/C auto amp. connector.
DTC Items
(CONSULT screen terms) Diagnostic item is detected when... Possible cause
B2630 SUNLOAD SEN (SHORT) Detected calorie at sunload sensor 1395 w/m
2
(1200 kcal/m2·h) or more • Sunload sensor
• A/C auto amp.
• Harness and connector
(Sunload sensor circuit is open, or
there is a short in the circuit)
B2631 SUNLOAD SEN (OPEN)
Detected calorie at sunload sensor 0 w/m
2
(0 kcal/m2·h)
+
−Voltage
(Approx.)
Sunload sensor
Connector Terminal M56 1 Ground 5 V
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM

B2632, B2633 AIR MIX DOOR MOTOR (DRIVER SIDE)
HAC-69
< DTC/CIRCUIT DIAGNOSIS > [AUTOMATIC AIR CONDITIONER]
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B2632, B2633 AIR MIX DOOR MOTOR (DRIVER SIDE)
DTC LogicINFOID:0000000009463139
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
With CONSULT
1. Turn ignition switch ON.
2. Using CONSULT, perform “SELF- DIAGNOSIS RESULTS” of HVAC.
3. Check if any DTC No. is displayed in the self-diagnosis results.
Is DTC detected?
YES >> Refer to HAC-69, "Diagnosis Procedure".
NO >> Inspection End.
Diagnosis ProcedureINFOID:0000000009463140
Regarding Wiring Diagram information, refer to HAC-34, "Wiring Diagram".
1.CHECK AIR MIX DOOR MOTOR LH COMMUNICATION SIGNAL
1. Turn ignition switch ON.
2. Check output waveform between air mix door moto r LH harness connector and ground with the oscillo-
scope.
Is the inspection result normal?
YES >> GO TO 2.
NO >> GO TO 3.
2.CHECK INSTALLATION OF AIR MIX DOOR MOTOR LH
Check air mix door motor LH is properly installed. Refer to HAC-108, "Exploded View"
.
DTCItems
(CONSULT screen terms) DTC detection condition Possible cause
B2632
DR AIR MIX DOOR MOT Air mix door motor LH PBR position
95% or more • Air mix door motor LH
(PBR internal circuit is open or short-
ed)
• Air mix door motor LH installation con-
dition
• A/C auto amp.
• Harness and connector
(LIN communication line is open or
shorted)
B2633
Air mix door motor LH PBR position 5%
or less
+
−Output waveform
Air mix door motor LH
Connector Terminal
M128 3 Ground
SJIA1453J
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM

B2634, B2635 AIR MIX DOOR MOTOR (PASSENGER SIDE)
HAC-71
< DTC/CIRCUIT DIAGNOSIS > [AUTOMATIC AIR CONDITIONER]
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B2634, B2635 AIR MIX DOOR MOTOR (PASSENGER SIDE)
DTC LogicINFOID:0000000009463141
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
With CONSULT
1. Turn ignition switch ON.
2. Using CONSULT, perform “SELF- DIAGNOSIS RESULTS” of HVAC.
3. Check if any DTC No. is displayed in the self-diagnosis results.
Is DTC detected?
YES >> Refer to HAC-71, "Diagnosis Procedure".
NO >> Inspection End.
Diagnosis ProcedureINFOID:0000000009463142
Regarding Wiring Diagram information, refer to HAC-34, "Wiring Diagram".
1.CHECK AIR MIX DOOR MOTOR RH COMMUNICATION SIGNAL
1. Turn ignition switch ON.
2. Check output waveform between front air mi x door motor RH harness connector and ground with the
oscilloscope.
Is the inspection result normal?
YES >> GO TO 2.
NO >> GO TO 3.
2.CHECK INSTALLATION OF AIR MIX DOOR MOTOR RH
Check air mix door motor RH is properly installed. Refer to HAC-108, "Exploded View"
.
DTCItems
(CONSULT screen terms) DTC detection condition Possible cause
B2634
PASS AIR MIX DOOR MOT Air mix door motor RH PBR position
95% or more • Air mix door motor RH
(PBR internal circuit is open or short-
ed)
• Air mix door motor RH installation con-
dition
• A/C auto amp.
• Harness and connector
(LIN communication line is open or
shorted)
B2635
Air mix door motor RH PBR position
5% or less
+
−Output waveform
Air mix door motor RH
Connector Terminal
M129 3 Ground
SJIA1453J
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM

B2636, B2637, B2638, B2639, B2654, B2655 MODE DOOR MOTOR
HAC-73
< DTC/CIRCUIT DIAGNOSIS > [AUTOMATIC AIR CONDITIONER]
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B2636, B2637, B2638, B2639, B 2654, B2655 MODE DOOR MOTOR
DTC LogicINFOID:0000000009463143
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
With CONSULT
1. Turn ignition switch ON.
2. Using CONSULT, perform “SELF- DIAGNOSIS RESULTS” of HVAC.
3. Check if any DTC No. is displayed in the self-diagnosis results.
Is DTC detected?
YES >> Refer to HAC-73, "Diagnosis Procedure".
NO >> Inspection End.
Diagnosis ProcedureINFOID:0000000009463144
Regarding Wiring Diagram information, refer to HAC-34, "Wiring Diagram".
1.CHECK MODE DOOR MOTOR COMMUNICATION SIGNAL
1. Turn ignition switch ON.
2. Check output waveform between mode door motor harness connector and ground with the oscilloscope.
Is the inspection result normal?
YES >> GO TO 2.
DTC Items
(CONSULT screen terms) DTC detection condition Possible cause
B2636 DR VENT DOOR FAIL When the malfunctioning door position
is detected at VENT position
• Mode door motor(PBR internal circuit is open or short-
ed)
• Mode door motor control linkage in- stallation condition
• A/C auto amp.
• Harness and connector (LIN communication line is open or
shorted)
B2637 DR B/L DOOR FAIL
When the malfunctioning door position
is detected at B/L position
B2638 DR D/F1 DOOR FAIL When the malfunctioning door position
is detected at FOOT position
B2639 DR DEF DOOR FAIL When the malfunctioning door position
is detected at DEF position
B2654 D/F2 VENT DOOR FAIL When the malfunctioning door position
is detected at D/F position
B2655 B/L DOOR FAIL When the malfunctioning door position
is detected at B/L position
+
−Output waveform
Mode door motor
Connector Terminal
M127 3 Ground
SJIA1453J
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM

B263D, B263E, B263F INTAKE DOOR MOTOR
HAC-75
< DTC/CIRCUIT DIAGNOSIS > [AUTOMATIC AIR CONDITIONER]
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B263D, B263E, B263F INTAKE DOOR MOTOR
DTC LogicINFOID:0000000009463145
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
With CONSULT
1. Turn ignition switch ON.
2. Using CONSULT, perform “SELF- DIAGNOSIS RESULTS” of HVAC.
3. Check if any DTC No. is displayed in the self-diagnosis results.
Is DTC detected?
YES >> Refer to HAC-75, "Diagnosis Procedure".
NO >> Inspection End.
Diagnosis ProcedureINFOID:0000000009463146
Regarding Wiring Diagram information, refer to HAC-34, "Wiring Diagram".
1.CHECK INTAKE DOOR MOTOR COMMUNICATION SIGNAL
1. Turn ignition switch ON.
2. Check output waveform between intake door motor harness connector and ground with the oscilloscope.
Is the inspection result normal?
YES >> GO TO 2.
NO >> GO TO 3.
2.CHECK INSTALLATION OF INTAKE DOOR MOTOR
Check intake door motor is properly installed. Refer to HAC-108, "Exploded View"
.
Is the inspection result normal?
DTC Items
(CONSULT screen terms) DTC detection condition Possible cause
B263D FRE DOOR FAIL When the malfunctioning intake door
position is detected at FRE position • Intake door motor
(PBR internal circuit is open or short-
ed)
• A/C auto amp.
• Harness and connector
(LIN communication line is open or
shorted)
B263E 20P FRE DOOR FAIL
When the malfunctioning intake door
position is detected at 20% FRE posi-
tion
B263F REC DOOR FAIL When the malfunctioning intake door
position is detected at REC position
+
−Output waveform
Intake door motor
Connector Terminal
M126 3 Ground
SJIA1453J
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM

B27B0 A/C AUTO AMP.HAC-77
< DTC/CIRCUIT DIAGNOSIS > [AUTOMATIC AIR CONDITIONER]
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B27B0 A/C AUTO AMP.
DTC LogicINFOID:0000000009463147
DTC DETECTION LOGIC
NOTE:
• If DTC is displayed along with DTC U1000, first per form the trouble diagnosis for DTC U1000. Refer to HAC-
55, "DTC Logic".
• If DTC is displayed along with DTC U1010, first per form the trouble diagnosis for DTC U1010. Refer to HAC-
56, "DTC Logic".
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
With CONSULT
1. Turn ignition switch ON.
2. Using CONSULT, perform “SELF- DIAGNOSIS RESULTS” of HVAC.
3. Check if any DTC No. is displayed in the self-diagnosis results.
Is DTC detected?
YES >> Refer to HAC-77, "Diagnosis Procedure".
NO >> Inspection End.
Diagnosis ProcedureINFOID:0000000009463148
1.PERFORM SELF DIAGNOSTIC
With CONSULT
1. Turn ignition switch ON.
2. Select “Self Diagnostic Result” mode of “HVAC” using CONSULT.
3. Touch “ERASE”.
4. Turn ignition switch OFF.
5. Turn ignition switch ON.
6. Perform “DTC CONFIRMATION PROCEDURE”. Refer to HAC-77, "DTC Logic"
.
Is DTC detected again?
YES >> Replace A/C auto amp. Refer to HAC-102, "Removal and Installation".
NO >> Inspection End.
DTC Items
(CONSULT screen terms) DTC detection condition Possible cause
B27B0 A/C AUTO AMP. A/C auto amp. EEPROM
system is mal-
functioning. A/C auto amp.
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM

HAC-82
< DTC/CIRCUIT DIAGNOSIS >[AUTOMATIC AIR CONDITIONER]
POWER SUPPLY AND GROUND CIRCUIT
Is the inspection result normal?
YES >> GO TO 2.
NO >> GO TO 4.
2.CHECK INTAKE MODE DOOR MOTOR GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect intake mode door motor connector.
3. Check continuity between intake mode door motor harness connector and ground.
Is the inspection result normal?
YES >> GO TO 3.
NO >> Repair harness or connector.
3.CHECK INSTALLATION OF INTAKE MODE DOOR MOTOR
Check intake mode door motor is properly installed. Refer to HAC-108, "Exploded View"
.
Is the inspection result normal?
YES >> Replace intake mode door motor. Refer to HAC-109, "INTAKE DOOR MOTOR : Removal and
Installation".
NO >> Repair or replace malfunctioning part.
4.CHECK INTAKE MODE DOOR MOTOR POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect intake mode door motor connector and A/C auto amp. connector.
3. Check continuity between intake mode door mo tor harness connector and A/C auto amp. harness con-
nector.
Is the inspection result normal?
YES >> Replace A/C auto amp. Refer to HAC-102, "Removal and Installation".
NO >> Repair harness or connector.
A/C SWITCH ASSEMBLY
A/C SWITCH ASSEMBLY : Co mponent Function CheckINFOID:0000000009463154
1.CHECK OPERATION
1. Press the AUTO switch, and then check t hat “AUTO” is shown on the display.
2. Operate the temperature control switch (driver side). Check that the fan speed or outlet changes. (The
discharge air temperature or fan speed varies depending on the ambient temperature, in-vehicle tempera-
ture, and temperature setting.)
Does it operate normally?
YES >> Inspection End.
NO >> Perform trouble diagnosis for the A/C switch assembly. Refer to HAC-83, "A/C SWITCH ASSEM-
BLY : Diagnosis Procedure".
+
−Voltage
(Approx.)
Intake mode door motor
Connector Terminal M126 1 Ground Battery voltage
Intake mode door motor —Continuity
Connector Terminal
M126 2 Ground Yes
Intake mode door motor A/C auto amp. Continuity
Connector Terminal Connector Terminal
M126 1 M152 17 Yes
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM

HAC-88
< DTC/CIRCUIT DIAGNOSIS >[AUTOMATIC AIR CONDITIONER]
A/C SWITCH ASSEMBLY SIGNAL CIRCUIT
A/C SWITCH ASSEMBL
Y SIGNAL CIRCUIT
Diagnosis ProcedureINFOID:0000000009463161
Regarding Wiring Diagram information, refer to HAC-34, "Wiring Diagram".
1.CHECK WITH SELF-DIAGNOSIS FUNCTION OF CONSULT
1. Using CONSULT, perform “SELF- DIAGNOSIS RESULTS” of HVAC.
2. Check if any DTC No. is displayed in the self-diagnosis results.
NOTE:
If DTC is displayed along with DTC U1000 or U1010, first diagnose the DTC U1000 or U1010. Refer to HAC-
55, "DTC Logic" or HAC-56, "DTC Logic".
Is any DTC No. displayed?
YES >> Perform diagnosis for the applicable DTC. Refer to HAC-31, "DTC Index".
NO >> GO TO 2.
2.CHECK TX (A/C SWITCH ASSEMBLY → A/C AUTO AMP.) CIRCUIT CONTINUITY
1. Turn ignition switch OFF.
2. Disconnect the A/C switch assembly and the A/C auto amp. connectors.
3. Check continuity between A/C switch assembly harness connector M79 terminal 10 and A/C auto amp.
harness connector M152 terminal 24.
4. Check continuity between A/C switch assembly harness connector M79 terminal 10 and ground.
Is the inspection result normal?
YES >> GO TO 3.
NO >> Repair harness or connector.
3.CHECK RX (A/C AUTO AMP. → A/C SWITCH ASSEMBLY) CIRCUIT CONTINUITY
1. Check continuity between A/C switch assembly harness connector M79 terminal 9 and A/C auto amp. harness connector M152 terminal 4.
2. Check continuity between A/C switch assembly harness connector M79 terminal 9 and ground.
Is the inspection result normal?
YES >> Perform trouble diagnosis for the A/C switch assembly. Refer to HAC-83, "A/C SWITCH ASSEM-
BLY : Diagnosis Procedure".
NO >> Repair harness or connector.
A/C switch assembly A/C auto amp. Continuity
Connector Terminal Connector Terminal
M79 10 M152 24 Yes
A/C switch assembly —Continuity
Connector Terminal
M79 10 Ground No
A/C switch assembly A/C auto amp. Continuity
Connector Terminal Connector Terminal
M79 9 M152 4 Yes
A/C switch assembly —Continuity
Connector Terminal
M79 9 Ground No
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM

HAC-94
< SYMPTOM DIAGNOSIS >[AUTOMATIC AIR CONDITIONER]
HEATER AND AIR CONDITIONING
SYSTEM CONTROL SYMPTOMS
SYMPTOM DIAGNOSIS
HEATER AND AIR CONDITIONING SYSTEM CONTROL SYMPTOMS
Diagnosis Chart By SymptomINFOID:0000000009463166
NOTE:
Perform the self-diagnoses with CONSULT before perfo rming the symptom diagnosis. If DTC is detected, per-
form the corresponding diagnosis.
Symptom Corresponding malfunction part Reference
• Air conditioning does not activate.
• Air conditioning cannot be controlled.
• Operation status of air conditioning is not indicated on display. • A/C auto amp. ignition power supply
circuit
• Front A/C control (A/C auto amp.) HAC-78, "A/C AUTO AMP. : Diag-
nosis Procedure"
• Air outlet does not change.
• Mode door motor does not operate normally. • Circuit between mode door motor
and A/C auto amp.
• Mode door motor control linkage
• Mode door motor
• A/C auto amp. HAC-80, "MODE DOOR MOTOR :
Diagnosis Procedure"
• Discharge air temperature of driver side does not
change.
• Air mix door motor LH does not operate normally. • Circuit between air mix door motor
LH and A/C auto amp.
• Air mix door motor LH installation condition
• Air mix door motor LH
• A/C auto amp. HAC-78, "AIR MIX DOOR MOTOR
(DRIVER SIDE) : Diagnosis Proce-
dure"
• Discharge air temperature of passenger side does
not change.
• Air mix door motor RH does not operate normally. • Circuit between air mix door motor
RH and A/C auto amp.
• Air mix door motor RH installation condition
• Air mix door motor RH
• A/C auto amp. HAC-79, "AIR MIX DOOR MOTOR
(PASSENGER SIDE) : Diagnosis
Procedure"
• Intake door does not change.
• Intake door motor does not operate normally. • Circuit between intake door motor
and A/C auto amp.
• Intake door motor control linkage
• Intake door motor
• A/C auto amp. HAC-81, "INTAKE DOOR MOTOR :
Diagnosis Procedure"
All door motors do not operate normally.
• Each door motor power supply and
ground circuit
• A/C auto amp. HAC-89, "Diagnosis Procedure"
Blower motor operation is malfunctioning. • Power supply system of front blower
motor
• Circuit between front blower motor
and A/C auto amp.
• Front blower motor
• A/C auto amp. HAC-84, "Diagnosis Procedure"
Compressor does not operate. • Circuit between magnet clutch and
IPDM E/R
• Magnet clutch
• IPDM E/R (A/C relay)
• Circuit between ECM and refriger- ant pressure sensor
• Refrigerant pressure sensor
• CAN communication circuit
• A/C auto amp. HAC-87, "Diagnosis Procedure"
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM