Page 3897 of 5121
![NISSAN TEANA 2008 Service Manual SEATBACK HEATER
SE-33
< COMPONENT DIAGNOSIS >[WITH VENTILATION SEAT]
C
D
E
F
G
H
I
K
L
MA
B
SE
N
O
P
SEATBACK HEATER
FRONT SEAT
FRONT SEAT : DescriptionINFOID:0000000003846484
Warms the front seatback NISSAN TEANA 2008 Service Manual SEATBACK HEATER
SE-33
< COMPONENT DIAGNOSIS >[WITH VENTILATION SEAT]
C
D
E
F
G
H
I
K
L
MA
B
SE
N
O
P
SEATBACK HEATER
FRONT SEAT
FRONT SEAT : DescriptionINFOID:0000000003846484
Warms the front seatback](/manual-img/5/57391/w960_57391-3896.png)
SEATBACK HEATER
SE-33
< COMPONENT DIAGNOSIS >[WITH VENTILATION SEAT]
C
D
E
F
G
H
I
K
L
MA
B
SE
N
O
P
SEATBACK HEATER
FRONT SEAT
FRONT SEAT : DescriptionINFOID:0000000003846484
Warms the front seatback.
FRONT SEAT : Component Function CheckINFOID:0000000003846485
1.CHECK FUNCTION
When turning the front heated seat switch to the LO and HI mode position, check that the front seatback
heater is operated in each specific mode.
Is the inspection result normal?
YES >> Front seatback heater function is OK.
NO >> Refer to SE-33, "
FRONT SEAT : Diagnosis Procedure".
FRONT SEAT : Diagnosis ProcedureINFOID:0000000003846486
1.CHECK FRONT SEATBACK HEATER SIGNAL 1
1. Turn ignition switch ON.
2. Check voltage between front seatback heater harness connector and ground.
Is the inspection result normal?
YES >> GO TO 3.
NO >> GO TO 2.
2.CHECK FRONT SEATBACK HEATER CIRCUIT 1
1. Turn ignition switch OFF.
2. Disconnect front ventilation seat control unit connector and front seatback heater connector.
3. Check continuity between front ventilation seat control unit harness connector and front seatback heater
harness connector.
4. Check continuity between font ventilation seat control unit harness connector and ground.
Is the inspection result normal?
YES >> Replace front ventilation seat control unit. Refer to SE-93, "Disassembly and Assembly".
NO >> Repair or replace harness.
(+)
(–) ConditionVoltage (V)
(Approx.) Front seatback heater
Connector Terminal
Driver side B464 58
GroundHeated seatHI and LO mode Battery voltage
Other than above 0
Passenger side B433 58 Heated seatHI and LO mode Battery voltage
Other than above 0
Front ventilation seat control unit Front seatback heater
Continuity
Connector Terminal Connector Terminal
Driver side B465
58B464
58 Existed
Passenger side B441 B433
Front ventilation seat control unit
GroundContinuity
Connector Terminal
Driver side B465
58 Not existed
Passenger side B441
Page 3898 of 5121
![NISSAN TEANA 2008 Service Manual SE-34
< COMPONENT DIAGNOSIS >[WITH VENTILATION SEAT]
SEATBACK HEATER
3.CHECK FRONT SEATBACK HEATER SIGNAL 2
Check voltage between front seatback heater harness connector and ground.
Is the inspection NISSAN TEANA 2008 Service Manual SE-34
< COMPONENT DIAGNOSIS >[WITH VENTILATION SEAT]
SEATBACK HEATER
3.CHECK FRONT SEATBACK HEATER SIGNAL 2
Check voltage between front seatback heater harness connector and ground.
Is the inspection](/manual-img/5/57391/w960_57391-3897.png)
SE-34
< COMPONENT DIAGNOSIS >[WITH VENTILATION SEAT]
SEATBACK HEATER
3.CHECK FRONT SEATBACK HEATER SIGNAL 2
Check voltage between front seatback heater harness connector and ground.
Is the inspection result normal?
YES >> GO TO 4.
NO >> Replace front seatback heater. Refer to SE-89, "
Exploded View".
4.CHECK FRONT SEATBACK HEATER CIRCUIT 2
1. Turn ignition switch OFF.
2. Disconnect front seat cushion heater connector and front seatback heater connector.
3. Check continuity between front seat cushion heater harness connector and front seatback heater harness
connector.
4. Check continuity between front seat cushion heater harness connector and ground.
Is the inspection result normal?
YES >> Replace front seat cushion heater. Refer to SE-89, "Exploded View".
NO >> Repair or replace harness.
REAR SEAT
REAR SEAT : DescriptionINFOID:0000000003851303
Warms the rear seatback.
REAR SEAT : Component Function CheckINFOID:0000000003851304
1.CHECK FUNCTION
When turning the rear heated seat switch to the LO and HI mode position, check that the rear seatback heater
is operated in each specific mode.
Is the inspection result normal?
YES >> Rear seatback heater function is OK.
NO >> Refer to SE-35, "
REAR SEAT : Diagnosis Procedure".
(+)
(–) ConditionVoltage (V)
(Approx.) Front seatback heater
Connector Terminal
Driver side B464 61
GroundHeated seatHI mode 1.3
LO mode 7.3
Other than above 0
Passenger side B433 61 Heated seatHI mode 1.3
LO mode 7.3
Other than above 0
Front seat cushion heater Front seatback heater
Continuity
Connector Terminal Connector Terminal
Driver side B463
61B464
61 Existed
Passenger side B432 B433
Front seat cushion heater
GroundContinuity
Connector Terminal
Driver side B463
61 Not existed
Passenger side B432
Page 3899 of 5121
![NISSAN TEANA 2008 Service Manual SEATBACK HEATER
SE-35
< COMPONENT DIAGNOSIS >[WITH VENTILATION SEAT]
C
D
E
F
G
H
I
K
L
MA
B
SE
N
O
P
REAR SEAT : Diagnosis ProcedureINFOID:0000000003846563
1.CHECK REAR SEATBACK HEATER SIGNAL 1
1. Tur NISSAN TEANA 2008 Service Manual SEATBACK HEATER
SE-35
< COMPONENT DIAGNOSIS >[WITH VENTILATION SEAT]
C
D
E
F
G
H
I
K
L
MA
B
SE
N
O
P
REAR SEAT : Diagnosis ProcedureINFOID:0000000003846563
1.CHECK REAR SEATBACK HEATER SIGNAL 1
1. Tur](/manual-img/5/57391/w960_57391-3898.png)
SEATBACK HEATER
SE-35
< COMPONENT DIAGNOSIS >[WITH VENTILATION SEAT]
C
D
E
F
G
H
I
K
L
MA
B
SE
N
O
P
REAR SEAT : Diagnosis ProcedureINFOID:0000000003846563
1.CHECK REAR SEATBACK HEATER SIGNAL 1
1. Turn ignition switch ON.
2. Check voltage between rear seatback heater harness connector and ground.
Is the inspection result normal?
YES >> GO TO 3.
NO >> GO TO 2.
2.CHECK REAR SEATBACK HEATER CIRCUIT 1
1. Turn ignition switch OFF.
2. Disconnect rear ventilation seat control unit connector and rear seatback heater connector.
3. Check continuity between rear ventilation seat control unit harness connector and rear seatback heater
harness connector.
4. Check continuity between rear ventilation seat control unit harness connector and ground.
Is the inspection result normal?
YES >> Replace rear ventilation seat control unit. Refer to SE-100, "Disassembly and Assembly".
NO >> Repair or replace harness.
3.CHECK REAR SEATBACK HEATER SIGNAL 2
1. Check voltage between rear seatback heater harness connector and ground.
Is the inspection result normal?
(+)
(–) ConditionVoltage (V)
(Approx.) Rear seatback heater
Connector Terminal
LH B488 58
GroundHeated seatHI and LO mode Battery voltage
Other than above 0
RH B499 58 Heated seatHI and LO mode Battery voltage
Other than above 0
Rear ventilation seat control unit Rear seatback heater
Continuity
Connector Terminal Connector Terminal
LH B489
58B488
58 Existed
RH B500 B499
Rear ventilation seat control unit
GroundContinuity
Connector Terminal
LH B489
58 Not existed
RH B500
(+)
(–) ConditionVoltage (V)
(Approx.) Rear seatback heater
Connector Terminal
LH B488 61
GroundHeated seatHI mode 1.3
LO mode 7.3
Other than above 0
RH B499 61 Heated seatHI mode 1.3
LO mode 7.3
Other than above 0
Page 3900 of 5121
SE-36
< COMPONENT DIAGNOSIS >[WITH VENTILATION SEAT]
SEATBACK HEATER
YES >> GO TO 4.
NO >> Replace rear seatback heater. Refer to SE-98, "
Exploded View".
4.CHECK REAR SEATBACK HEATER CIRCUIT 2
1. Turn ignition switch OFF.
2. Disconnect rear seat cushion heater connector and rear seatback heater connector.
3. Check continuity between rear seat cushion heater harness connector and rear seatback heater harness
connector.
4. Check continuity between rear seat cushion heater harness connector and ground.
Is the inspection result normal?
YES >> Replace rear seat cushion heater. Refer toSE-98, "Exploded View".
NO >> Repair or replace harness.
Rear seat cushion heater Rear seatback heater
Continuity
Connector Terminal Connector Terminal
LH B487
61B488
61 Existed
RH B498 B499
Rear seat cushion heater
GroundContinuity
Connector Terminal
LH B487
61 Not existed
RH B498
Page 3901 of 5121
![NISSAN TEANA 2008 Service Manual HEATED SEAT SWITCH INDICATOR
SE-37
< COMPONENT DIAGNOSIS >[WITH VENTILATION SEAT]
C
D
E
F
G
H
I
K
L
MA
B
SE
N
O
P
HEATED SEAT SWITCH INDICATOR
FRONT SEAT
FRONT SEAT : DescriptionINFOID:000000000384192 NISSAN TEANA 2008 Service Manual HEATED SEAT SWITCH INDICATOR
SE-37
< COMPONENT DIAGNOSIS >[WITH VENTILATION SEAT]
C
D
E
F
G
H
I
K
L
MA
B
SE
N
O
P
HEATED SEAT SWITCH INDICATOR
FRONT SEAT
FRONT SEAT : DescriptionINFOID:000000000384192](/manual-img/5/57391/w960_57391-3900.png)
HEATED SEAT SWITCH INDICATOR
SE-37
< COMPONENT DIAGNOSIS >[WITH VENTILATION SEAT]
C
D
E
F
G
H
I
K
L
MA
B
SE
N
O
P
HEATED SEAT SWITCH INDICATOR
FRONT SEAT
FRONT SEAT : DescriptionINFOID:0000000003841922
Illuminates the indicator that indicates the operating status of front heated seat LO or HI mode.
FRONT SEAT : Component Function CheckINFOID:0000000003841923
1.CHECK FUNCTION
Check that the related indicator lamp illuminates when front heated seat switch is set to LO or HI mode.
Is the inspection result normal?
YES >> Front heated seat switch indicator function is OK.
NO >> Refer to SE-37, "
FRONT SEAT : Diagnosis Procedure".
FRONT SEAT : Diagnosis ProcedureINFOID:0000000003841924
1.CHECK FRONT HEATED SEAT SWITCH INDICATOR
Check front heated seat switch indicator.
Which side of the indicator does not illuminate?
Only LO mode or HI mode>> GO TO 3.
Both LO mode and HI mode>> GO TO 2.
2.CHECK FRONT HEATED SEAT SWITCH INDICATOR POWER SUPPLY
1. Turn ignition switch OFF.
2. Disconnect front heated seat switch connector.
3. Turn ignition switch ON.
4. Check voltage between front heated seat switch harness connector and ground.
Is the inspection result normal?
YES >> GO TO 3.
NO >> Repair or replace harness.
3.CHECK FRONT HEATED SEAT SWITCH
Check front heated seat switch.
Refer to SE-38, "
FRONT SEAT : Component Inspection".
Is the inspection result normal?
YES-1 >> LO or HI mode is NG: GO TO 4.
YES-2 >> LO and HI modes are NG: INSPECTION END
NO >> Replace front heated seat switch. Refer to SE-104, "
FRONT SEAT : Removal and Installation".
4.CHECK FRONT HEATED SEAT SWITCH INDICATOR CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect front ventilation seat control unit connector.
3. Check continuity between front heated seat switch harness connector and front ventilation seat control
unit harness connector.
(+)
(–)Voltage (V)
(Approx.) Front heated seat switch
Connector Terminal
Driver side M206
6 Ground Battery voltage
Passenger side M207
Page 3902 of 5121
![NISSAN TEANA 2008 Service Manual SE-38
< COMPONENT DIAGNOSIS >[WITH VENTILATION SEAT]
HEATED SEAT SWITCH INDICATOR
4. Check continuity between front heated seat switch harness connector and ground.
Is the inspection result normal?
YE NISSAN TEANA 2008 Service Manual SE-38
< COMPONENT DIAGNOSIS >[WITH VENTILATION SEAT]
HEATED SEAT SWITCH INDICATOR
4. Check continuity between front heated seat switch harness connector and ground.
Is the inspection result normal?
YE](/manual-img/5/57391/w960_57391-3901.png)
SE-38
< COMPONENT DIAGNOSIS >[WITH VENTILATION SEAT]
HEATED SEAT SWITCH INDICATOR
4. Check continuity between front heated seat switch harness connector and ground.
Is the inspection result normal?
YES >> Replace front ventilation seat control unit. Refer to SE-93, "Disassembly and Assembly".
NO >> Repair or replace harness.
FRONT SEAT : Component InspectionINFOID:0000000003841925
1.CHECK FRONT HEATED SEAT SWITCH
1. Turn ignition OFF.
2. Disconnect front heated seat switch connector.
3. Check front heated seat switch terminals.
*For a digital tester.
NOTE:
When check is performed using an analog tester, the polarity (+) and (–) becomes inverse.
Is the inspection result normal?
YES >> Front heated seat switch is OK.
NO >> Replace front heated seat switch. Refer to SE-104, "
FRONT SEAT : Removal and Installation".
REAR SEAT
REAR SEAT : DescriptionINFOID:0000000003851305
Turns ON the indicator that indicates the operating status of rear heated seat LO or HI mode.
REAR SEAT : Component Function CheckINFOID:0000000003851306
1.CHECK FUNCTION
Check that the related indicator lamp illuminates when rear heated seat switch is set to LO or HI mode.
Is the inspection result normal?
YES >> Rear heated seat switch indicator function is OK.
NO >> Refer to SE-39, "
REAR SEAT : Diagnosis Procedure".
Front heated seat switch Front ventilation seat control unit
Continuity
Connector Terminal Connector Terminal
Driver sideLO
M2065
B46754
Existed HI 4 53
Passenger sideLO
M2075
B44354
HI 4 53
Front heated seat switch
GroundContinuity
Connector Terminal
Driver sideLO
M2065
Not existed HI 4
Passenger sideLO
M2075
HI 4
Te r m i n a l
Continuity
Front heated seat switch (+)* (–)*
Driver sideLO indicator
65
Existed HI indicator 4
Passenger sideLO indicator
65
HI indicator 4
Page 3903 of 5121
![NISSAN TEANA 2008 Service Manual HEATED SEAT SWITCH INDICATOR
SE-39
< COMPONENT DIAGNOSIS >[WITH VENTILATION SEAT]
C
D
E
F
G
H
I
K
L
MA
B
SE
N
O
P
REAR SEAT : Diagnosis ProcedureINFOID:0000000003844064
1.CHECK REAR HEATED SEAT SWITCH NISSAN TEANA 2008 Service Manual HEATED SEAT SWITCH INDICATOR
SE-39
< COMPONENT DIAGNOSIS >[WITH VENTILATION SEAT]
C
D
E
F
G
H
I
K
L
MA
B
SE
N
O
P
REAR SEAT : Diagnosis ProcedureINFOID:0000000003844064
1.CHECK REAR HEATED SEAT SWITCH](/manual-img/5/57391/w960_57391-3902.png)
HEATED SEAT SWITCH INDICATOR
SE-39
< COMPONENT DIAGNOSIS >[WITH VENTILATION SEAT]
C
D
E
F
G
H
I
K
L
MA
B
SE
N
O
P
REAR SEAT : Diagnosis ProcedureINFOID:0000000003844064
1.CHECK REAR HEATED SEAT SWITCH INDIACTOR
Check rear heated seat switch indicator.
Which side of the indicator does not turn ON?
Only LO mode or HI mode.>>GO TO 3.
Both LO mode and HI mode.>>GO TO 2.
2.CHECK REAR HEATED SEAT SWITCH INDICATOR POWER SUPPLY
1. Turn ignition switch OFF.
2. Disconnect rear heated seat switch connector.
3. Turn ignition switch ON.
4. Check voltage between rear heated seat switch harness connector and ground.
Is the inspection result normal?
YES >> GO TO 3.
NO >> Repair or replace harness.
3.CHECK REAR HEATED SEAT SWITCH
Check rear heated seat switch.
Refer to SE-40, "
REAR SEAT : Component Inspection".
Is the inspection result normal?
YES-1 >> LO or HI mode is NG: GO TO 4.
YES-2 >> LO and HI modes are NG: INSPECTION END
NO >> Replace rear heated seat switch. Refer to SE-105, "
REAR SEAT : Removal and Installation".
4.CHECK REAR HEATED SEAT SWITCH INDICATOR CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect rear ventilation seat control unit connector.
3. Check continuity between rear heated seat switch harness connector and rear ventilation seat control unit
harness connector.
4. Check continuity between rear heated seat switch harness connector and ground.
Is the inspection result normal?
(+)
(–)Voltage (V)
(Approx.) Rear heated seat switch
Connector Terminal
LH B494
6 Ground Battery voltage
RH B505
Rear heated seat switch Rear ventilation seat control unit
Continuity
Connector Terminal Connector Terminal
LHLO
B4945
B49154
Existed HI 4 53
RHLO
B5055
B50254
HI 4 53
Rear heated seat switch
GroundContinuity
Connector Terminal
LHLO
B4945
Not existed HI 4
RHLO
B5055
HI 4
Page 3904 of 5121
SE-40
< COMPONENT DIAGNOSIS >[WITH VENTILATION SEAT]
HEATED SEAT SWITCH INDICATOR
YES >> Replace rear ventilation seat control unit. Refer to SE-100, "Disassembly and Assembly".
NO >> Repair or replace harness.
REAR SEAT : Component InspectionINFOID:0000000003844065
1.CHECK REAR HEATED SEAT SWITCH
1. Turn ignition OFF.
2. Disconnect rear heated seat switch connector.
3. Check rear heated seat switch terminals.
*For a digital tester.
NOTE:
When check is performed using an analog tester, the polarity (+) and (–) becomes inverse.
Is the inspection result normal?
YES >> Rear heated seat switch is OK.
NO >> Replace rear heated seat switch. Refer to SE-105, "
REAR SEAT : Removal and Installation".
Te r m i n a l
Continuity
Rear heated seat switch (+)* (–)*
LHLO indicator
65
Existed HI indicator 4
RHLO indicator
65
HI indicator 4