Nissan Teana J32. Manual — part 975
SEATBACK HEATER
SE-33
< COMPONENT DIAGNOSIS >
[WITH VENTILATION SEAT]
C
D
E
F
G
H
I
K
L
M
A
B
SE
N
O
P
SEATBACK HEATER
FRONT SEAT
FRONT SEAT : Description
INFOID:0000000003846484
Warms the front seatback.
FRONT SEAT : Component Function Check
INFOID: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 Procedure
INFOID: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.
(+)
(–)
Condition
Voltage (V)
(Approx.)
Front seatback heater
Connector
Terminal
Driver side
B464
58
Ground
Heated seat
HI and LO mode
Battery voltage
Other than above
0
Passenger side
B433
58
Heated seat
HI 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
58
B464
58
Existed
Passenger side
B441
B433
Front ventilation seat control unit
Ground
Continuity
Connector
Terminal
Driver side
B465
58
Not existed
Passenger side
B441
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
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
.
NO
>> Repair or replace harness.
REAR SEAT
REAR SEAT : Description
INFOID:0000000003851303
Warms the rear seatback.
REAR SEAT : Component Function Check
INFOID: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"
(+)
(–)
Condition
Voltage (V)
(Approx.)
Front seatback heater
Connector
Terminal
Driver side
B464
61
Ground
Heated seat
HI mode
1.3
LO mode
7.3
Other than above
0
Passenger side
B433
61
Heated seat
HI 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
61
B464
61
Existed
Passenger side
B432
B433
Front seat cushion heater
Ground
Continuity
Connector
Terminal
Driver side
B463
61
Not existed
Passenger side
B432
SEATBACK HEATER
SE-35
< COMPONENT DIAGNOSIS >
[WITH VENTILATION SEAT]
C
D
E
F
G
H
I
K
L
M
A
B
SE
N
O
P
REAR SEAT : Diagnosis Procedure
INFOID: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?
(+)
(–)
Condition
Voltage (V)
(Approx.)
Rear seatback heater
Connector
Terminal
LH
B488
58
Ground
Heated seat
HI and LO mode
Battery voltage
Other than above
0
RH
B499
58
Heated seat
HI and LO mode
Battery voltage
Other than above
0
Rear ventilation seat control unit
Rear seatback heater
Continuity
Connector
Terminal
Connector
Terminal
LH
B489
58
B488
58
Existed
RH
B500
B499
Rear ventilation seat control unit
Ground
Continuity
Connector
Terminal
LH
B489
58
Not existed
RH
B500
(+)
(–)
Condition
Voltage (V)
(Approx.)
Rear seatback heater
Connector
Terminal
LH
B488
61
Ground
Heated seat
HI mode
1.3
LO mode
7.3
Other than above
0
RH
B499
61
Heated seat
HI mode
1.3
LO mode
7.3
Other than above
0
SE-36
< COMPONENT DIAGNOSIS >
[WITH VENTILATION SEAT]
SEATBACK HEATER
YES
>> GO TO 4.
NO
>> Replace rear seatback heater. Refer to
.
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 to
.
NO
>> Repair or replace harness.
Rear seat cushion heater
Rear seatback heater
Continuity
Connector
Terminal
Connector
Terminal
LH
B487
61
B488
61
Existed
RH
B498
B499
Rear seat cushion heater
Ground
Continuity
Connector
Terminal
LH
B487
61
Not existed
RH
B498
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