Power NISSAN TEANA 2003 Service Manual

HEATED SEAT
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Check Heated Seat Switch Indicator RH Circuit BIS0013Q
1. CHECK HEATED SEAT SWITCH INDICATOR RH POWER SUPPLY
1. Turn ignition switch ON.
2. Check voltage between heated seat switch RH harness connec-
tor B177 terminal 30 and ground.
OK or NG
OK >> GO TO 2.
NG >> GO TO 3.
2. CHECK HEATED SEAT SWITCH INDICATOR RH CIRCUIT
Check voltage between heated seat switch RH harness connector
and ground.
OK or NG
OK >> GO TO 4.
NG >> Check harness connection.

If it is OK, replace heated seat switch RH.

If it is NG, repair or replace malfunction part.
3. CHECK HEATED SEAT SWITCH INDICATOR RH POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect heated seat relay connector and heated seat switch RH connector.
3. Check continuity between heated seat relay harness connector
M79 terminal 6 and heated seat switch RH harness connector
B177 terminal 30.
OK or NG
OK >> Check harness connection.
NG >> Repair or replace harness.30 (Y/R) - Ground : Battery voltage
PIIB2167E
ConnectorTe r m i n a l
(Wire color)
ConditionVoltage [V]
(Approx.)
(+) (-)
B17731 (R/G)
GroundHeated seat switch RH is in
LOW position.Battery volt-
age
Except above. 0
32 (R/B)Heated seat switch RH is in
HIGH position.Battery volt-
age
Except above 0
PIIB2168E
6 (GR) – 30 (Y/R) : Continuity should exist.
PIIB2169E

AIR MASSAGE SEAT
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AIR MASSAGE SEATPFP:876B1
System Description BIS0013R

Air bladder is built in seatback.

There are four bladder in each seatback.

Upper air bladder and lower air bladder are inflated by turns.

Air bladder is inflated with air by air massage seat pump.

Air massage seat pump is controlled by air massage seat con-
trol unit.

Air massage seat pump has two operation pattern, LOW and
HIGH.

Air massage seat solenoid performs the change of LOW and
HIGH.

Air massage seat solenoid is built in air massage seat control
unit.

Front air massage seat switch is LOW and HIGH switch.
FRONT AIR MASSAGE SEAT OPERATION
With the ignition switch to ON or START position, power is supplied

through 15A fuse [No.15, located in the fuse block (J/B)]

to air massage seat control unit terminal 15, and

to front air massage seat switch terminal 1.
Ground is supplied

through air massage seat control unit terminal 18,

through body grounds B214 and B217.
When front air massage seat switch is LOW position, power is suppled

through front air massage seat switch terminal 2,

to air massage seat control unit terminal 16,
Then front air massage seat LOW function is activated.
When front air massage seat switch is HIGH position, power is suppled

through front air massage seat switch terminal 3,

to air massage seat control unit terminal 17,
Then front air massage seat HIGH function is activated.
PIIB8709E

AIR MASSAGE SEAT
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Terminal and Reference Value For Air Massage Seat Control Unit BIS0013Y
Work FlowBIS00140
1. Check the symptom and customer's requests.
2. Understand the outline of system. Refer to SE-89, "
System Description" .
3. According to the trouble diagnosis chart, repair or replace the cause of the malfunction. Refer to SE-93,
"Trouble Diagnoses Symptom Chart" .
4. Does air massage seat operate normally? YES: GO TO 5, NO: GO TO 3.
5. INSPECTION END.
Trouble Diagnoses Symptom ChartBIS00141

Check that other systems using the signal of the following systems operate normally.
Te r m i -
nalWire
ColorItemSignal
Input/OutputConditionVoltage (V)
(Approx.)
15 L Ignition switch power supply Input Ignition switch ON or START Battery voltage
16 GRAir massage seat power supply
(LOW)OutputIgnition switch
ON or STARTAir massage seat switch
is in LOW positionBattery voltage
Except above 0
17 BRAir massage seat power supply
(HIGH)OutputIgnition switch
ON or STARTAir massage seat switch
is in HIGH positionBattery voltage
Except above 0
18 LG Ground — — 0
Symptom Diagnoses procedureReference
page
Front air massage seat dose not activate.1. Check air massage seat control unit power supplySE-94
2. Check air massage seat control unit power supply and
ground circuit SE-94
3. Check front air massage seat switch circuit SE-95
4. Check air bladder, air pump, air tube.SE-101
5. If the above systems are normal, replace air massage
seat control unitSE-90
Low function of front air massage seat dose not activate.1. Check front air massage seat switch circuit check
(LOW position circuit)SE-952. Check air bladder, air pump, air tube.SE-101
3. If the above systems are normal, replace air massage
seat control unit SE-90
High function of front air massage seat dose not activate.1. Check front air massage seat switch circuit check
(HIGH position circuit)SE-952. Check air bladder, air pump, air tube.SE-101
3. If the above systems are normal, replace air massage
seat control unit SE-90

SE-94
AIR MASSAGE SEAT

Check Air Massage Seat Control Unit Power Supply BIS00142
1. CHECK FUSE
Check the following fuse.
OK or NG
OK >> Check power supply harness.
NG >> If fuse is blown, be sure to eliminate cause of malfunction before installing new fuse, refer to PG-
3, "POWER SUPPLY ROUTING CIRCUIT" .
Check Air Massage Seat Control Unit Power Supply and Ground Circuit BIS00145
1. CHECK AIR MASSAGE SEAT CONTROL UNIT POWER SUPPLY CIRCUIT
1. Turn ignition switch ON.
2. Check voltage between air massage seat control unit harness
connector B320 terminal 15 and ground.
OK or NG
OK >> GO TO 2.
NG >> Check harness between air massage seat control unit
and fuse block.
2. CHECK AIR MASSAGE SEAT CONTROL UNIT GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect air massage seat control unit connector.
3. Check continuity between air massage seat control unit harness
connector B320 terminal 18 and ground.
OK or NG
OK >> Air massage seat control unit power supply and ground
circuit are OK.
NG >> Repair or replace harness.
Component parts Fuse No. Ampere
Fuse block (J/B) 15 15A
15 (L) – Ground : Battery voltage.
PIIB8706E
18 (LG) – Ground : Continuity should exist.
PIIB2090E

FRONT SEAT
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Power Seat ComponentsBIS0014C
PIIB8678E

FRONT SEAT
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Massage and Power Ottoman Seat ComponentsBIS0014D
PIIB8679E

FRONT SEAT
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Removal and InstallationBIS0014E
REMOVAL
CAUTION:

Before removing the front seat, turn the ignition switch off, disconnect both battery cables and
wait and least 3 minutes.

When checking the power seat circuit for continuity using a circuit tester, do not confuse its con-
nector with the side air bag module connector. Such an error may cause the air bag to deploy.

Do not drop, tilt, or bump the side air bag module installing in the seat. Always handle it with care.
1. Remove front leg cover and rear leg cover (LH/RH).
2. Remove bolts.
NOTE:
Set seat sliding and seat reclining to center position when disassembling power seat after removing bolts.
Set seat lifter to top position when disassembling.
3. Disconnect side air bag module connector and power seat harness connector under the seat and remove
harness securing clips.
CAUTION:
Before removal, be sure to turn ignition switch OFF, disconnect both battery cables, and then wait
for at least 3 minutes.
4. Remove seat from the vehicle.
CAUTION:
When removing and installing, use shop cloths to protect parts from damage.
INSTALLATION
Install in the reverse order of removal.
CAUTION:
Before installation, be sure to turn ignition switch OFF, disconnect both battery cables, and then wait
for at least 3 minutes.
Disassembly and Assembly of Seatback (Manual and Power Seat)BIS0014F
DISASSEMBLY
1. Remove screw caps from back of seatback, and then remove
screws.
PIIA6232E
PIIA6307E

FRONT SEAT
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8. Remove seatback frame bolts, and then remove seatback
frame.
9. Remove hog rings (non-reusable parts) to separate the seatback trim and pad.
ASSEMBLY
Assemble in the reverse order of disassembly.
Disassembly and Assembly of Seatback (Massage and Power Ottoman Seat)BIS0014G
DISASSEMBLY
1. Remove screw caps from back of seatback, and then remove
screws.
2. Pull seatback garnish down to remove it.
3. Remove headrest.
4. Remove headrest holder.
CAUTION:
Before installing headrest holder, check its orientation
(front/rear and right/left).
PIIA6311E
PIIA6307E
PIIA6308E
PIIA1158E

SE-108
FRONT SEAT

5. Remove retainer from seat cushion lower.
6. Disconnect seat heater harness connector (only with the seat heater).
7. Remove seat cushion trim and pad from seat cushion frame.
8. After removing seat cushion trim and pad, remove hog rings (non-reusable parts) to separate trim and pad
and seat heater unit.
9. Remove seat cushion bolts, and then remove seat cushion
frame.
ASSEMBLY
Assemble in the reverse order of disassembly.
Disassembly and Assembly of Seat Cushion (Power Seat)BIS0014I
DISASSEMBLY
1. Remove seat cushion outer finisher.
2. Remove seat slide & lifter switch knob and seat reclining switch
knob using a plastic spatula.
3. Remove seat switch escutcheon.
PIIB1944E
PIIB1948E
PIIB1945E
PIIB1946E

FRONT SEAT
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4. Remove retainer from seat cushion lower.
5. Disconnect seat heater harness connector (only with the seat heater).
6. Remove seat cushion trim and pad from seat cushion frame.
7. After removing seat cushion trim and pad, remove hog rings (non-reusable parts) to separate trim and pad
and seat heater unit.
8. Remove screws, and then remove the power seat switch.
9. Remove seat cushion bolts, and then remove seat cushion
frame.
10. Disconnect seat position memory unit connector (only with the position memory seat).
11. Remove seat position memory unit bolts, and then, remove seat
position memory unit (only with position memory seat).
ASSEMBLY
Assemble in the reverse order of disassembly.
Disassembly and Assembly of Seat Cushion (Massage and Power Ottoman
Seat)
BIS0014J
DISASSEMBLY
1. Remove seat cushion outer finisher.
PIIA6314E
PIIB1948E
PIIB1949E