lock NISSAN TEANA 2003 Service Manual

SE-62
HEATED SEAT

Passenger Side
LOW FUNCTION
When front heated seat switch (passenger side) is in LOW position, power is supplied

through front heated seat switch (passenger side) terminal 2

to seat heater (passenger side) terminals 21.
And, ground is supplied

to seat heater terminal 20

through grounds B214 and B217.
Then seat heater (passenger side) LOW function is activated.
At this time ground is supplied

to front heated seat switch (passenger side) terminal 4

through grounds M71 and M72.
Then indicator illuminates in front heated seat switch (passenger side).
HIGH FUNCTIN
When front heated seat switch (passenger side) is in HIGH position, power is supplied

through front heated seat switch (passenger side) terminal 3

to seat heater (passenger side) terminals 22.
And, ground is supplied

to seat heater terminal 20

through grounds B214 and B217.
Then seat heater (passenger side) HIGH function is activated.
At this time ground is supplied

to front heated seat switch (passenger side) terminal 4

through grounds M71 and M72.
Then indicator illuminates in front heated seat switch (passenger side).
REAR HEATED SEAT
When ignition switch is ON, heated seat relay activates.
Then power is supplied

through 10A fuse [No. 3, located in fuse block (J/B)]

through heated seat relay terminals 6 and 7

to heated seat control unit terminal 41 and

to rear heated seat switch LH terminal 22 and RH terminal 30.
Ground is supplied at all times

to heated seat control unit terminal 42

through grounds B16 and B17.
LH Side
LOW FUNCTION
When rear heated seat switch LH is in LOW position, ground is supplied

to heated seat control unit terminal 20

through rear heated seat switch LH terminals 20 and 21

through grounds B16 and B17.
And, power is supplied

through heated seat control unit terminal 36

to seat heater LH terminal 36
ground is supplied

to seat heater LH terminal 39

through grounds B16 and B17.
Then seat heater LH LOW function is activated.
At this time ground is supplied

to rear heated seat switch LH terminal 23

HEATED SEAT
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Check Heated Seat Control Unit Power Supply and Ground Circuit BIS0013K
1. CHECK FUSE
Check the following fuses.
OK or NG
OK >> GO TO 2.
NG >> If fuse is blown, be sure to eliminate cause of malfunction before installing new fuse, refer to PG-
3, "POWER SUPPLY ROUTING CIRCUIT" .
2. CHECK HEATED SEAT RELAY
Check voltage between heated seat relay harness connector and ground.
OK or NG
OK >> GO TO 3.
NG >> Repair or replace harness between fuse and heated
seat relay.
3. CHECK HEATED SEAT RELAY
1. Turn ignition switch OFF.
2. Disconnect heated seat relay connector.
3. Check continuity between terminals.
OK or NG
OK >> GO TO 4.
NG >> Replace heated seat relay.
Component parts Fuse No. Ampere
Fuse block (J/B)3
10A 8
12
ConnectorTerminal
(Wire color)
ConditionVoltage [V]
(Approx.)
(+) (–)
M792 (G)
Ground IGN ON Battery voltage 5 (L)
7 (L)
PIIB2144E
Terminal
Condition Continuity
(+) (–)
3512V direct current supply between terminals
1 and 2.Ye s
No current supply No
6712V direct current supply between terminals
1 and 2.Ye s
No current supply No
SEC202B

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

SE-90
AIR MASSAGE SEAT

Component Parts and Harness Connector LocationBIS0013S
PIIB8710E
1. Fuse block (J/B) 2.a: Air massage seat pump
b: Air massage seat control unit
(Air massage seat solenoid is unified)
B320

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

AIR MASSAGE SEAT
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Check Front Air Massage Seat Switch Circuit BIS00146
1. CHECK FRONT AIR MASSAGE SEAT SWITCH CIRCUIT 1
1. Turn ignition switch OFF.
2. Disconnect front air massage seat switch connector.
3. Turn ignition switch ON.
4. Check voltage between front air massage seat switch harness
connector M90 terminal 1 and ground.
OK or NG
OK >> GO TO 2.
NG >> Check harness between front air massage seat switch
and fuse block.
2. CHECK FRONT AIR MASSAGE SEAT SWITCH CIRCUIT 2
1. Turn ignition switch OFF.
2. Connect front air massage seat switch connector.
3. Turn ignition switch ON.
4. Check voltage between front air massage seat switch harness
connector and ground.
OK or NG
OK >> GO TO 4.
NG >> GO TO 3.
3. CHECK FRONT AIR MASSAGE SEAT SWITCH
1. Turn ignition switch OFF.
2. Disconnect front air massage seat switch connector.
3. Check continuity between front air massage seat switch termi-
nals.
OK or NG
OK >> GO TO 4.
NG >> Replace front air massage seat switch.1 (GR) – Ground : Battery voltage.
PIIB2085E
ConnectorTerminals
(Wire color)
Switch conditionVoltage [V]
(Approx.)
(+) (-)
M902 (BR/Y)
GroundLOW position
Battery voltage
3 (LG/R) HIGH position
PIIB2086E
Terminal Switch condition Continuity
1 - 2LOW position. Yes
Except above. No
1 - 3HIGH position. Yes
Except above. No
PIIB2087E

SE-98
FRONT SEAT

1. Screw cap 2. Screw 3. Seatback garnish
4. Headrest 5. Headrest holder (locked) 6. Headrest holder (free)
7. Side air bag module 8. Seatback frame 9. Nut
10. Seat cushion frame 11. Bolt 12. Seatback pad
13. Seatback trim 14. Seat cushion pad 15. Seat heater unit
16. Seat cushion trim 17. Anchor bolt 18. Seat belt buckle
19. Seat harness assembly 20. Seat adjusting assembly 21. Seat cushion outer finisher
22. Seat lifter lever knob (driver side
only)23. Screw (driver side only) 24. Seat lifter lever cover (driver side only)
25. Seat sliding outer cover 26. Clip (C101) 27. Seat reclining lever knob
28. Snap pin 29. Bolt

SE-100
FRONT SEAT

1. Screw cap 2. Screw 3. Seatback garnish
4. Headrest 5. Headrest holder (locked) 6. Headrest holder (free)
7. Side air bag module 8. Seatback frame 9. Nut
10. Seat cushion frame 11. Bolt 12. Seatback pad
13. Seat heater unit 14. Seatback trim 15. Seat cushion pad
16. Seat cushion trim 17. Anchor bolt 18. Seat belt buckle
19. Seat harness assembly 20. Seat adjusting assembly 21. Seat sliding outer cover
22. Bolt 23. Seat slide & lifter switch knob 24. Seat switch assembly
25. Seat switch escutcheon 26. Seat reclining switch knob 27. Seat cushion outer finisher
28. Bracket 29. Memory control unit 30. Bolt

SE-102
FRONT SEAT

1. Screw cap 2. Screw 3. Seatback garnish
4. Headrest 5. Headrest holder (locked) 6. Headrest holder (free)
7. Side air bag module 8. Seatback frame 9. Massage clip
10. Seatback pad 11. Nut 12. Seat heater unit
13. Air bladder (upper) 14. Air bladder (lower) 15. Seatback trim
16. Seat cushion pad 17. Seat cushion trim 18. Seat belt buckle
19. Anchor bolt 20. Bolt 21. Seat adjusting assembly
22. Seat harness assembly 23. Bush clip 24. Massage unit cover
25. Air pump 26. Air tube connector 27. Nut
28. Air valve 29. Seat sliding outer cover 30. Air massage bracket
31. Bolt 32. Bolt 33. Air tube connector
34. Air tube 35. Bolt 36. Ottoman unit
37. Ottoman assembly 38. Rear link outer cover 39. Front link outer cover
40. Rear link outer cover 41. Front link inner cover 42. Seat slide & lifter switch knob
43. Seat reclining switch knob 44. Seat switch escutcheon 45. Seat switch assembly
46. Seat cushion frame 47. Seat cushion outer finisher

FRONT SEAT
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8. Remove seat cushion trim and pad from seat cushion frame.
9. After removing seat cushion trim and pad, remove hog rings (non-reusable parts) to separate trim and pad
and seat heater unit.
10. Remove screws, and then remove the power seat switch.
11. Remove seat cushion bolts, and then remove seat cushion
frame.
12. Disconnect air valve connector and then, disconnect pump tube connector.
13. Remove air valve nuts, and then remove air valve.
14. Disconnect dual-lock fastener, and then air pump.
ASSEMBLY
Assemble in the reverse order of disassembly.
PIIB1948E
PIIB1950E