2006 INFINITI M35 climate control

CLIMATE CONTROLLED SEAT
SE-137
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D
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MA
B
SE
Revision: 2006 January2006 M35/M45
2. CHECK SEATBACK THERMAL ELECTRIC DEVICE HARNESS
1. Turn ignition switch OFF.
2. Disconnect climate controlled seat control unit connector and seatback thermal electric device connector.
3. Check continuity between climate controlled seat control unit
connector and seatback thermal electric device connector.
4. Check continuity between climate controlled seat control unit connector and ground.
OK or NG
OK >> Check the condition of the harness and the connector.
NG >> Repair or replace harness between climate controlled seat control unit and seatback thermal elec-
tric device.
Seat Cushion Thermal Electric Device Sensor Circuit InspectionNIS0027W
1. CHECK CLIMATE CONTROLLED SEAT CONTROL UNIT CIRCUIT
1. Turn ignition switch ON.
2. Check voltage between climate controlled seat control unit con-
nector and ground.
OK or NG
OK >> Climate controlled seat control unit circuit is OK.
NG >> GO TO 2.
AB
Continuity Climate
controlled seat
control unit
connectorTerminalSeatback thermal
electric device
connectorTerminal
B283
(driver side)
B293
(passenger side)15 B285
(driver side)
B295
(passenger side)4
Ye s
16 6
A
GroundContinuity
Climate controlled seat
control unit connectorTerminal
B283 (driver side)
B293 (passenger side)15
No
16
PIIB6083E
Terminal
ConditionVoltage (V)
(Approx.) (+)
(–) Climate
controlled seat
control unit
connectorTe r m i n a l
B283
(driver side)
B293
(passenger side)22 GroundBlower motor
operated0.5 - 4
PIIB6084E

SE-138
CLIMATE CONTROLLED SEAT
Revision: 2006 January2006 M35/M45
2. CHECK SEAT CUSHION THERMAL ELECTRIC DEVICE SENSOR HARNESS
1. Turn ignition switch OFF.
2. Disconnect climate controlled seat control unit connector and seat cushion thermal electric device con-
nector.
3. Check continuity between climate controlled seat control unit
connector and seat cushion thermal electric device connector.
4. Check continuity between climate controlled seat control unit connector and ground.
OK or NG
OK >> GO TO 3.
NG >> Repair or replace harness between climate controlled seat control unit and seat cushion thermal
electric device.
3. CHECK SEAT CUSHION THERMAL ELECTRIC DEVICE SENSOR
Check resistance between seat cushion thermal electric device con-
nector.
OK or NG
OK >> Check the condition of the harness and the connector.
NG >> Replace seat cushion thermal electric device.
AB
Continuity Climate
controlled seat
control unit
connectorTe r m i n a lSeat cushion
thermal electric
device connectorTerminal
B283
(driver side)
B293
(passenger side)21 B285
(driver side)
B295
(passenger side)2
Ye s
22 1
A
GroundContinuity
Climate controlled seat
control unit connectorTerminal
B283 (driver side)
B293 (passenger side)21
No
22
PIIB6085E
Seat cushion thermal
electric device connectorTerminal Resistance (K)
(Approx.)
B220
(driver side)
B258
(passenger side)12 2
PIIB6086E

CLIMATE CONTROLLED SEAT
SE-139
C
D
E
F
G
H
J
K
L
MA
B
SE
Revision: 2006 January2006 M35/M45
Seatback Thermal Electric Device Sensor Circuit InspectionNIS0027X
1. CHECK CLIMATE CONTROLLED SEAT CONTROL UNIT CIRCUIT
1. Turn ignition switch ON.
2. Check voltage between climate controlled seat control unit con-
nector and ground.
OK or NG
OK >> Climate controlled seat control unit circuit is OK.
NG >> GO TO 2.
2. CHECK SEATBACK THERMAL ELECTRIC DEVICE SENSOR HARNESS
1. Turn ignition switch OFF.
2. Disconnect climate controlled seat control unit connector and seatback thermal electric device connector.
3. Check continuity between climate controlled seat control unit
connector and seatback thermal electric device connector.
4. Check continuity between climate controlled seat control unit connector and ground.
OK or NG
OK >> GO TO 3.
NG >> Repair or replace harness between climate seat control unit and seatback thermal electric device.
Terminal
ConditionVoltage (V)
(Approx.) (+)
(–) Climate
controlled seat
control unit
connectorTe r m i n a l
B283
(driver side)
B293
(passenger side)23 GroundBlower motor
operated0.5 - 4
PIIB6087E
AB
Continuity Climate
controlled seat
control unit
connectorTerminalSeatback thermal
electric device
connectorTerminal
B283
(driver side)
B293
(passenger side)23 B220
(driver side)
B258
(passenger side)1
Ye s
24 2
A
GroundContinuity
Climate controlled seat
control unit connectorTerminal
B283 (driver side)
B293 (passenger side)23
No
24
PIIB6088E

SE-140
CLIMATE CONTROLLED SEAT
Revision: 2006 January2006 M35/M45
3. CHECK SEATBACK THERMAL ELECTRIC DEVICE SENSOR
Check resistance between seatback thermal electric device connec-
tor.
OK or NG
OK >> Check the condition of the harness and the connector.
NG >> Replace seatback thermal electric device.
Climate Controlled Seat Blower Motor Circuit InspectionNIS0027Y
1. CHECK CLIMATE CONTROLLED SEAT BLOWER MOTOR CIRCUIT HARNESS
1. Turn ignition switch OFF.
2. Disconnect climate controlled seat control unit and climate controlled seat blower motor connector.
3. Check continuity between climate controlled seat control unit
connector and climate controlled seat blower motor connector.
4. Check continuity between climate controlled seat control unit connector and ground.
OK or NG
OK >> GO TO 2.
NG >> Repair or replace harness between climate controlled seat control unit and climate controlled seat
blower motor.
Seatback thermal electric
device connectorTe r m i n a l Resistance
(K)
(Approx.)
B220
(driver side)
B258
(passenger side)12 2
PIIB6086E
AB
Continuity Climate
controlled seat
control unit
connectorTe r m i n a lClimate controlled
seat blower motor
connectorTerminal
B283
(driver side)
B293
(passenger side)7
B282
(driver side)
B292
(passenger side)3
Ye s 14 2
17 4
18 1
A
GroundContinuity
Climate controlled seat
control unit connectorTerminal
B283
(driver side)
B293
(passenger side)7
No 14
17
18
PIIB6089E

CLIMATE CONTROLLED SEAT
SE-141
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Revision: 2006 January2006 M35/M45
2. CHECK CLIMATE CONTROLLED SEAT BLOWER MOTOR POWER SUPPLY CIRCUIT
1. Connect climate controlled seat control unit connector and blower motor connector.
2. Turn ignition switch ON.
3. Check voltage between climate controlled seat control unit con-
nector and ground.
OK or NG
OK >> GO TO 3.
NG >> Replace climate controlled seat control unit.
3. CHECK CLIMATE CONTROLLED SEAT BLOWER MOTOR SPEED CONTROL SIGNAL CIRCUIT
Check voltage between climate controlled seat control unit connec-
tor and ground.
OK or NG
OK >> GO TO 4.
NG >> Replace climate controlled seat control unit.
Terminal
ConditionVoltage (V)
(Approx.) (+)
(–) Climate
controlled
seat control unit
connectorTerminal
B283
(driver side)
B293
(passenger
side)14 GroundClimate
controlled
seat switchHEAT or
COOL5.5 -
Battery voltage
Other than above. 0
PIIB6090E
Terminal
ConditionVoltage (V)
(Approx.) (+)
(–) Climate
controlled
seat control
unit connectorTerminal
B283
(driver side)
B293
(passenger
side)17 GroundClimate
controlled
seat switchHEAT or
COOL4.5 - 8.0
Other than above. 0
PIIB6091E

SE-142
CLIMATE CONTROLLED SEAT
Revision: 2006 January2006 M35/M45
4. CHECK CLIMATE CONTROLLED SEAT BLOWER MOTOR TACHOMETER SIGNAL CIRCUIT
Check voltage between climate controlled seat control unit connec-
tor and ground.
OK or NG
OK >> Climate controlled seat blower motor circuit is OK.
NG >> Replace climate controlled seat blower motor.
Climate Controlled Seat Control Unit InspectionNIS0027Z
1. CHECK THE CLIMATE CONTROLLED SEAT CONTROL UNIT
Does the heater operate normally when the driver side or passenger side climate controlled seat control unit is
exchanged?
YES or NO
YES >> Climate controlled seat control unit is OK.
NO >> Replace climate controlled seat control unit.
Terminal
ConditionVoltage (V)
(Approx.) (+)
(–) Climate
controlled
seat control
unit connectorTerminal
B283
(driver side)
B293
(passenger
side)18 GroundClimate
controlled
seat switchHEAT or
COOL4.5 - 8.0
Other than above. 0
PIIB6092E

SE-164
FRONT SEAT
Revision: 2006 January2006 M35/M45
1. Front leg cover 2. Rear leg cover 3. Headrest
4. Seatback board 5. Seat speaker grill 6. Headrest holder (free)
7. Headrest holder (locked) 8. Seatback upper finisher 9. Side air bag module
10. Reclining device cover 11. Seatback trim 12. Seatback pad
13. Seatback frame 14. Seat speaker 15. Seatback thermal electrical device
(TED) assembly
16. Seat cushion rear finisher
(Climate controlled seat model)17. Seat cushion front finisher 18. Seat slide switch knob
19. Seat reclining switch knob 20. Seat cushion outer finisher 21. Lumber support switch assembly
22. Seat cushion lower finisher 23. Seat cushion inner finisher 24.Seat cushion pad
25. Seat cushion trim 26. Seat cushion finisher B 27. Seat cushion frame
28. Seat cushion thermal electrical
device (TED) assembly29. Blower motor assembly 30. Climate controlled seat control unit
31. Seat control switch 32. Driver seat control unit 33. Seat cushion finisher C
34. Seat harness 35. Seat belt buckle 36. Seat adjuster assembly

SE-166
FRONT SEAT
Revision: 2006 January2006 M35/M45
1. Front leg cover 2. Rear leg cover 3. Headrest
4. Seatback board 5. Seat speaker grill 6. Headrest holder (free)
7. Headrest holder (locked) 8. Seatback upper finisher 9. Side air bag module
10. Reclining device cover 11. Seatback trim 12. Seatback pad
13. Seatback frame 14. Seat speaker 15. Seatback thermal electrical device
(TED) assembly
16. Seat cushion rear finisher
(Climate controlled seat model)17. Seat cushion front finisher 18. Seat cushion slide switch
19. Seat reclining switch 20. Seat cushion outer finisher 21. Seat inner finisher
22. Seat cushion finisher B 23. Blower motor assembly 24. Seat cushion thermal electrical
device (TED) assembly
25. Climate controlled seat control unit 26. Seat cushion finisher C 27. Seat harness assembly
28. Seat belt buckle 29. Seat cushion assembly