2007 INFINITI M35 Factory Service Manual

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Page 4337 of 4647

INFINITI M35 2007 Factory Service Manual SE-138
CLIMATE CONTROLLED SEAT
Revision: 2007 April2007 M35/M45
2. CHECK SEATBACK THERMAL ELECTRIC DEVICE HARNESS
1. Turn ignition switch OFF.
2. Disconnect climate controlled seat control unit connec

Page 4338 of 4647

INFINITI M35 2007 Factory Service Manual CLIMATE CONTROLLED SEAT
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Revision: 2007 April2007 M35/M45
2. CHECK SEAT CUSHION THERMAL ELECTRIC DEVICE SENSOR HARNESS
1. Turn ignition switch OFF.
2. Disconnect climat

Page 4339 of 4647

INFINITI M35 2007 Factory Service Manual SE-140
CLIMATE CONTROLLED SEAT
Revision: 2007 April2007 M35/M45
Check Seatback Thermal Electric Device Sensor Circuit NIS0027X
1. CHECK CLIMATE CONTROLLED SEAT CONTROL UNIT CIRCUIT
1. Turn ignition sw

Page 4340 of 4647

INFINITI M35 2007 Factory Service Manual CLIMATE CONTROLLED SEAT
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Revision: 2007 April2007 M35/M45
3. CHECK SEATBACK THERMAL ELECTRIC DEVICE SENSOR
Check resistance between seatback thermal electric device con

Page 4341 of 4647

INFINITI M35 2007 Factory Service Manual SE-142
CLIMATE CONTROLLED SEAT
Revision: 2007 April2007 M35/M45
2. CHECK CLIMATE CONTROLLED SEAT BLOWER MOTOR POWER SUPPLY CIRCUIT
1. Connect climate controlled seat control unit connector and blower

Page 4342 of 4647

INFINITI M35 2007 Factory Service Manual CLIMATE CONTROLLED SEAT
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Revision: 2007 April2007 M35/M45
Check Climate Controlled Seat Control UnitNIS0027Z
1. CHECK THE CLIMATE CONTROLLED SEAT CONTROL UNIT
Does the

Page 4343 of 4647

INFINITI M35 2007 Factory Service Manual SE-144
HEATED SEAT
Revision: 2007 April2007 M35/M45
HEATED SEATPFP:87335
Component Parts and Harness Connector LocationNIS00280
System Description NIS00281
NOTE:
When handling seat, be extremely care

Page 4344 of 4647

INFINITI M35 2007 Factory Service Manual HEATED SEAT
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When rear heated seat switch (LH, RH) is LOW position, ground is suppled
to rear seat control unit terminal 18,
through

HEATED SEAT
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When rear heated seat switch (LH, RH) is LOW position, ground is suppled
to rear seat control unit terminal 18,
through rear heated seat switch terminal 2,
through rear heated seat switch terminal 3,
through body grounds B5, B40 and B131
Then rear seat control unit recognizes that rear heated seat switch is LOW position.
When rear heated seat switch is LOW position, power is supplied
through rear seat control unit terminal 6,
through rear seat cushion heater terminal 2,
through rear seat cushion heater terminal 3,
to rear seatback heater terminal 1.
Then ground is suppled
to rear seatback heater terminal 2.
through body grounds B5, B40 and B131.
With power and ground supplied, rear heated seat is operated.
When rear heated seat switch is in LOW position, ground is supplied
to rear heated seat switch terminal 5,
through rear seat control unit terminal 14,
through rear seat control unit terminal 13,
through body grounds B5, B40 and B131.
With power and ground supplied, rear heated seat switch LOW position indicator is illuminated
When rear heated seat switch (LH, RH) is in HIGH position, ground is suppled
to rear seat control unit terminal 17,
through rear heated seat switch terminal 1,
through rear heated seat switch terminal 3,
through body grounds B5, B40 and B131
Then rear seat control unit recognizes that rear heated seat switch is in HIGH position.
When rear heated seat switch is in HIGH position, power is supplied
through rear seat control unit terminal 5,
through rear seat cushion heater terminal 1,
through rear seat cushion heater terminal 3,
to rear seatback heater terminal 1.
Then ground is suppled
to rear seatback heater terminal 2.
through body grounds B5, B40 and B131.
to rear seat cushion heater terminal 2,
through rear seat control unit terminal 6,
through rear seat control unit terminal 8,
through body grounds B5, B40 and B131.
With power and ground supplied, rear heated seat generates heat more than the time of LOW position.
When rear heated seat switch is in HIGH position, ground is supplied
to rear heated seat switch terminal 4,
through rear seat control unit terminal 9,
through rear seat control unit terminal 13,
through body grounds B5, B40 and B131.
With power and ground supplied rear heated seat switch HIGH position indicator is illuminated.

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