climate control INFINITI M35 2007 Factory Owner's Guide
[x] Cancel search | Manufacturer: INFINITI, Model Year: 2007, Model line: M35, Model: INFINITI M35 2007Pages: 4647, PDF Size: 93.69 MB
Page 4329 of 4647
SE-130
CLIMATE CONTROLLED SEAT
Revision: 2007 April2007 M35/M45
5. CHECK CLIMATE CONTROLLED SEAT CONTROL UNIT HARNESS CIRCUIT
1. Check continuity between climate controlled seat control unit
connector and climate controlled seat relay connector.
2. Check continuity between climate controlled seat control unit connector and ground.
OK or NG
OK >> Check the condition of the harness and connector.
NG >> Repair or replace harness between climate controlled seat control unit and climate controlled seat
relay.
6. CHECK CLIMATE CONTROLLED SEAT CONTROL UNIT GROUND CIRCUIT
Check continuity between climate controlled seat control unit con-
nector and ground.
OK or NG
OK >> Climate controlled seat control unit power supply and ground circuit is OK.
NG >> Repair or replace harness between climate controlled seat control unit and ground.
AB
Continuity Climate controlled
seat control unit
connectorTerminalClimate controlled
seat relay
connectorTerminal
B284
(driver side)2
E166
Ye s 4
B294
(passenger side)2
3
4
A
GroundContinuity Climate controlled
seat control unit
connectorTerminal
B284 (driver side)
B294 (passenger side)2
No
4
PIIB6071E
Terminal Continuity
Climate controlled
seat control unit
connectorTe r m i n a l
Ground Yes
B284
(driver side)
B294
(passenger side)3
PIIB6072E
Page 4330 of 4647
CLIMATE CONTROLLED SEAT
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Revision: 2007 April2007 M35/M45
Check Climate Controlled Seat Switch Power Supply CircuitNIS0027R
1. CHECK CLIMATE CONTROLLED SEAT CONTROL UNIT POWER SUPPLY
1. Turn ignition switch ON.
2. Check voltage between climate controlled seat control unit and
ground.
OK or NG
OK >> GO TO 2.
NG >> Replace climate controlled seat control unit.
2. CHECK CLIMATE CONTROLLED SEAT SWITCH POWER SUPPLY
1. Turn ignition switch OFF.
2. Disconnect climate controlled seat control unit and climate controlled seat switch connector.
3. Check continuity between climate controlled seat control unit
connector and climate controlled seat switch connector.
–Driver side
–Passenger side
4. Check continuity between climate controlled seat control unit
connector and ground.
OK or NG
OK >> Climate controlled seat control unit power supply circuit is OK.
NG >> Repair or replace harness between climate controlled seat control unit and climate controlled seat
switch.
Terminal
Voltage (V)
(Approx.) (+)
(–) Climate controlled
seat control unit
connectorTe r m i n a l
B283
(driver side)
B293
(passenger side)11 Ground Battery voltage
PIIB6073E
AB
Continuity Climate controlled
seat control unit
connectorTe r m i n a lClimate controlled
seat switch
connectorTerminal
B283 11 B430 1 Yes
AC
Continuity Climate controlled
seat control unit
connectorTerminalClimate controlled
seat switch
connectorTerminal
B293 11 B429 1 Yes
A
GroundContinuity Climate controlled
seat control unit
connector
11
B283 (driver side)
B293 (passenger side)No
PIIB6074E
Page 4331 of 4647
SE-132
CLIMATE CONTROLLED SEAT
Revision: 2007 April2007 M35/M45
Check Climate Controlled Seat Switch Circuit NIS0027S
1. CHECK CLIMATE CONTROLLED SEAT SWITCH
1. Turn ignition switch OFF.
2. Disconnect climate controlled seat switch connector.
3. Check continuity between climate controlled seat switch.
*: Driver side
OK or NG
OK >> GO TO 2.
NG >> Replace climate controlled seat switch.
Climate
controlled seat
switch connectorTerminal Condition Continuity
B430
(driver side)
B429
(passenger side)13Climate controlled
seat switchHEAT Yes
Other than above. No
2Climate controlled
seat switchCOOL Yes
Other than above. No
PIIB6075E
Page 4332 of 4647
CLIMATE CONTROLLED SEAT
SE-133
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B
SE
Revision: 2007 April2007 M35/M45
2. CHECK CLIMATE CONTROLLED SEAT SWITCH HARNESS CIRCUIT
1. Disconnect climate controlled seat control unit connector.
2. Check continuity between climate controlled seat control unit
connector and climate controlled seat switch connector.
–Driver side
–Passenger side
3. Check continuity between climate controlled seat control unit
connector and ground.
OK or NG
OK >> Replace climate controlled seat control unit.
NG >> Repair or replace harness between climate controlled seat control unit and climate controlled seat
switch.
AB
Continuity Climate
controlled seat
control unit
connectorTerminalClimate controlled
seat switch
connectorTerminal
B28310
B4303
Ye s
20 2
AC
Continuity Climate
controlled seat
control unit
connectorTerminalClimate controlled
seat switch
connectorTerminal
B29310
B4293
Ye s
20 2
A
GroundContinuity
Climate controlled seat
control unit connectorTerminal
B283 (driver side)
B293 (passenger side)10
No
20
PIIB6076E
Page 4333 of 4647
SE-134
CLIMATE CONTROLLED SEAT
Revision: 2007 April2007 M35/M45
Check Climate Controlled Seat Switch Indicator CircuitNIS0027T
1. CHECK CLIMATE CONTROLLED SEAT CONTROL UNIT CUIRCUIT
1. Turn ignition switch ON.
2. Check voltage between climate controlled seat switch connector
and ground.
OK or NG
OK >> GO TO 2.
NG >> Replace climate controlled seat control unit.
Terminal
ConditionVoltage (V)
(Approx.) (+)
(–) Climate
controlled
seat control
unit connectorTerminal
B283
(driver side)
B293
(passenger
side)8
GroundClimate
controlled
seat switchHEAT Battery voltage
Other than above. 0
9Climate
controlled
seat switchCOOL Battery voltage
Other than above. 0
PIIB6077E
Page 4334 of 4647
CLIMATE CONTROLLED SEAT
SE-135
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Revision: 2007 April2007 M35/M45
2. CHECK CLIMATE CONTROLLED SEAT SWITCH HARNESS CURCUIT
1. Turn ignition switch OFF.
2. Disconnect climate controlled seat switch and climate controlled seat control unit connector.
3. Check continuity between climate controlled seat control unit
connector and climate controlled seat switch.
–Driver side
–Passenger side
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 climate controlled seat
switch.
AB
Continuity Climate
controlled seat
control unit
connectorTerminalClimate controlled
seat switch
connectorTerminal
B2838
B4305
Ye s
94
AC
Continuity Climate
controlled seat
control unit
connectorTerminalClimate controlled
seat switch
connectorTerminal
B2938
B4295
Ye s
94
A
GroundContinuity
Climate controlled seat
control unit connectorTerminal
B283 (driver side)
B293 (passenger side)8
No
9
PIIB6078E
Page 4335 of 4647
SE-136
CLIMATE CONTROLLED SEAT
Revision: 2007 April2007 M35/M45
3. CHECK CLIMATE COMTROLLED SEAT SWICH INDICATOR
Check continuity between climate controlled seat switch.
*: Driver side
OK or NG
OK >> Check the condition of the harness and the connector.
NG >> Replace climate controlled seat switch.
Check Seat Cushion Thermal Electric Device Circuit NIS0027U
1. CHECK SEAT CUSHION THERMAL ELECTRIC DEVICE POWER SUPPLY CIRCUIT
1. Turn ignition switch ON.
2. Check voltage between climate controlled seat control unit con-
nector and ground.
OK or NG
OK >> Seat cushion thermal electric device circuit is OK.
NG >> GO TO 2.
Climate controlled seat switch
connectorTerminal Continuity
(+) (–)
B430 (driver side)
B429 (passenger side)4
6No
5
64
Ye s
5
PIIB6079E
Terminal
ConditionVoltage (V)
(Approx.) (+)
(–) Climate
controlled seat
control unit
connectorTe r m i n a l
B283
(driver side)
B293
(passenger
side)5
GroundClimate
controlled
seat switchHEAT or
COOL0 - Battery
voltage
Other than above. 0
6Climate
controlled
seat switchCOOL or
HEAT0 - Battery volt-
age
Other than above. 0
PIIB6080E
Page 4336 of 4647
CLIMATE CONTROLLED SEAT
SE-137
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J
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SE
Revision: 2007 April2007 M35/M45
2. CHECK SEAT CUSHION THERMAL ELECTRIC DEVICE 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 >> Check the condition of the harness and the connector.
NG >> Repair or replace harness between climate controlled seat control unit and seat cushion thermal
electric device.
Check Seatback Thermal Electric Device CircuitNIS0027V
1. CHECK SEATBACK THERMAL ELECTRIC DEVICE POWER SUPPLY CIRCUIT
1. Turn ignition switch ON.
2. Check voltage between climate controlled seat control unit con-
nector and ground.
OK or NG
OK >> Seatback thermal electric device circuit is OK.
NG >> GO TO 2.
AB
Continuity Climate
controlled seat
control unit
connectorTerminalSeat cushion
thermal electric
device
connectorTerminal
B283
(driver side)
B293
(passenger side)5 B285
(driver side)
B295
(passenger side)4
Ye s
66
A
GroundContinuity
Climate controlled seat
control unit connectorTerminal
B283 (driver side)
B293 (passenger side)5
No
6
PIIB6081E
Terminal
ConditionVoltage (V)
(Approx.) (+)
(–) Climate
controlled
seat control
unit connectorTerminal
B283
(driver side)
B293
(passenger
side)15
GroundClimate
controlled
seat switchHEAT or
COOL0 - Battery
voltage
Other than above. 0
16Climate
controlled
seat switchCOOL or
HEAT0 - Battery
voltage
Other than above. 0
PIIB6082E
Page 4337 of 4647
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 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.
Check Seat Cushion Thermal Electric Device Sensor CircuitNIS0027W
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
connectorTe r m i n a lSeatback 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
connectorTerminal
B283
(driver side)
B293
(passenger side)22 GroundBlower motor
operated0.5 - 4
PIIB6084E
Page 4338 of 4647
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 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
connectorTerminalSeat 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 connectorTe r m i n a l Resistance (KΩ)
(Approx.)
B220
(driver side)
B258
(passenger side)12 2
PIIB6086E