INFINITI M35 2006 Factory Service Manual
Manufacturer: INFINITI, Model Year: 2006, Model line: M35, Model: INFINITI M35 2006Pages: 5621, PDF Size: 65.56 MB
Page 5311 of 5621
SE-130
CLIMATE CONTROLLED SEAT
Revision: 2006 January2006 M35/M45
Climate Controlled Seat Switch Power Supply Circuit InspectionNIS0027R
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
connectorTerminal
B283
(driver side)
B293
(passenger side)11 Ground Battery voltage
PIIB6073E
AB
Continuity Climate controlled
seat control unit
connectorTerminalClimate controlled
seat switch
connectorTe r m i n a l
B283 11 E20 1 Yes
AC
Continuity Climate controlled
seat control unit
connectorTerminalClimate controlled
seat switch
connectorTerminal
B293 11 E19 1 Yes
A
GroundContinuity Climate controlled
seat control unit
connector
11
B283 (driver side)
B293 (passenger side)No
PIIB6074E
Page 5312 of 5621
CLIMATE CONTROLLED SEAT
SE-131
C
D
E
F
G
H
J
K
L
MA
B
SE
Revision: 2006 January2006 M35/M45
Climate Controlled Seat Switch Circuit InspectionNIS0027S
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.
OK or NG
OK >> GO TO 2.
NG >> Replace climate controlled seat switch.
Climate
controlled seat
switch connectorTerminal Condition Continuity
B20
(driver side)*
B19
(passenger side)13Climate controlled
seat switchH E AT Ye s
Other than above. No
2Climate controlled
seat switchCOOL Yes
Other than above. No
PIIB6075E
Page 5313 of 5621
SE-132
CLIMATE CONTROLLED SEAT
Revision: 2006 January2006 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
connectorTe r m i n a lClimate controlled
seat switch
connectorTerminal
B28310
E203
Ye s
20 2
AC
Continuity Climate
controlled seat
control unit
connectorTe r m i n a lClimate controlled
seat switch
connectorTerminal
B29310
E193
Ye s
20 2
A
GroundContinuity
Climate controlled seat
control unit connectorTerminal
B283 (driver side)
B293 (passenger side)10
No
20
PIIB6076E
Page 5314 of 5621
CLIMATE CONTROLLED SEAT
SE-133
C
D
E
F
G
H
J
K
L
MA
B
SE
Revision: 2006 January2006 M35/M45
Climate Controlled Seat Switch Indicator Circuit InspectionNIS0027T
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 5315 of 5621
SE-134
CLIMATE CONTROLLED SEAT
Revision: 2006 January2006 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
connectorTe r m i n a lClimate controlled
seat switch
connectorTerminal
B2838
E205
Ye s
94
AC
Continuity Climate
controlled seat
control unit
connectorTe r m i n a lClimate controlled
seat switch
connectorTerminal
B2938
E195
Ye s
94
A
GroundContinuity
Climate controlled seat
control unit connectorTerminal
B283 (driver side)
B293 (passenger side)8
No
9
PIIB6078E
Page 5316 of 5621
CLIMATE CONTROLLED SEAT
SE-135
C
D
E
F
G
H
J
K
L
MA
B
SE
Revision: 2006 January2006 M35/M45
3. CHECK CLIMATE COMTROLLED SEAT SWICH INDICATOR
Check continuity between climate controlled seat switch.
OK or NG
OK >> Check the condition of the harness and the connector.
NG >> Replace climate controlled seat switch.
Seat Cushion Thermal Electric Device Circuit InspectionNIS0027U
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
(+) (–)
B20 (driver side)*
B19 (passenger side)4
6No
5
64
Ye s
5
PIIB6079E
Terminal
ConditionVoltage (V)
(Approx.) (+)
(–) Climate
controlled seat
control unit
connectorTerminal
B283
(driver side)
B293
(passenger
side)5
GroundClimate
controlled
seat switchHEAT 0 - Battery voltage
Other than above. 0
6Climate
controlled
seat switchCOOL 0 - Battery voltage
Other than above. 0
PIIB6080E
Page 5317 of 5621
SE-136
CLIMATE CONTROLLED SEAT
Revision: 2006 January2006 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.
Seatback Thermal Electric Device Circuit InspectionNIS0027V
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
connectorTe r m i n a lSeat 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
Te r m i n a l
ConditionVoltage (V)
(Approx.) (+)
(–) Climate
controlled
seat control
unit connectorTerminal
B283
(driver side)
B293
(passenger
side)15
GroundClimate
controlled
seat switchHEAT0 - Battery
voltage
Other than above. 0
16Climate
controlled
seat switchCOOL0 - Battery
voltage
Other than above. 0
PIIB6082E
Page 5318 of 5621
CLIMATE CONTROLLED SEAT
SE-137
C
D
E
F
G
H
J
K
L
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
Page 5319 of 5621
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
Page 5320 of 5621
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