ground INFINITI M35 2006 Factory Service Manual

SE-128
CLIMATE CONTROLLED SEAT
Revision: 2006 January2006 M35/M45
3. CHECK CLIMATE CONTROLLED SEAT RELAY POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect climate controlled seat relay.
3. Check voltage between climate controlled seat relay connector
and ground.
OK or NG
OK >> GO TO 4.
NG >> Repair or replace harness between climate controlled seat relay and ground.
4. CHECK CLIMATE CONTROLLED SEAT RELAY
Check continuity climate controlled seat relay.
OK or NG
OK >> GO TO 5.
NG >> Replace climate controlled seat relay.
Terminal
Voltage (V)
(Approx.) (+)
(–)
Climate controlled
seat relay connectorTe r m i n a l
E165
Ground Battery voltage
7
PIIB6070E
Climate controlled
seat relay connectorTerminal Condition Continuity
E163512V direct current
supply between
terminals 1and 2Ye s
No current supply No
6712V direct current
supply between
terminals 1and 2Ye s
No current supply No
SEC202B

CLIMATE CONTROLLED SEAT
SE-129
C
D
E
F
G
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J
K
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MA
B
SE
Revision: 2006 January2006 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
connectorTe r m i n a l
B284 (driver side)
B294 (passenger side)2
No
4
PIIB6071E
Terminal Continuity
Climate controlled
seat control unit
connectorTerminal
Ground Yes
B284
(driver side)
B294
(passenger side)3
PIIB6072E

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

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

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

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

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

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

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

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