ignition NISSAN TEANA 2008 Service Manual
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Page 3902 of 5121
![NISSAN TEANA 2008 Service Manual SE-38
< COMPONENT DIAGNOSIS >[WITH VENTILATION SEAT]
HEATED SEAT SWITCH INDICATOR
4. Check continuity between front heated seat switch harness connector and ground.
Is the inspection result normal?
YE NISSAN TEANA 2008 Service Manual SE-38
< COMPONENT DIAGNOSIS >[WITH VENTILATION SEAT]
HEATED SEAT SWITCH INDICATOR
4. Check continuity between front heated seat switch harness connector and ground.
Is the inspection result normal?
YE](/img/5/57391/w960_57391-3901.png)
SE-38
< COMPONENT DIAGNOSIS >[WITH VENTILATION SEAT]
HEATED SEAT SWITCH INDICATOR
4. Check continuity between front heated seat switch harness connector and ground.
Is the inspection result normal?
YES >> Replace front ventilation seat control unit. Refer to SE-93, "Disassembly and Assembly".
NO >> Repair or replace harness.
FRONT SEAT : Component InspectionINFOID:0000000003841925
1.CHECK FRONT HEATED SEAT SWITCH
1. Turn ignition OFF.
2. Disconnect front heated seat switch connector.
3. Check front heated seat switch terminals.
*For a digital tester.
NOTE:
When check is performed using an analog tester, the polarity (+) and (–) becomes inverse.
Is the inspection result normal?
YES >> Front heated seat switch is OK.
NO >> Replace front heated seat switch. Refer to SE-104, "
FRONT SEAT : Removal and Installation".
REAR SEAT
REAR SEAT : DescriptionINFOID:0000000003851305
Turns ON the indicator that indicates the operating status of rear heated seat LO or HI mode.
REAR SEAT : Component Function CheckINFOID:0000000003851306
1.CHECK FUNCTION
Check that the related indicator lamp illuminates when rear heated seat switch is set to LO or HI mode.
Is the inspection result normal?
YES >> Rear heated seat switch indicator function is OK.
NO >> Refer to SE-39, "
REAR SEAT : Diagnosis Procedure".
Front heated seat switch Front ventilation seat control unit
Continuity
Connector Terminal Connector Terminal
Driver sideLO
M2065
B46754
Existed HI 4 53
Passenger sideLO
M2075
B44354
HI 4 53
Front heated seat switch
GroundContinuity
Connector Terminal
Driver sideLO
M2065
Not existed HI 4
Passenger sideLO
M2075
HI 4
Te r m i n a l
Continuity
Front heated seat switch (+)* (–)*
Driver sideLO indicator
65
Existed HI indicator 4
Passenger sideLO indicator
65
HI indicator 4
Page 3903 of 5121
![NISSAN TEANA 2008 Service Manual HEATED SEAT SWITCH INDICATOR
SE-39
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REAR SEAT : Diagnosis ProcedureINFOID:0000000003844064
1.CHECK REAR HEATED SEAT SWITCH NISSAN TEANA 2008 Service Manual HEATED SEAT SWITCH INDICATOR
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REAR SEAT : Diagnosis ProcedureINFOID:0000000003844064
1.CHECK REAR HEATED SEAT SWITCH](/img/5/57391/w960_57391-3902.png)
HEATED SEAT SWITCH INDICATOR
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REAR SEAT : Diagnosis ProcedureINFOID:0000000003844064
1.CHECK REAR HEATED SEAT SWITCH INDIACTOR
Check rear heated seat switch indicator.
Which side of the indicator does not turn ON?
Only LO mode or HI mode.>>GO TO 3.
Both LO mode and HI mode.>>GO TO 2.
2.CHECK REAR HEATED SEAT SWITCH INDICATOR POWER SUPPLY
1. Turn ignition switch OFF.
2. Disconnect rear heated seat switch connector.
3. Turn ignition switch ON.
4. Check voltage between rear heated seat switch harness connector and ground.
Is the inspection result normal?
YES >> GO TO 3.
NO >> Repair or replace harness.
3.CHECK REAR HEATED SEAT SWITCH
Check rear heated seat switch.
Refer to SE-40, "
REAR SEAT : Component Inspection".
Is the inspection result normal?
YES-1 >> LO or HI mode is NG: GO TO 4.
YES-2 >> LO and HI modes are NG: INSPECTION END
NO >> Replace rear heated seat switch. Refer to SE-105, "
REAR SEAT : Removal and Installation".
4.CHECK REAR HEATED SEAT SWITCH INDICATOR CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect rear ventilation seat control unit connector.
3. Check continuity between rear heated seat switch harness connector and rear ventilation seat control unit
harness connector.
4. Check continuity between rear heated seat switch harness connector and ground.
Is the inspection result normal?
(+)
(–)Voltage (V)
(Approx.) Rear heated seat switch
Connector Terminal
LH B494
6 Ground Battery voltage
RH B505
Rear heated seat switch Rear ventilation seat control unit
Continuity
Connector Terminal Connector Terminal
LHLO
B4945
B49154
Existed HI 4 53
RHLO
B5055
B50254
HI 4 53
Rear heated seat switch
GroundContinuity
Connector Terminal
LHLO
B4945
Not existed HI 4
RHLO
B5055
HI 4
Page 3904 of 5121
![NISSAN TEANA 2008 Service Manual SE-40
< COMPONENT DIAGNOSIS >[WITH VENTILATION SEAT]
HEATED SEAT SWITCH INDICATOR
YES >> Replace rear ventilation seat control unit. Refer to SE-100, "Disassembly and Assembly".
NO >> Repair or replac NISSAN TEANA 2008 Service Manual SE-40
< COMPONENT DIAGNOSIS >[WITH VENTILATION SEAT]
HEATED SEAT SWITCH INDICATOR
YES >> Replace rear ventilation seat control unit. Refer to SE-100, "Disassembly and Assembly".
NO >> Repair or replac](/img/5/57391/w960_57391-3903.png)
SE-40
< COMPONENT DIAGNOSIS >[WITH VENTILATION SEAT]
HEATED SEAT SWITCH INDICATOR
YES >> Replace rear ventilation seat control unit. Refer to SE-100, "Disassembly and Assembly".
NO >> Repair or replace harness.
REAR SEAT : Component InspectionINFOID:0000000003844065
1.CHECK REAR HEATED SEAT SWITCH
1. Turn ignition OFF.
2. Disconnect rear heated seat switch connector.
3. Check rear heated seat switch terminals.
*For a digital tester.
NOTE:
When check is performed using an analog tester, the polarity (+) and (–) becomes inverse.
Is the inspection result normal?
YES >> Rear heated seat switch is OK.
NO >> Replace rear heated seat switch. Refer to SE-105, "
REAR SEAT : Removal and Installation".
Te r m i n a l
Continuity
Rear heated seat switch (+)* (–)*
LHLO indicator
65
Existed HI indicator 4
RHLO indicator
65
HI indicator 4
Page 3905 of 5121
![NISSAN TEANA 2008 Service Manual VENTILATION SEAT SWITCH INDICATOR
SE-41
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VENTILATION SEAT SWITCH INDICATOR
FRONT SEAT
FRONT SEAT : DescriptionINFOID:00000 NISSAN TEANA 2008 Service Manual VENTILATION SEAT SWITCH INDICATOR
SE-41
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VENTILATION SEAT SWITCH INDICATOR
FRONT SEAT
FRONT SEAT : DescriptionINFOID:00000](/img/5/57391/w960_57391-3904.png)
VENTILATION SEAT SWITCH INDICATOR
SE-41
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VENTILATION SEAT SWITCH INDICATOR
FRONT SEAT
FRONT SEAT : DescriptionINFOID:0000000003820978
Illuminates the indicator that indicates the operating status of front ventilation seat LO or HI mode.
FRONT SEAT : Component Function CheckINFOID:0000000003820979
1.CHECK FUNCTION
Check that the related indicator lamp illuminates when front ventilation seat switch is set to LO or HI mode.
Is the inspection result normal?
YES >> Front ventilation seat switch indicator function is OK.
NO >> Refer to SE-41, "
FRONT SEAT : Diagnosis Procedure".
FRONT SEAT : Diagnosis ProcedureINFOID:0000000003844066
1.CHECK FRONT VENTILATION SEAT SWITCH INDICATOR
Check front ventilation seat switch indicator.
Which side of indicator does not illuminate?
Only LO mode or HI mode>>GO TO 3.
Both LO mode and HI mode>> GO TO 2.
2.CHECK FRONT VENTILATION SEAT SWITCH INDICATOR POWER SUPPLY
1. Turn ignition switch OFF.
2. Disconnect front ventilation seat switch.
3. Turn ignition switch ON.
4. Check voltage between front ventilation seat switch harness connector and ground.
Is the inspection result normal?
YES >> GO TO 3.
NO >> Repair or replace harness.
3.CHECK FRONT VENTILATION SEAT SWITCH
Check front ventilation seat switch.
Refer to SE-42, "
FRONT SEAT : Component Inspection".
Is the inspection result normal?
YES >> GO TO 4.
NO >> Replace front ventilation seat switch. Refer to SE-106, "
FRONT SEAT : Removal and Installation".
4.CHECK FRONT VENTILATION SEAT SWITCH INDICATOR CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect front ventilation seat control unit connector.
3. Check continuity between front ventilation seat switch harness connector and front ventilation seat control
unit harness connector.
(+)
(–)Voltage (V)
(Approx.) Front ventilation seat switch
Connector Terminal
Driver side M208
6 Ground Battery voltage
Passenger side M209
Page 3906 of 5121
![NISSAN TEANA 2008 Service Manual SE-42
< COMPONENT DIAGNOSIS >[WITH VENTILATION SEAT]
VENTILATION SEAT SWITCH INDICATOR
4. Check continuity between front ventilation seat switch harness connector and ground.
Is the inspection result NISSAN TEANA 2008 Service Manual SE-42
< COMPONENT DIAGNOSIS >[WITH VENTILATION SEAT]
VENTILATION SEAT SWITCH INDICATOR
4. Check continuity between front ventilation seat switch harness connector and ground.
Is the inspection result](/img/5/57391/w960_57391-3905.png)
SE-42
< COMPONENT DIAGNOSIS >[WITH VENTILATION SEAT]
VENTILATION SEAT SWITCH INDICATOR
4. Check continuity between front ventilation seat switch harness connector and ground.
Is the inspection result normal?
YES >> Replace front ventilation seat control unit. Refer to SE-93, "Disassembly and Assembly".
NO >> Repair or replace harness.
FRONT SEAT : Component InspectionINFOID:0000000003844067
1.CHECK FRONT VENTILATION SEAT SWITCH
1. Turn ignition OFF.
2. Disconnect front ventilation seat switch connector.
3. Check front ventilation seat switch terminals.
*For a digital tester.
NOTE:
When check is performed using an analog tester, the polarity (+) and (–) becomes inverse.
Is the inspection result normal?
YES >> Front ventilation seat switch is OK.
NO >> Replace front ventilation seat switch. Refer to SE-106, "
FRONT SEAT : Removal and Installation".
REAR SEAT
REAR SEAT : DescriptionINFOID:0000000003851307
Turns ON the indicator that indicates the operating status of rear ventilation seat LO or HI mode.
REAR SEAT : Component Function CheckINFOID:0000000003851308
1.CHECK FUNCTION
Check that the related indicator lamp illuminates when rear ventilation seat switch is set to LO or HI mode.
Is the inspection result normal?
YES >> Rear ventilation seat switch indicator function is OK.
NO >> Refer to SE-43, "
REAR SEAT : Diagnosis Procedure".
Front ventilation seat switch Front ventilation seat control unit
Continuity
Connector Terminal Connector Terminal
Driver sideLO
M2085
B46750
Existed HI 4 49
Passenger sideLO
M2095
B44350
HI 4 49
Front ventilation seat switch
GroundContinuity
Connector Terminal
Driver sideLO
M2085
Not existed HI 4
Passenger sideLO
M2095
HI 4
Te r m i n a l
Continuity
Front ventilation seat switch (+)* (–)*
Driver sideLO indicator
65
Existed HI indicator 4
Passenger sideLO indicator
65
HI indicator 4
Page 3907 of 5121
![NISSAN TEANA 2008 Service Manual VENTILATION SEAT SWITCH INDICATOR
SE-43
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REAR SEAT : Diagnosis ProcedureINFOID:0000000003844068
1.CHECK REAR VENTILATION S NISSAN TEANA 2008 Service Manual VENTILATION SEAT SWITCH INDICATOR
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REAR SEAT : Diagnosis ProcedureINFOID:0000000003844068
1.CHECK REAR VENTILATION S](/img/5/57391/w960_57391-3906.png)
VENTILATION SEAT SWITCH INDICATOR
SE-43
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REAR SEAT : Diagnosis ProcedureINFOID:0000000003844068
1.CHECK REAR VENTILATION SEAT SWITCH INDICATOR
Check rear ventilation seat switch indicator.
Which side of the indicator does not turn ON?
Only LO mode or HI mode>> GO TO 3.
Both LO mode and HI mode>> GO TO 2.
2.CHECK REAR VENTILATION SEAT SWITCH INDICATOR POWER SUPPLY
1. Turn ignition switch OFF.
2. Disconnect rear ventilation seat switch connector.
3. Turn ignition switch ON.
4. Check voltage between rear ventilation seat switch harness connector and ground.
Is the inspection result normal?
YES >> GO TO 3.
NO >> Repair or replace harness.
3.CHECK REAR VENTILATION SEAT SWITCH
Check rear ventilation seat switch.
Refer to SE-44, "
REAR SEAT : Component Inspection".
Is the inspection result normal?
YES >> GO TO 4.
NO >> Replace rear ventilation seat switch. Refer to SE-107, "
REAR SEAT : Removal and Installation".
4.CHECK REAR VENTILATION SEAT SWITCH INDICATOR CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect rear ventilation seat control unit connector.
3. Check continuity between rear ventilation seat switch harness connector and rear ventilation seat control
unit harness connector.
4. Check continuity between rear ventilation seat switch harness connector and ground.
Is the inspection result normal?
YES >> Replace rear ventilation seat control unit. Refer to SE-100, "Disassembly and Assembly".
(+)
(–)Voltage (V)
(Approx.) Rear ventilation seat switch
Connector Terminal
LH B495
6 Ground Battery voltage
RH B506
Rear ventilation seat switch Rear ventilation seat control unit
Continuity
Connector Terminal Connector Terminal
LHLO
B4955
B49150
Existed HI 4 49
RHLO
B5065
B50250
HI 4 49
Rear ventilation seat switch
GroundContinuity
Connector Terminal
LHLO
B4955
Not existed HI 4
RHLO
B5065
HI 4
Page 3908 of 5121
![NISSAN TEANA 2008 Service Manual SE-44
< COMPONENT DIAGNOSIS >[WITH VENTILATION SEAT]
VENTILATION SEAT SWITCH INDICATOR
NO >> Repair or replace harness.
REAR SEAT : Component InspectionINFOID:0000000003844069
1.CHECK REAR VENTILATION NISSAN TEANA 2008 Service Manual SE-44
< COMPONENT DIAGNOSIS >[WITH VENTILATION SEAT]
VENTILATION SEAT SWITCH INDICATOR
NO >> Repair or replace harness.
REAR SEAT : Component InspectionINFOID:0000000003844069
1.CHECK REAR VENTILATION](/img/5/57391/w960_57391-3907.png)
SE-44
< COMPONENT DIAGNOSIS >[WITH VENTILATION SEAT]
VENTILATION SEAT SWITCH INDICATOR
NO >> Repair or replace harness.
REAR SEAT : Component InspectionINFOID:0000000003844069
1.CHECK REAR VENTILATION SEAT SWITCH
1. Turn ignition OFF.
2. Disconnect rear ventilation seat switch connector.
3. Check rear ventilation seat switch terminals.
*For a digital tester.
NOTE:
When check is performed using an analog tester, the polarity (+) and (–) becomes inverse.
Is the inspection result normal?
YES >> Rear ventilation seat switch is OK.
NO >> Replace rear ventilation seat switch. Refer to SE-107, "
REAR SEAT : Removal and Installation".
Te r m i n a l
Continuity
Rear ventilation seat switch (+)* (–)*
LHLO indicator
65
Existed HI indicator 4
RHLO indicator
65
HI indicator 4
Page 3916 of 5121
![NISSAN TEANA 2008 Service Manual SE-52
< ECU DIAGNOSIS >[WITH VENTILATION SEAT]
VENTILATION SEAT CONTROL UNIT
ECU DIAGNOSIS
VENTILATION SEAT CONTROL UNIT
FRONT SEAT
FRONT SEAT : Reference ValueINFOID:0000000003809262
TERMINAL LAYOUT
NISSAN TEANA 2008 Service Manual SE-52
< ECU DIAGNOSIS >[WITH VENTILATION SEAT]
VENTILATION SEAT CONTROL UNIT
ECU DIAGNOSIS
VENTILATION SEAT CONTROL UNIT
FRONT SEAT
FRONT SEAT : Reference ValueINFOID:0000000003809262
TERMINAL LAYOUT](/img/5/57391/w960_57391-3915.png)
SE-52
< ECU DIAGNOSIS >[WITH VENTILATION SEAT]
VENTILATION SEAT CONTROL UNIT
ECU DIAGNOSIS
VENTILATION SEAT CONTROL UNIT
FRONT SEAT
FRONT SEAT : Reference ValueINFOID:0000000003809262
TERMINAL LAYOUT
PHYSICAL VALUES
JMJIA2081ZZ
Te r m i n a l N o .
(Wire color)Description
ConditionVa l u e
(Approx.)
(+) (–) Signal nameInput/
Output
44
(GR/R)Ground Battery power supply Input Ignition switch OFF Battery voltage
45
(B/P)Ground Ground — Ignition switch ON 0 V
46
(B/W)Ground IGN power supply Input Ignition switchOFF or ACC 0 V
ON Battery voltage
47
(Y/G)Ground Ventilation seat switch HI signal Input Ventilation seat switch HIPressed 0 V
Other than
aboveBattery voltage
48
(P/B)Ground Ventilation seat switch LO signal Input Ventilation seat switch LOPressed 0 V
Other than
aboveBattery voltage
49
(BR)GroundVentilation seat HI indictor sig-
nalOutput Ventilation seat HI indicatorIlluminate 3 V
Other than
aboveBattery voltage
50
(BR/W)GroundVentilation seat LO indictor sig-
nalOutputVentilation seat LO indica-
torIlluminate 3 V
Other than
aboveBattery voltage
51
(W/V)Ground Heated seat switch HI signal Input Heated seat switch HIPressed 0 V
Other than
aboveBattery voltage
52
(R/V)Ground Heated seat switch LO signal Input Heated seat switch LOPressed 0 V
Other than
aboveBattery voltage
53
(Y/L)Ground Heated seat HI indictor signal Output Heated seat HI indicatorIlluminate 3 V
Other than
aboveBattery voltage
Page 3917 of 5121
![NISSAN TEANA 2008 Service Manual VENTILATION SEAT CONTROL UNIT
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(O/B)Ground Heated NISSAN TEANA 2008 Service Manual VENTILATION SEAT CONTROL UNIT
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FRONT SEAT : Wiring Diagram - FRONT HEATED SEAT AND VENTILATION SEAT
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(O/B)Ground Heated](/img/5/57391/w960_57391-3916.png)
VENTILATION SEAT CONTROL UNIT
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(O/B)Ground Heated seat LO indictor signal Output Heated seat LO indicatorIlluminate 3 V
Other than
aboveBattery voltage
55
(V/R)Ground Ventilation motor ground — Ignition switch ON 0 V
56
(GR/L)GroundVentilation motor speed control
signalOutput Ventilation seatLO mode 8 V
HI mode 10.5 V
57
(Y)Ground Ventilation motor power supply Output Ventilation seatLO mode Battery voltage
HI mode Battery voltage
Other than
above0 V
58
(B/R)Ground Heated seat power supply Output Heated seatLO mode Battery voltage
HI mode Battery voltage
Other than
above0 V
59
(W/R)GroundGround
(Heated seat HI mode)— Heated seatLO mode 6.5 V
HI mode 0 V
Other than
above0 V
60
(R/B)GroundHeated seat HI mode power
supplyOutput
Heated seatLO mode 0 V
Heated seat LO mode ground —HI mode Battery voltage
Other than
above0 V Te r m i n a l N o .
(Wire color)Description
ConditionVa l u e
(Approx.)
(+) (–) Signal nameInput/
Output
Page 3924 of 5121
![NISSAN TEANA 2008 Service Manual SE-60
< ECU DIAGNOSIS >[WITH VENTILATION SEAT]
VENTILATION SEAT CONTROL UNIT
*: System voltage is the voltage between ventilation seat control unit power source and the ground.
NOTE:
When the system NISSAN TEANA 2008 Service Manual SE-60
< ECU DIAGNOSIS >[WITH VENTILATION SEAT]
VENTILATION SEAT CONTROL UNIT
*: System voltage is the voltage between ventilation seat control unit power source and the ground.
NOTE:
When the system](/img/5/57391/w960_57391-3923.png)
SE-60
< ECU DIAGNOSIS >[WITH VENTILATION SEAT]
VENTILATION SEAT CONTROL UNIT
*: System voltage is the voltage between ventilation seat control unit power source and the ground.
NOTE:
When the system enters in the fail-safe mode again after performing resetting procedure, perform diagnosis.
REAR SEAT
REAR SEAT : Reference ValueINFOID:0000000003940342
TERMINAL LAYOUT
PHYSICAL VALUES
Malfunction Malfunctioning condition Reset procedure
Ventilation motor system open circuitIn ventilation seat mode, ventilation motor
system open circuit is detected for 10 seconds
or moreTurn OFF key switch and turn ON key
switch again. System is reset
Ventilation motor system short circuitIn ventilation seat mode, heater unit system
short circuit is detected for 0.2 seconds or
moreTurn OFF key switch and turn ON key
switch again. System is reset
Heater unit system open circuitIn heated seat LO mode, heater unit system
open circuit is detected for 0.1 seconds or
moreTurn OFF key switch and turn ON key
switch again. System is reset
Heater unit system short circuitIn heated seat LO mode, heater unit system
short circuit is detected for 0.1 seconds or
moreTurn OFF key switch and turn ON key
switch again. System is reset
System voltage out of rangeSystem voltage* of ventilation seat control unit
is out of operation range (8.5 V - 16.5 V) When system voltage* returns within nor-
mal range after more than 0.5 seconds,
system recovers
When recovering, system returns to the
same status as previous
JMJIA2012ZZ
Te r m i n a l N o .
(Wire color)Description
ConditionVa l u e
(Approx.)
(+) (–) Signal nameInput/
Output
44
(R)Ground Battery power supply Input Ignition switch OFF Battery voltage
45
(B/W)Ground Ground — Ignition switch ON 0 V
46
(R/W)Ground IGN power supply Input Ignition switchOFF or ACC 0 V
ON Battery voltage
47
LH:(V)
RH:(G/O)Ground Ventilation seat switch HI signal Input Ventilation seat switch HIPressed 0 V
Other than
aboveBattery voltage
48
LH:(V/W)
RH:(G/L)Ground Ventilation seat switch LO signal Input Ventilation seat switch LOPressed 0 V
Other than
aboveBattery voltage