battery INFINITI M35 2006 Factory Service Manual

CLIMATE CONTROLLED SEAT
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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
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Revision: 2006 January2006 M35/M45
2. CHECK CLIMATE CONTROLLED SEAT BLOWER MOTOR POWER SUPPLY CIRCUIT
1. Connect climate controlled seat control unit connector and blower motor connector.
2. Turn ignition switch ON.
3. Check voltage between climate controlled seat control unit con-
nector and ground.
OK or NG
OK >> GO TO 3.
NG >> Replace climate controlled seat control unit.
3. CHECK CLIMATE CONTROLLED SEAT BLOWER MOTOR SPEED CONTROL SIGNAL CIRCUIT
Check voltage between climate controlled seat control unit connec-
tor and ground.
OK or NG
OK >> GO TO 4.
NG >> Replace climate controlled seat control unit.
Terminal
ConditionVoltage (V)
(Approx.) (+)
(–) Climate
controlled
seat control unit
connectorTerminal
B283
(driver side)
B293
(passenger
side)14 GroundClimate
controlled
seat switchHEAT or
COOL5.5 -
Battery voltage
Other than above. 0
PIIB6090E
Terminal
ConditionVoltage (V)
(Approx.) (+)
(–) Climate
controlled
seat control
unit connectorTerminal
B283
(driver side)
B293
(passenger
side)17 GroundClimate
controlled
seat switchHEAT or
COOL4.5 - 8.0
Other than above. 0
PIIB6091E

HEATED SEAT
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Revision: 2006 January2006 M35/M45
Terminals and Reference Values for Rear Seat Control UnitNIS00284
Work FlowNIS00285
1. Check the symptom and customer's requests.
2. Understand the outline of system. Refer to SE-143, "
System Description" .
3. According to the trouble diagnosis chart, repair or replace the cause of the malfunction. Refer to SE-151,
"Trouble Diagnoses Symptom Chart" .
4. Does heated seat operate normally? YES: GO TO 5, NO: GO TO 3.
5. INSPECTION END.
Trouble Diagnoses Symptom ChartNIS00286
Check that other systems using the signal of the following systems operate normally.
Te r m i n a lWire
colorItem ConditionVoltage (V)
(Approx.)
1 R Power source (BAT) — Battery voltage
4 R/B Power source (IGN) — Battery voltage
5 R/Y Seat heater HI signalSeat heater HI operation Battery voltage
Other than above 0
6 R/L Seat heater LO signalSeat heater LO operation Battery voltage
Other than above 0
8 B/L Ground (power) — 0
9 W/B Heated seat indicator HI signalHeater HI operation (lit) 0
Other than above Battery voltage
13 B/Y Ground (signal) — 0
14 W/G Heated seat indicator LO signalHeater LO operation (lit) 0
Other than above Battery voltage
17 W/L Heated seat switch HI signalHeated seat switch (HI) – ON (pressed) 0
Heated seat switch (HI) – OFF Battery voltage
18 W Heated seat switch LO signalHeated seat switch (LO) – ON (pressed) 0
Heated seat switch (LO) – OFF Battery voltage
Symptom Diagnoses / service procedure Refer to page
Rear heated seat LH and RH does not operate.Rear heated seat power supply and ground
circuit inspectionSE-152
Rear heated seat LH or RH do not operate.1. Rear seat control unit power supply and
ground circuit inspectionSE-1532. Rear heated seat switch circuit inspectionSE-155
3.Rear seatback heater circuit inspectionSE-161
4.Replace rear LH or RH seat control unitSE-143
Rear heated seat do not operate with LO or HI position.1. Rear heated seat switch circuit inspectionSE-1552. Rear heated seat circuit inspectionSE-160
Rear heated seat LH or RH indicator do not operate.Rear heated seat indicator power supply cir-
cuit inspectionSE-157
Rear heated seat indicator do not operate with LO or HI posi-
tionRear heated seat indicator circuit inspectionSE-158

SE-152
HEATED SEAT
Revision: 2006 January2006 M35/M45
Rear Heated Seat Power Supply and Ground Circuit InspectionNIS00287
1. CHECK FUSIBLE LINK AND FUSE
Check 50A fusible link (letter F located in the fuse and fusible link box).
Check 15A fuse (No.38, located in fuse block).
Check circuit breaker.
NOTE:
Refer to SE-143, "
Component Parts and Harness Connector Location" .
OK or NG
OK >> GO TO 2.
NG >> If fuse or circuit breaker is blown, be sure to eliminate cause of malfunction before installing new
fuse or new circuit breaker, refer to PG-3, "
POWER SUPPLY ROUTING CIRCUIT" .
2. CHECK HEATED SEAT RELAY POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Check voltage between IPDM E/R (heated seat relay) connector
and ground.
OK or NG
OK >> GO TO 3.
NG >> Repair or replace harness between fuse block (J/B) and IPDM E/R (heated seat relay).
3. CHECK HEATED SEAT RELAY GROUND CIRCUIT
1. Disconnect IPDM E/R (heated seat relay) connector.
2. Check continuity between IPDM E/R (heated seat relay) con-
nector and ground.
OK or NG
OK >> Check the condition of the harness and connector.
NG >> Repair or replace harness between IPDM E/R (heated
seat relay) and ground.
Terminal
Voltage (V)
(Approx.) (+)
(–) IPDM E/R
(heated seat relay)
connectorTerminal
E6 14 Ground Battery voltage
PIIB5995E
Te r m i n a l
Continuity IPDM E/R
(heated seat relay)
connectorTerminal
Ground
E9 54 Yes
PIIB5996E

HEATED SEAT
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Revision: 2006 January2006 M35/M45
Rear Seat Control Unit Power Supply and Ground Circuit InspectionNIS00288
1. CHECK REAR SEAT CONTROL UNIT POWER SUPPLY CIRCUIT (BAT)
1. Turn ignition switch OFF.
2. Check voltage between rear seat control unit connector and
ground.
OK or NG
OK >> GO TO 2.
NG >> Repair or replace harness between circuit breaker and rear seat control unit.
2. CHECK REAR SEAT CONTROL UNIT POWER SUPPLY CIRCUIT (IGN)
1. Turn ignition switch ON.
2. Check voltage between rear seat control unit connector and
ground.
OK or NG
OK >> GO TO 4.
NG >> GO TO 3.
Terminal
Voltage (V)
(Approx.) (+)
(–)
Rear seat control
unit connectorTerminal
B303 (LH)
B353 (RH)1 Ground Battery voltage
PIIB5997E
Terminal
Voltage (V)
(Approx.) (+)
(–)
Rear seat control
unit connectorTerminal
B303 (LH)
B353 (RH)4 Ground Battery voltage
PIIB5998E

HEATED SEAT
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Revision: 2006 January2006 M35/M45
Rear Heated Seat Indicator Power Supply Circuit InspectionNIS0028A
1. CHECK REAR HEATED SEAT INDICATOR POWER SUPPLY
1. Turn ignition switch OFF.
2. Disconnect rear heated seat switch connector.
3. Check voltage between rear heated seat switch connector and
ground.
OK or NG
OK >> GO TO 3.
NG >> GO TO 2.
2. CHECK REAR HEATED SEAT INDICATOR HARNESS
1. Turn ignition switch OFF.
2. Disconnect IPDM E/R (heated seat relay) connector.
3. Check continuity between IPDM E/R (heated seat relay) con-
nector and rear heated seat switch connector.
4. Check continuity between rear heated seat switch connector
and ground.
OK or NG
OK >> Check the condition of the harness and connector.
NG >> Replace or replace harness between IPDM E/R (heated seat relay) and rear heated seat switch.
Te r m i n a l
ConditionVoltage (V)
(Approx.) (+)
(–) Rear heated
seat switch
connectorTerminal
B507 (LH)
B558 (RH)6 GroundIgnition
switchON Battery voltage
OFF 0
PIIB6005E
AB
Continuity
Rear heated seat
switch connectorTerminalIPDM E/R
(heated seat relay)
connectorTerminal
B507 (LH)
6E6 12
Ye s
B558 (RH) E5 9
A
GroundContinuity
Rear heated seat
switch connectorTerminal
B507 (LH)
B558 (RH)6No
PIIB6006E

SE-158
HEATED SEAT
Revision: 2006 January2006 M35/M45
3. CHECK REAR HEATED SEAT SWITCH
Check continuity rear heated seat switch connector.
OK or NG
OK >> Check the condition of the harness and connector.
NG >> Replace rear heated seat switch.
Rear Heated Seat Indicator Circuit InspectionNIS0028B
1. CHECK REAR SEAT CONTROL UNIT POWER SUPPLY
1. Turn ignition switch ON.
2. Check voltage between rear seat control unit connector and
ground.
OK or NG
OK >> Replace rear heated seat switch.
NG >> GO TO 2.
Rear heated seat
switch connectorTerminal
Continuity
(+) (-)
B507 (LH)
B558 (RH)4
6Yes
5
64
No
5
PIIB6007E
Terminal
ConditionVoltage (V)
(Approx.) (+)
(–) Rear seat
control unit
connectorTerminal
B304 (LH)
B354 (RH)9
GroundRear heated
seat switch HIGH 0
Other than above. Battery voltage
14Rear heated
seat switch LOW 0
Other than above. Battery voltage
PIIB6008E

SE-160
HEATED SEAT
Revision: 2006 January2006 M35/M45
Rear Heated Seat Circuit InspectionNIS0028C
1. CHECK REAR SEAT CONTROL UNIT
1. Turn ignition switch ON.
2. Check voltage between rear seat control unit connector and
ground.
OK or NG
OK >> GO TO 2.
NG >> Replace rear seat control unit.
2. CHECK REAR SEAT HEATER HARNESS
1. Turn ignition switch OFF.
2. Disconnect rear seat control unit and rear seat cushion heater connector.
3. Check continuity between rear seat control unit connector and
rear seat cushion heater connector.
4. Check continuity between rear seat control unit connector and
ground.
OK or NG
OK >> GO TO 3.
NG >> Replace or replace harness between rear seat control unit and rear seat cushion heater.
Terminal
ConditionVoltage (V)
(Approx.) (+)
(–) Rear seat
control unit
connectorTerminal
B303 (LH)
B353 (RH)5
GroundRear heated
seat switchHIGH Battery voltage
Other than above. 0
6Rear heated
seat switchLOW Battery voltage
Other than above. 0
PIIB6010E
AB
Continuity
Rear seat control
unit connectorTe r m i n a lRear seat cushion
heater connectorTerminal
B303 (LH)
B353 (RH)5
B309 (LH)
B359 (RH)1
Ye s
62
A
GroundContinuity
Rear seat control
unit connectorTerminal
B303 (LH)
B353 (RH)5
No
6
PIIB6011E

HEATED SEAT
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Revision: 2006 January2006 M35/M45
3. CHECK REAR SEAT HEATER CIRCUIT
1. Connect rear seat control unit and rear seat cushion heater connector.
2. Turn ignition switch ON.
3. Check voltage between rear seat cushion heater connector and
ground.
OK or NG
OK >> Check the condition of the harness and connector.
NG >> Replace rear seat cushion heater.
Rear Seatback Heater Circuit InspectionNIS0028D
1. CHECK REAR SEAT HEATER CIRCUIT
1. Turn ignition switch ON.
2. Check voltage between rear seat cushion heater connector and
ground.
OK or NG
OK >> GO TO 2.
NG >> Replace rear seat cushion heater.
Terminal
ConditionVoltage (V)
(Approx.) (+)
(–) Rear seat
cushion heater
connectorTerminal
B309 (LH)
B359 (RH)3 GroundRear heated
seat switchHIGH Battery voltage
LOW 6
Other than above. 0
PIIB6012E
Terminal
ConditionVoltage (V)
(Approx.) (+)
(–) Rear seat
cushion heater
connectorTerminal
B309 (LH)
B359 (RH)3 GroundRear heated
seat switchHIGH Battery voltage
LOW 6
Other than above. 0
PIIB6012E