2009 INFINITI QX56 200

SE-12
< COMPONENT DIAGNOSIS >
HEATED SEAT
HEATED SEAT
DescriptionINFOID:0000000003775445
• When handling seat, be extremely careful not to scratch heating unit.
• Front passenger seat cushion and seatbacks equipped with airbags cannot be disassembled. They are
replaced as assemblies only.
• Do not use any organic solvent, such as thinner, benzene, alcohol, etc. to clean trim.
WIIA0031E
Revision: December 20092009 QX56

HEATED SEATSE-13
< COMPONENT DIAGNOSIS >
C
DE
F
G H
I
K L
M A
B
SE
N
O P
Wiring DiagramINFOID:0000000003775446
ABJWA0031GB
Revision: December 20092009 QX56

SE-14
< COMPONENT DIAGNOSIS >
HEATED SEAT
ABJIA0114GB
Revision: December 20092009 QX56

HEATED SEATSE-15
< COMPONENT DIAGNOSIS >
C
DE
F
G H
I
K L
M A
B
SE
N
O P
ABJIA0116GB
Revision: December 20092009 QX56

SE-16
< COMPONENT DIAGNOSIS >
HEATED SEAT
ABJIA0085GB
Revision: December 20092009 QX56

HEATED SEATSE-17
< COMPONENT DIAGNOSIS >
C
DE
F
G H
I
K L
M A
B
SE
N
O P
ABJIA0086GB
Revision: December 20092009 QX56

SE-18
< COMPONENT DIAGNOSIS >
HEATED SEAT
ABJIA0087GB
Revision: December 20092009 QX56

THIRD SEATSE-19
< COMPONENT DIAGNOSIS >
C
DE
F
G H
I
K L
M A
B
SE
N
O P
THIRD SEAT
Power Supply and Ground Circu it Check for Third Row Power Folding Seat Control
Unit
INFOID:0000000003775447
1.CHECK FUSES AND FUSIBLE LINK
Check for blown fuses or fusible link.
Are any fuses or fusible links blown?
YES >> Install new fuse. Eliminate cause of malfunction if fuse blows again.
NO >> GO TO 2
2.POWER SUPPLY CIRCUIT CHECK
1. Disconnect third row power folding seat control unit connectors B401 and B402.
2. Check voltage between third row power folding seat control unit harness connectors B401, B402 terminals 1, 8, 13, 14 and
ground.
Are the inspection results normal?
YES >> GO TO 3
NO >> Check harness for open between third row power folding seat control unit and fuse or fusible link.
3.GROUND CIRCUIT CHECK
1. Turn ignition switch OFF.
2. Check continuity between third row power folding seat control unit harness connector B402 terminals 16, 18, 21 and ground.
Do all terminals have ground?
YES >> Inspection End.
NO >> Check harness for ground.
Unit Power source Fuse or Fusible Link Location
Third row power folding seat control unit Battery
F
Fuse and fusible link box
19 Fuse block (J/B)
Ignition switch ON or START 14
TerminalsIgnition switch position
(+) (–) OFF ON START
Connector Terminal
A: B401 1
Ground Battery
voltage
80 VBattery
voltage
B: B402 13
Battery
voltage
14 Battery
voltage
ALJIA0274ZZ
Te r m i n a l s
Continuity
(+)
(–)
Connector Terminal
B402 16
Ground Yes
18
21
ALJIA0275ZZ
Revision: December 20092009 QX56