NISSAN X-TRAIL 2001 Service Repair Manual
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ILLUMINATION
LT-51
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LT
Wiring Diagram -ILL-/RHD MODELSEKS003BN
TKWA0079E
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LT-52
ILLUMINATION
TKWA0080E
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ILLUMINATION
LT-53
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LT
TKWA0081E
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LT-54
ILLUMINATION
TKWA0082E
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INTERIOR ROOM LAMP
LT-55
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INTERIOR ROOM LAMPPFP:26410
System DescriptionEKS003BQ
POWER SUPPLY AND GROUND
Power is supplied at all times:
●through 10A fuse [No. 28, located in the fuse block (J/B)]
●to key switch terminal 1 and
●to time control unit terminal 1
●through 10A fuse [No. 26, located in the fuse block (J/B)]
●to interior room lamp terminal 1.
When the key is removed from ignition key cylinder, power is interrupted:
●through key switch terminal 2
●to time control unit terminal 18.
With the ignition key switch in the ON or START position, power is supplied:
●through 10A fuse [No. 5, located in the fuse block (J/B)]
●to time control unit terminal 17.
Ground is supplied:
●through body grounds terminals M27 and M70
●to time control unit terminal 16
When the driver side door is opened, ground is supplied:
●through body grounds B8 and B18
●to front door switch driver side terminal 3
●from front door switch driver side terminal 2
●to time control unit terminal 30.
When any door (except back door) is opened, ground is supplied:
●through case ground of each door switch
●to each door switch terminal 1
●to time control unit terminal 31.
When back door is opened, ground is supplied:
●through body ground D53
●to back door switch terminal 3
●from back door switch terminal 1
●to time control unit terminal 31.
When the driver side door is unlocked, the time control unit receives a ground signal:
●through body grounds terminals M27 and M70
●to door unlock sensor terminal 2
●from door unlock sensor terminal 5
●to time control unit terminal 28.
When a signal, or combination of signals is received by the time control unit, ground is supplied:
●through time control unit terminal 26
●to interior room lamp terminal 2.
With power and ground supplied, the interior room lamp illuminates.
SWITCH OPERATION
When interior room lamp switch is ON, ground is supplied:
●through case grounds of interior room lamp
●to interior room lamp.
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LT-56
INTERIOR ROOM LAMP
INTERIOR ROOM LAMP TIMER OPERATION
When interior room lamp switch is in the “DOOR” position, the time control unit keeps the interior room lamp
illuminated for about 30 seconds when:
●unlock signal is supplied from driver's door unlock sensor while all doors are closed and key is out of igni-
tion key cylinder
●key is removed from ignition key cylinder while all doors are closed
●driver's door is opened and then closed while key is out of the ignition key cylinder. (However, if the
driver's door is closed with the key inserted in the ignition key cylinder after the driver's door is opened
with the key removed, the timer is operated.)
The timer is canceled when:
●driver's door is locked,
●driver's door is opened, or
●ignition switch is turned ON.
ON-OFF CONTROL
When the driver side door, front passenger door, rear LH or RH door is opened, the interior room lamp turns
on while the interior room lamp switch is in the “DOOR” position.
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INTERIOR ROOM LAMP
LT-57
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LT
Wiring Diagram -ROOM/L-EKS003BR
TKWA0083E
SMA for models with roof
mounted drivin
g lamp
Page 3548 of 3833
LT-58
INTERIOR ROOM LAMP
TKWA0084E
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INTERIOR ROOM LAMP
LT-59
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Interior Room Lamp Timer Does Not OperateEKS0079P
1.CHECK POWER SUPPLY SIGNAL
1. Disconnect time control unit connector.
2. Check voltage between time control unit harness connector and ground.
OK or NG
OK >> GO TO 2
NG >> Check the following.
●10A fuse [No. 28, located in fuse block (J/B)].
●Harness for open or short between time control unit and fuse.
2.CHECK DOOR SWITCH INPUT SIGNAL
1. Connect time control unit connector.
2. Check voltage between time control unit harness connector and
ground.
OK or NG
OK >> GO TO 4
NG >> GO TO 3
3.CHECK DRIVER SIDE DOOR SWITCH
1. Disconnect driver side door switch connector.
2. Check continuity between driver side door switch terminals.
OK or NG
OK >> Check the following.
●Driver side door switch ground circuit condition.
●Harness for open or short between time control unit
and driver side door switch.
NG >> Replace driver side door switch.
TerminalsIgnition switch
position
(+)
(-) OFF
ConnectorTe r m i n a l ( W i r e
color)
M30 1(L/B) Ground Battery voltage
SKIA4170E
Terminals
Condition
(Driver's door)Voltage [v] (+)
(-)
ConnectorTerminal
(Wire color)
M31 30(R) GroundClosed Approx. 5
Open 0
PKIA0531E
Connector TerminalsCondition
(Driver's door switch)Continuity
B16 2 3Pushed (closed) No
Released (open) Yes
SKIA4171E
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LT-60
INTERIOR ROOM LAMP
4. CHECK FRONT DOOR UNLOCK SENSOR INPUT SIGNAL
Check voltage between time control unit harness connector and ground.
OK or NG
OK >> GO TO 6
NG >> GO TO 5
5. CHECK FRONT DOOR UNLOCK SENSOR
1. Disconnect front door lock actuator harness connector.
2. Check continuity between front door lock actuator terminals.
OK or NG
OK >> Check the following.
●Front door lock actuator ground circuit
●Harness for open or short between time control unit
and front door lock actuator
NG >> Replace front door lock actuator.
6. CHECK DOOR SWITCHES INPUT SIGNAL
Check voltage between time control unit harness connector and ground.
OK or NG
OK >> GO TO 8
NG >> GO TO 7
Te r m i n a l s
Condition
(Driver's door)Voltage [v] (+)
(-)
ConnectorTe r m i n a l
(Wire color)
M31 28(Y/G) GroundLocked Approx. 5
Unlocked 0
PKIA0533E
Connector Terminals Condition Continuity
D9 2 5Locked No
Unlocked Yes
SKIA4473E
Terminals
Condition
(All doors)Voltag e [V] (+)
(-)
ConnectorTerminal
(Wire color)
M31 31(R/W) GroundOpen 0
Closed Approx. 5
PKIA0535E