2009 NISSAN LATIO trunk release

GI-18< SERVICE INFORMATION >
HOW TO USE THIS MANUAL
• Letter designations next to test meter probe indicate harness (con- nector) wire color.
• Connector numbers in a single circle M33 indicate harness con-
nectors.
Component Indication
Connector numbers in a double circle F211 indicate component connectors.
Switch Positions
Switches are shown in wiring diagrams as if the vehicle is in the “normal” condition.
A vehicle is in the “normal” condition when:
• ignition switch is “OFF”,
• doors, hood and trunk lid/back door are closed,
• pedals are not depressed, and
• parking brake is released.
Detectable Lines and Non-Detectable Lines
In some wiring diagrams, two kinds of lines, r epresenting wires, with different weight are used. AGI070
SGI860

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INTERIOR ROOM LAMP
Component Parts and Har ness Connector Location INFOID:0000000004306628
System Description INFOID:0000000004306629
When room lamp switch is in DOOR position, room la mp ON/OFF is controlled by timer according to signals
from switches including key switch, front door switch LH, unlock signal from keyfob, door lock and unlock
switch, key cylinder lock and unlock switch, ignition switch.
When room lamp turns ON, there is a gradual brightening over 1 second.
When room lamp turns OFF, there is a gradual dimming over 1 second.
Interior room lamp timer is controlled by BCM (body control module).
Interior room lamp timer control settings can be changed with CONSULT-III.
POWER SUPPLY AND GROUND Power is supplied at all times (without Intelligent Key system)
• through 10A fuse [No. 14, located in fuse block (J/B)]
• to key switch and key lock solenoid terminal 2,
• through 10A fuse [No. 8, located in fuse block (J/B)]
• to BCM terminal 57,
• through 40A fusible link (letter g , located in fuse and fusible link box)
• to BCM terminal 70.
Power is supplied at all times (with Intelligent Key system) 1. BCM M18, M19 and M20 (view with
glove box removed) 2. Key switch and key lock solenoid
(without Intelligent Key) M27 3. Key switch and ignition knob switch
(with Intelligent Key) M73
4. Front door switch LH B8 and RH B108 5. Rear door switch LH B6 and RH
B116 6. Front door key cylinder switch LH
D14
7. Back door lock assembly D405 (hatchback) 8. Trunk lamp switch and trunk release
solenoid B127 (sedan)

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3. Perform the preliminary check. Refer to
LT-101, " Preliminary Check " .
4. Check symptom and repair or replace the cause of the malfunction.
5. Does the interior room lamp operate norma lly? If YES, GO TO 6. If NO, GO TO 4.
6. Inspection End
Preliminary Check INFOID:0000000004306634
CHECK POWER SUPPLY AND GROUND CIRCUIT FOR BCM Refer to BCS-15, " BCM Power Supply and Ground Circuit Inspection " .
CHECK POWER SUPPLY AND GROUND CIRCUIT FOR IPDM E/R Refer to LT-11, " Preliminary Check " .
CONSULT-III Function (BCM) INFOID:0000000004306635
Refer to LT-11, " CONSULT-III Function (BCM) " .
WORK SUPPORT
Display Item List
Reference between “MODE” and “TIME” for “TURN ON/OFF”
DATA MONITOR
Display Item List Item Description CONSULT-III
SET I/L D −UNLCK INTCON The 30 second operating function of the interior room lamps can be selected
when the front door LH is released (unlocked). ON/OFF
ROOM LAMP ON TIME SET The time in order to escalate illumination can be adjusted when interior room
lamps are turned on. MODE 1 – 7
ROOM LAMP OFF TIME SET The time in order to diminish illumination can be adjusted when interior room
lamps are turned off. MODE 1 – 7
MODE 1 2 3 4 5 6 7
Time (sec.) 0.5 1 2 3 4 5 0 Monitor item Contents
IGN ON SW “ON/OFF” Displays “IGN position (ON)/OFF, ACC position (OFF)” judged from ignition switch signal.
KEY ON SW “ON/OFF” Displays “Key inse rted (ON)/key removed (OFF)” status judged from key switch signal.
DOOR SW - DR “ON/OFF” Displays status of front door LH as judged from front door switch LH signal. (Door is open:
ON/Door is closed: OFF)
DOOR SW - AS “ON/OFF” Displays “Door open (ON)/Door closed (OFF)” status, determined from front door switch
RH signal.
DOOR SW - RR “ON/OFF” Displays “Door open (ON)/Door closed (OFF)” status, determined from rear door switch
RH signal.
DOOR SW - RL “ON/OFF” Displays “Door open (ON)/Door closed (OFF) ” status, determined from rear door switch
LH signal.
TRUNK “ON/OFF” Displays "Back door/Trunk open (ON)/closed (OFF)" status, determined from the back
door switch (hatchback) or the trunk lamp switch (sedan).
LOCK STATUS “ON/OFF” Display status (door is locked: ON/door is unlocked: OFF) of front door lock actuator LH
(unlock sensor) judged from the front door lock actuator LH (unlock sensor) signal.
CDL LOCK SW “ON/OFF” Displays “Door locked (ON)/Door unlocked (OFF) status, determined from locking detec-
tion switch in the front door LH.
CDL UNLOCK SW “ON/OFF” Displays “Door unlocked (OFF)” status, determined from locking detection switch in front
door RH.

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ROOM LAMP HARNESS
B3 B105 B/2 : EVAP canister vent control valve F4 B125 GR/2 : Front console antenna
G5 B106 W/4 : To M11 D3 B126 GR/2 : Rear floor antenna
A2 B107 BR/6 : Rear combination lamp RH B2 B127 W/3 : Trunk lamp switch and trunk release solenoid
F4 B108 W/3 : Front door switch RH B1 B128 BR/2 : Trunk lid opener switch
F4 B109 Y/2 : Front RH side air bag module B1 B129 GR/2 : Trunk opener request switch
F4 B110 W/10 : To B300 C2 B130 B/1 : Condenser-1
E5 B111 Y/2 : RH side air bag (satellite) sensor C2 B131 B/1 : Condenser-1
F4 B112 W/3 : Seat belt buckle switch RH C3 B132 — : Body ground
G3 B113 Y/12 : Air bag diagnosis sensor unit E5 B138 B/3 : Belt tension sensor
E4 B114 — : Body ground D1 B139 — : Body ground
E4 B115 Y/2 : Front RH seat belt pre-tensioner C2 B140 B/1 : Rear window defogger (+)
C3 B116 W/1 : Rear door switch RH D1 B141 B/1 : Rear window defogger (-)
E3 B117 — : Body ground B2 B142 W/3 : Trunk key cylinder switch
C2 B118 Y/2 : RH side curtain air bag module B1 B143 BR/2 : License plate lamp RH
E4 B119 W/8 : To D301 B2 B144 BR/2 : License plate lamp LH