2009 NISSAN LATIO Service Repair Manual

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NISSAN LATIO 2009 Service Repair Manual LT
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NISSAN LATIO 2009 Service Repair Manual Terminal and Reference Value for BCM " .
How to Proceed with Trouble Diagnosis INFOID:0000000004306633
1. Confirm the symptom or customer complaint.
2. Understand operation description and function

Page 3707 of 4331

NISSAN LATIO 2009 Service Repair Manual LT
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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

LT
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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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NISSAN LATIO 2009 Service Repair Manual CONSULT-III Function (BCM) " for switches and
their functions.
OK or NG OK >> GO TO 2.
NG >> Inspect malfunctioning switch system. OK >> Replace BCM. Refer to
BCS-18, " Removal and Installation of

Page 3709 of 4331

NISSAN LATIO 2009 Service Repair Manual LT
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1. Map lamp switch is in OFF position.
2. Check voltage between map lamp harness connector R2 termi- nal 4 and ground.
OK or NG OK >> GO TO 5.
NG >> Repair harness or connector. OK >> Replace

Page 3710 of 4331

NISSAN LATIO 2009 Service Repair Manual OK >> GO TO 9.
NG >> Repair harness or connector. OK >> Replace BCM if room lamp does not work after setting
the connector again. Refer to BCS-18, " Removal and
Installation of BCM "

Page 3711 of 4331

NISSAN LATIO 2009 Service Repair Manual LT
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1. Disconnect room lamp connector.
2. Check continuity between room lamp terminals.
OK or NG OK >> GO TO 5.
NG >> Check bulb. If OK, replace room lamp. Refer to LT-105, " Bulb Replacement "

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