2010 NISSAN LATIO Service Repair Manual

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Page 689 of 3745

NISSAN LATIO 2010 Service Repair Manual BL-180
< SERVICE INFORMATION >
BACK DOOR LOCK
12 B Ground—— 0
13 V Instrument panel an-
tenna (+) signal
LOCK• Any door open
→ all door close
• Press ignition knob switch: ON (Ignition kno

Page 690 of 3745

NISSAN LATIO 2010 Service Repair Manual BACK DOOR LOCKBL-181
< SERVICE INFORMATION >
C
DE
F
G H
J
K L
M A
B
BL
N
O P
*1: With continuously variable transmission (CVT) or automatic transmission (A/T).
*2: With manual transmission (M/T).
CONS

Page 691 of 3745

NISSAN LATIO 2010 Service Repair Manual BL-182
< SERVICE INFORMATION >
BACK DOOR LOCK
Data Monitor
Active Test
Work FlowINFOID:0000000005396656
1. Check the symptom and customers requests.
2. Understand the outline of system. Refer to BL-1

BL-182
< SERVICE INFORMATION >
BACK DOOR LOCK
Data Monitor
Active Test
Work FlowINFOID:0000000005396656
1. Check the symptom and customer's requests.
2. Understand the outline of system. Refer to BL-172, "
System Description".
3. Repair or replace any malfunctioning parts. Refer to BL-182, "
Trouble Diagnosis Chart by Symptom".
4. Does back door opener operate normally? If Yes, GO TO 5. If No, GO TO 3.
5. Inspection End.
Trouble Diagnosis Chart by SymptomINFOID:0000000005396657
BCM Power Supply and Ground Circuit InspectionINFOID:0000000005612418
1.CHECK FUSES AND FUSIBLE LINK
• Check 40A fusible link (letter g , located in the fuse and fusible link box).
• Check 10A fuses [No. 6, 8 and 20, lo cated in the fuse block (J/B)].
OK or NG
OK >> GO TO 2.
NG >> If fuse is blown, be sure to eliminate cause of malfunction before installing new fuse. Refer to PG-
4, "Schematic" .
Monitor itemContent
IGN ON SW Indicates [ON/OFF] condition of ignition switch.
TRNK OPNR SW Indicates [ON/OFF] condition of back door open signal from back door opener switch.
VEHICLE SPEED Indicates [km/h] condition of vehicle speed.
Test item Content
TRUNK/BACK DOOR This test is able to check back door lock assembly (actuator) unlock operation.
Actuator opens back door lock assembly when “OPEN” on CONSULT-III screen is touched.
Symptom
Diagnoses/service procedureReference
page
Back door opener does not operate.
(Without Intelligent Key or power windows) 1. Check BCM power supply and ground circuit.
BCS-16
2. Check back door opener switch circuit. BL-183
3. Check back door lock assembly (actuator) circuit.BL-190
4. Replace BCM.BCS-19
Back door opener does not operate.
(Without Intelligent Key, with power windows)1. Check BCM power supply and ground circuit.
BCS-162. Check back door opener switch circuit. BL-186
3. Check back door lock assembly (actuator) circuit.BL-190
4. Replace BCM.BCS-19
Back door opener does not operate.
(With Intelligent Key)1. Check BCM power supply and ground circuit.
BCS-16
2.Check Intelligent Key power supply and ground cir-
cuit. BL-126
3. Check back door opener switch circuit.
BL-188
4. Check back door lock assembly (actuator) circuit.BL-190
5. Replace BCM.BCS-19
Revision: January 20102010 Versa

Page 692 of 3745

NISSAN LATIO 2010 Service Repair Manual BACK DOOR LOCKBL-183
< SERVICE INFORMATION >
C
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F
G H
J
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M A
B
BL
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2.CHECK BCM POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect BCM.
3. Check voltage between BCM connectors a

Page 693 of 3745

NISSAN LATIO 2010 Service Repair Manual BL-184
< SERVICE INFORMATION >
BACK DOOR LOCK
OK or NG
OK >> Back door opener switch is OK.
NG >> GO TO 2
2.CHECK BACK DOOR OPENER SWITCH CIRCUIT 1
1. Turn ignition switch OFF.
2. Disconnect BCM and b

Page 694 of 3745

NISSAN LATIO 2010 Service Repair Manual BACK DOOR LOCKBL-185
< SERVICE INFORMATION >
C
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F
G H
J
K L
M A
B
BL
N
O P
3. Check continuity between back door opener switch connector (A) D408 terminal 2 and ground.
OK or NG
OK >> GO TO 5
NG >>

Page 695 of 3745

NISSAN LATIO 2010 Service Repair Manual BL-186
< SERVICE INFORMATION >
BACK DOOR LOCK
OK or NG
OK >> Check the condition of harness and connector.
NG >> Replace BCM. Refer to BCS-19, "
Removal and Installa-
tion of BCM".
Check Back Door Ope

Page 696 of 3745

NISSAN LATIO 2010 Service Repair Manual BACK DOOR LOCKBL-187
< SERVICE INFORMATION >
C
DE
F
G H
J
K L
M A
B
BL
N
O P
OK or NG
OK >> GO TO 3
NG >> Repair or replace harness.
3.CHECK BACK DOOR OPENER SWITCH
Check continuity between back door

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