2010 NISSAN LATIO sensor

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 back door opener switch connector.
3. Check continuity between BCM connector (A) M18 terminal 30 and back door opener switch connector (B) terminal 1.
4. Check continuity between BCM connector (A) M18 terminal 30 and ground.
OK or NG
OK >> GO TO 3
NG >> Repair or replace harness.
3.CHECK BACK DOOR OPENER SWITCH
Check continuity between back door opener switch terminals 1 and 2.
OK or NG
OK >> GO TO 4
NG >> Replace back door opener switch.
4.CHECK BACK DOOR OPENER SWITCH CIRCUIT 2
1. Disconnect front door lock actuator LH (door unlock sensor) connector.
2. Check continuity between back door opener switch connector (A) D408 terminal 2 and front door lock
actuator LH (door unlock sensor) connector (B) D3 terminal 4.
Te r m i n a l s
Door conditionVoltage (V)
(Approx.)
(+)
(–)
BCM
connector Te r m i n a l
M18 30 Ground Back door
opener switch Pushed
0
Released Battery voltage
PIIB6468E
AB Continuity
BCM connector Terminal Back door opener
switch connector Te r m i n a l
M18 30D408 1Yes
A GroundContinuity
BCM connector Terminal
M18 30 No
PIIB6469E
Te r m i n a l
Back door opener
switch condition Continuity
Back door opener switch
12 Pushed Yes
Released No
PIIB6470E
Revision: January 20102010 Versa

BACK DOOR LOCKBL-185
< SERVICE INFORMATION >
C
DE
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 >> Repair or replace harness between back door opener switch and front door lock actuator LH (door
unlock sensor).
5.CHECK FRONT DOOR LOCK ACTUATOR LH (DOOR UNLOCK SENSOR) GROUND CIRCUIT
Check continuity between front door lock actuator LH (door unlock sensor) connector terminal 5 and ground.
OK or NG
OK >> GO TO 6
NG >> Repair or replace harness.
6.CHECK UNLOCK SENSOR FUNCTION
1. Connect front door lock actuator LH (door unlock sensor) connector.
2. Check continuity between back door opener switch connector D408 terminal 2 and ground.
OK or NG
OK >> GO TO 7
NG >> Replace front door lock actuator LH (door unlock sen- sor). Refer to BL-166
.
7.CHECK BACK DOOR OPENER SWITCH SIGNAL 2
1. Connect BCM connector.
2. Check voltage between BCM connector M18 terminal 30 and ground.
AB
Continuity
Back door opener
switch connector Te r m i n a lFront door lock ac-
tuator LH (door un-
lock sensor)connector Te r m i n a l
D408 2D3 4Yes
Back door opener switch connector Te r m i n a l
GroundContinuity
D408 2 No
WIIA1272E
Front door lock actuator
LH (door unlock sensor) connec-
tor Te r m i n a l
GroundContinuity
D3 5 Yes
PIIB6423E
Back door
opener switch connector Te r m i n a l
Front door lock
knob LH position Continuity
D408 2 Ground Unlock
Yes
Lock No
PIIB6472E
Revision: January 20102010 Versa

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 opener switch terminals 1 and 2.
OK or NG
OK >> GO TO 4
NG >> Replace back door opener switch.
4.CHECK BACK DOOR OPENER SWITCH CIRCUIT 2
1. Disconnect front door lock actuator RH (door unlock sensor) connector.
2. Check continuity between back door opener switch connector (A) D408 terminal 2 and front door lock actuator RH (door unlock sensor) connector (B) D114 terminal 4.
3. Check continuity between back door opener switch connector (A) D408 terminal 2 and ground.
OK or NG
OK >> GO TO 5
NG >> Repair or replace harness between back door opener switch and front door lock actuator RH (door unlock sensor).
5.CHECK FRONT DOOR LOCK ACTUATOR RH (DOOR UNLOCK SENSOR) GROUND CIRCUIT
Check continuity between front door lock actuator RH (door unlock sensor) connector terminal 5 and ground.
A
GroundContinuity
BCM connector Terminal
M18 30 No
Te r m i n a l
Back door opener
switch condition Continuity
Back door opener switch
12 Pushed
Yes
Released No
PIIB6470E
AB
Continuity
Back door opener
switch connector Te r m i n a lFront door lock ac-
tuator RH (door un- lock sensor)
connector Te r m i n a l
D408 2 D114 4 Yes
Back door opener switch connector Te r m i n a l
GroundContinuity
D408 2 No
WIIA1271E
Revision: January 20102010 Versa

BL-188
< SERVICE INFORMATION >
BACK DOOR LOCK
OK or NG
OK >> GO TO 6
NG >> Repair or replace harness.
6.CHECK UNLOCK SENSOR FUNCTION
1. Connect front door lock actuator RH (door unlock sensor) connector.
2. Check continuity between back door opener switch connector D408 terminal 2 and ground.
OK or NG
OK >> GO TO 7
NG >> Replace front door lock actuator RH (door unlock sen- sor). Refer to BL-166
.
7.CHECK BACK DOOR OPENER SWITCH SIGNAL 2
1. Connect BCM connector.
2. Check voltage between BCM connector and ground.
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 Opener Switch Circuit (With Intelligent Key)INFOID:0000000005396661
1.CHECK BACK DOOR OPENER SWITCH SIGNAL
With CONSULT-III
Check back door opener switch (“TRNK OPNR SW”) in “DATA MONITOR” mode with CONSULT-III.
Without CONSULT-III
Front door lock actuator
RH (door unlock sensor) connec-
tor Te r m i n a l
GroundContinuity
D114 5 Yes
WIIA1273E
Back door
opener switch connector Te r m i n a l
Front door lock
knob RH position Continuity
D408 2 Ground Unlock
Yes
Lock No
PIIB6472E
Te r m i n a l s
Voltage (V)
(Approx.)
(+)
(–)
BCM connector Terminal
M18 30Ground Battery voltage
PIIB6468E
Test item Condition
TRNK OPNR SW Back door opener switch is pushed: ON
Back door opener switch is released: OFF
Revision: January 20102010 Versa

BL-196
< SERVICE INFORMATION >
TRUNK LID OPENER
TRUNK LID OPENER
Component Parts and Harness Connector LocationINFOID:0000000005396668
System DescriptionINFOID:0000000005396669
Power is supplied at all times
• through 40A fusible link (letter g, located in fuse and fusible link box)
• to BCM terminal 70
• through 10A fuse [No. 8, located in fuse block (J/B)]
• to BCM terminal 57
• through 10A fuse [No. 31, located in fuse block (J/B)]
• to Intelligent Key unit terminal 11 (with Intelligent Key).
Ground is supplied
• to BCM terminal 67 and
• to Intelligent Key unit terminal 12 (with Intelligent Key)
• through body grounds M57 and M61.
When trunk lid opener switch is ON (pushed), ground is supplied
• to BCM terminal 30 (without Intelligent Key)
• through trunk lid opener switch terminals 1 and 2
• through front door lock actuator LH (door unlock s ensor) terminals 4 and 5 (without power windows) or
• through front door lock actuator RH (door unlock sensor) terminals 4 and 5 (with power windows)
• through body grounds M57 and M61
• to Intelligent Key unit terminal 24 (with Intelligent Key)
• through trunk lid opener switch terminals 1 and 2
• through body grounds B117 and B132.
Then power is supplied
• through BCM terminal 53
• to trunk lamp switch and trunk release solenoid terminal 2.
ALKIA1777ZZ
1. BCM M18, M19, M20
(view with glove box removed) 2. Intelligent Key unit M52
(with Intelligent Key) 3. Trunk lamp switch and trunk release
solenoid B127
4. Trunk lid opener switch B128 5. Front door lock actuator LH (door un- lock sensor) D3 (without power win-
dows)6. Front door lock actuator RH (door
unlock sensor) D1 14 (with power
windows)
Revision: January 20102010 Versa

BL-204
< SERVICE INFORMATION >
TRUNK LID OPENER
12 B Ground—— 0
13 V Instrument panel an-
tenna (+) signal
LOCK• Any door open
→ all door close
• Press ignition knob switch: ON (Ignition knob switch)
14 LG Instrument panel an-
tenna (-) signal
15 L Front console antenna
(+) signal
LOCK• Any door open
→ all door close
• Press ignition knob switch: ON (Ignition knob switch)
16 P Front console antenna
(-) signal
17 W Rear bumper antenna
(+) signal
LOCK Press back door request switch.
18 B Rear bumper antenna
(-) signal
19 V Front outside antenna
LH (+) signal
LOCK Press door request switch LH.
20 P Front outside antenna
LH (-) signal
22
*2B/R Key interlock solenoid — With Intelligent Key present or mechanical
key in ignition cylinder, press "PUSH" but-
ton on ignition cylinder.
Battery voltage
Other than above 0
23 LG Back door open output — Back door open (switch closed)
0
Back door closed (switch open) 5
24 V Back door opener
switch —Press and hold back door switch.
0
Other than above 5
25 L Front door request
switch RH —Press front door request switch RH.
0
Other than above 5
26 SB Stop lamp switch —Depress brake pedal
Battery voltage
Other than above 0
27 W Ignition knob switch — Press ignition switch.
Battery voltage
Release ignition switch. 0
28 Y Unlock sensor
(driver side) —Door (driver si
de) is locked. 5
Door (driver side ) is unlocked. 0
Te r m i n a l
Wire
Color Item Condition
Voltage (V)Approx.
Ignition
Switch
Position Operation or Conditions
PIIB5502J
PIIB5502J
SIIA1910J
SIIA1910J
Revision: January 20102010 Versa

BL-208
< SERVICE INFORMATION >
TRUNK LID OPENER
OK or NG
OK >> Trunk lid opener switch is OK.
NG >> GO TO 2
2.CHECK TRUNK LID OPENER SWITCH CIRCUIT 1
1. Turn ignition switch OFF.
2. Disconnect BCM and trunk lid opener switch connector.
3. Check continuity between BCM connector (A) M18 terminal 30 and trunk lid opener switch connector B128 (B) terminal 1.
4. Check continuity between BCM connector (A) M18 terminal 30 and ground.
OK or NG
OK >> GO TO 3
NG >> Repair or replace harness.
3.CHECK TRUNK LID OPENER SWITCH
Check continuity between trunk lid opener switch terminals 1 and 2.
OK or NG
OK >> GO TO 4
NG >> Replace trunk lid opener switch.
4.CHECK TRUNK LID OPENER SWITCH CIRCUIT 2
1. Disconnect front door lock actuator LH (door unlock sensor) connector.
2. Check continuity between trunk lid opener switch connector (A) B128 terminal 2 and front door lock actu- ator LH (door unlock sensor) connector (B) D3 terminal 4.
Te r m i n a l s
Door conditionVoltage (V)
(Approx.)
(+)
(–)
BCM
connector Te r m i n a l
M18 30 Ground Trunk lid open-
er switch Pushed
0
Released Battery voltage
PIIB6468E
AB Continuity
BCM connector Terminal Trunk lid opener
switch connector Te r m i n a l
M18 30B128 1Yes
A GroundContinuity
BCM connector Terminal
M18 30 No
PIIB6469E
Te r m i n a l
Trunk lid opener
switch condition Continuity
Trunk lid opener switch
12 Pushed
Yes
Released No
PIIB6470E
Revision: January 20102010 Versa

TRUNK LID OPENERBL-209
< SERVICE INFORMATION >
C
DE
F
G H
J
K L
M A
B
BL
N
O P
3. Check continuity between trunk lid opener switch connector (A) B128 terminal 2 and ground.
OK or NG
OK >> GO TO 5
NG >> Repair or replace harness between trunk lid opener switch and front door lock actuator LH (door unlock sensor).
5.CHECK FRONT DOOR LOCK ACTUATOR LH (DOOR UNLOCK SENSOR) GROUND CIRCUIT
Check continuity between front door lock actuator LH (door unlock sensor) connector terminal 5 and ground.
OK or NG
OK >> GO TO 6
NG >> Repair or replace harness.
6.CHECK UNLOCK SENSOR FUNCTION
1. Connect front door lock actuator LH (door unlock sensor) connector.
2. Check continuity between trunk lid opener switch connector B128 terminal 2 and ground.
OK or NG
OK >> GO TO 7
NG >> Replace front door lock actuator LH (door unlock sen- sor). Refer to BL-166
.
7.CHECK TRUNK LID OPENER SWITCH SIGNAL 2
1. Connect BCM connector.
2. Check voltage between BCM connector M18 terminal 30 and ground.
AB
Continuity
Trunk lid opener
switch connector Te r m i n a lFront door lock ac-
tuator LH (door un-
lock sensor)connector Te r m i n a l
B128 2D3 4Yes
Trunk lid opener
switch connector Te r m i n a l
GroundContinuity
B128 2 No
WIIA1272E
Front door lock actuator
LH (door unlock sensor) connec-
tor Te r m i n a l
GroundContinuity
D3 5 Yes
PIIB6423E
Trunk lid opener
switch connec- tor Te r m i n a l
Front door lock
knob LH position Continuity
B128 2 Ground Unlock
Yes
Lock No
PIIB6472E
Revision: January 20102010 Versa