2011 NISSAN LATIO key battery

BL-202
< SERVICE INFORMATION >
TRUNK LID OPENER
15 WTire pressure warning
check connector
Input OFF
—5V
18 V Remote keyless entry
receiver (ground) Output OFF
—0V
19 BR Remote keyless entry
receiver (power sup-
ply) Output OFF Ignition switch OFF
20 G Remote keyless entry
receiver signal (signal)
Input OFFStand-by (keyfob buttons re-
leased)
When remote keyless entry
receiver receives signal from
keyfob (keyfob buttons
pressed)
21 P NATS antenna amp. Input/
Output OFF
→
ON Ignition switch (OFF
→ ON)Just after turning ignition switch
ON: Pointer of tester should
move for approx. 1 second, then
return to battery voltage.
23 R Security indicator
lamp Output OFF
Goes OFF
→ illuminates (Ev-
ery 2.4 seconds) Battery voltage
→ 0V
25 LG NATS antenna amp. Input/
Output OFF
→
ON Ignition switch (OFF
→ ON)Just after turning ignition switch
ON: Pointer of tester should
move for approx. 1 second, then return to battery voltage.
26 GR Thermo control amp. Input ON A/C switch ON
27 O Compressor ON sig-
nal Input ONA/C switch OFF
5V
A/C switch ON 0V
28 P Front blower monitor Input ON Front blower motor OFF
Battery voltage
Front blower motor ON 0V
29 L Hazard switch Input OFFON
0V
OFF 5V
Te r m i n a l
Wire
color Signal name Signal
input/
output Measuring condition
Reference value or waveform
(Approx.)
Ignition
switch Operation or condition
LIIA1893E
LIIA1894E
LIIA1895E
ZJIA0719J
Revision: May 2010
2011 Versa

TRUNK LID OPENERBL-203
< SERVICE INFORMATION >
C
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F
G H
J
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M A
B
BL
N
O P
301LG Back door/trunk lid in-
put Input —Back door/trunk lid opener
switch ON (closed) Battery voltage
↓0
↓
Battery voltage
Back door/trunk lid opener
switch OFF (open) Battery voltage
30
3V Back door opener
switch
Input —All doors locked (SW OFF)
Battery voltage
All doors unlocked (SW ON) 0V
30
4V Trunk lid opener
switch
Input —All doors locked (SW OFF)
Battery voltage
All doors unlocked (SW ON) 0V
32 LG Combination switch
output 5 Output ONLighting, turn, wiper OFF
Wiper dial position 4
33 Y Combination switch
output 4 Output ON
Lighting, turn, wiper OFF
Wiper dial position 4
34 V Combination switch
output 3
Output ONLighting, turn, wiper OFF
Wiper dial position 4
35 R Combination switch
output 2
Output ONLighting, turn, wiper OFF
Wiper dial position 4
36 P Combination switch
output 1
37
1G Key switch and igni-
tion knob switch Input OFFIntelligent Key inserted
Battery voltage
Intelligent Key removed 0V
37
2G Key switch and key
lock solenoid Input OFFKey inserted
Battery voltage
Key removed 0V
38 W Ignition switch (ON) Input ON —Battery voltage
39 L CAN-H — —— —
40 P CAN-L — —— —
41
6W Trunk key cylinder
switch
Input —ON (Full unlock position)
0V
OFF (Neutral position) 5V
Te r m i n a l
Wire
color Signal name Signal
input/
output Measuring condition
Reference value or waveform
(Approx.)
Ignition
switch Operation or condition
SKIA5291E
SKIA5292E
SKIA5291E
SKIA5292E
Revision: May 2010
2011 Versa

TRUNK LID OPENERBL-205
< SERVICE INFORMATION >
C
DE
F
G H
J
K L
M A
B
BL
N
O P
1: With Intelligent Key
2: Without Intelligent Key
3: Hatchback without Intelligent Key
4: Sedan without Intelligent Key
5: Hatchback
6: Sedan
7: With power door locks
8: With power windows
Terminal and Reference Valu e for Intelligent Key UnitINFOID:0000000006215778
63 BR Interior room lamp Output OFF Any door
switchON (open)
0V
OFF (closed) Battery voltage
65
7SB All door lock actuators
(lock) Output OFFOFF (neutral)
0V
ON (lock) Battery voltage
66
7G Front door lock actua-
tor RH, rear door lock
actuators LH/RH (un-
lock) Output OFFOFF (neutral)
0V
ON (unlock) Battery voltage
67 B Ground Input ON—0V
68
8L Power window power
supply (RAP)
Output —Ignition switch ON
Battery voltage
Within 45 seconds after igni-
tion switch OFF Battery voltage
More than 45 seconds after ig-
nition switch OFF 0V
When front door LH or RH is
open or power window timer
operates 0V
69
8P Battery power supply OutputOFF
— Battery voltage
70 Y Battery power supply Input OFF —Battery voltage
Te r m i n a l
Wire
color Signal name Signal
input/
output Measuring condition
Reference value or waveform
(Approx.)
Ignition
switch Operation or condition
TerminalWire
Color Item Condition
Voltage (V)Approx.
Ignition
Switch
Position Operation or Conditions
1R Steering lock solenoid
power supply
LOCK
— 5
2 L CAN-H —— —
3 P CAN-L —— —
4O Intelligent Key warning
buzzer LOCKOperate door request
switch. Buzzer OFF
Battery voltage
Sound buzzer 0
5G Front door request
switch LH —Press door request switch (driver side).
0
Other than above 5
6 Y Ignition switch (ON) ON —Battery voltage
7 LG Key switch LOCKInsert mechanical key into ignition switch. Battery voltage
Remove mechanical key from ignition
switch.
0
Revision: May 2010
2011 Versa

BL-206
< SERVICE INFORMATION >
TRUNK LID OPENER
10*1WCVT or A/T shift selec-
tor (park position
switch)
ONShift lever in park position.
0
Other than above Battery voltage
11 SB Power source (Fuse) — —Battery voltage
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
*2BR 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
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: May 2010
2011 Versa

TRUNK LID OPENERBL-209
< SERVICE INFORMATION >
C
DE
F
G H
J
K L
M A
B
BL
N
O P
NG >> If fuse is blown, be sure to eliminate cause of malfunction before installing new fuse. Refer to PG-
4, "Schematic" .
2.CHECK BCM POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect BCM.
3. Check voltage between BCM connectors and ground.
OK or NG
OK >> GO TO 3.
NG >> Repair or replace the harness.
3.CHECK GROUND CIRCUIT
Check continuity between BCM connector M20 terminal 67 and
ground.
OK or NG
OK >> Power supply and ground circuit is OK.
NG >> Repair or replace harness.
Check Trunk Lid Opener Switch Cir cuit (Without Intelligent Key)INFOID:0000000005929407
1.CHECK TRUNK LID OPENER SWITCH SIGNAL 1
With CONSULT-III
1. Insure front door lock assembly RH is in the UNLOCK position.
2. Check trunk lid opener switch (“TRNK OPNR SW”) in “DATA MONITOR” mode with CONSULT-III.
Without CONSULT-III
Connector Te r m i n a l s
Power
source Condition Voltage (V) (Ap-
prox.)
(+) (-)
M18 11 Ground
ACC
power
supply Ignition
switch
ACC or
ON Battery voltage
38 Ground Ignition
power
supply Ignition
switch ON or START Battery voltage
M20 57 Ground
Battery
power
supply Ignition
switch OFF Battery voltage
70 Ground Battery
power
supply Ignition
switch
OFF Battery voltage
LIIA2415E
67 - Ground
: Continuity should exist.
LIIA0915E
Test item Condition
TRNK OPNR SW Trunk lid opener switch is pushed: ON
Trunk lid opener switch is released: OFF
Revision: May 2010
2011 Versa

BL-212
< SERVICE INFORMATION >
TRUNK LID OPENER
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 Trunk Lid Opener Switch Circuit (With Intelligent Key)INFOID:0000000005929408
1.CHECK TRUNK LID OPENER SWITCH SIGNAL
With CONSULT-III
Check trunk lid opener switch (“TRNK OPNR SW”) in “DATA MONITOR” mode with CONSULT-III.
Without CONSULT-III
Check voltage between Intelligent Key unit connector M52 terminal
24 and ground.
OK or NG
OK >> Trunk lid opener switch circuits are OK.
NG >> GO TO 2
2.CHECK TRUNK LID OPENER SWITCH CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect Intelligent Key unit and trunk lid opener switch connector.
3. Check continuity between Intelligent Key unit c onnector (A) M52 terminal 24 and trunk lid opener switch
connector B128 (B) terminal 1.
4. Check continuity between Intelligent Key unit connector (A) M52 terminal 24 and ground.
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 Trunk lid opener switch is pushed: ON
Trunk lid opener switch is released: OFF
Te r m i n a l s
Door conditionVoltage (V)
(Approx.)
(+)
(–)
Intelligent
Key unit
connector Te r m i n a l
M52 24 Ground Trunk lid open-
er switch Pushed
0
Released 5
WIIA1279E
AB Continuity
Intelligent Key unit
connector Te r m i n a l
Trunk lid opener
switch connector Te r m i n a l
M52 24B128 1Yes
WIIA1280E
Revision: May 2010 2011 Versa

TRUNK LID OPENERBL-213
< SERVICE INFORMATION >
C
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F
G H
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M A
B
BL
N
O P
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 GROUND CIRCUIT
Check continuity between trunk lid opener switch connector terminal
2 and ground.
OK or NG
OK >> GO TO 5
NG >> Repair or replace harness.
5.CHECK INTELLIGENT KEY UNIT OUTPUT SIGNAL
1. Connect Intelligent Key unit connector.
2. Check voltage between BCM connector M18 terminal 30 and ground.
OK or NG
OK >> Replace BCM. Refer to BCS-19, "Removal and Installation of BCM".
NG >> GO TO 6
6.CHECK TRUNK LID INPUT CIRCUIT
A
GroundContinuity
Intelligent Key unit connector Terminal
M52 24 No
Te r m i n a l
Trunk lid opener
switch condition Continuity
Trunk lid opener switch
12 Pushed
Yes
Released No
PIIB6470E
Trunk lid opener switch con-
nector Te r m i n a l
GroundContinuity
B128 2 Yes
PIIB6472E
Te r m i n a l s
ConditionVoltage (V)
(Approx.)
(+)
(–)
BCM
connector Te r m i n a l
M18 30 Ground Trunk lid open-
er switch PushedBattery voltage
↓
0
↓
Battery voltage
Released Battery voltage
AWKIA1678ZZ
Revision: May 2010 2011 Versa

BL-214
< SERVICE INFORMATION >
TRUNK LID OPENER
1. Disconnect Intelligent Key unit connector M52 and BCM con-nector M18.
2. Check continuity between Intelligent Key unit connector (A) M52
terminal 23 and BCM connector (B) M18 terminal 30.
3. Check continuity between Intelligent Key unit connector (A) M52 terminal 23 and ground.
OK or NG
OK >> Replace Intelligent Key unit. Refer to BL-158, "Removal and Installation of Intelligent Key Unit".
NG >> Repair or replace harness.
Check Trunk Releas e Solenoid CircuitINFOID:0000000005929409
1.CHECK TRUNK LAMP SWITCH AND T RUNK RELEASE SOLENOID FUNCTION
With CONSULT-III
Check the operation with (“TRUNK/BACK DOOR”) in the ACTIVE TEST.
YES or NO
YES >> Trunk release solenoid is OK.
NO >> GO TO 2
2.CHECK TRUNK LAMP SWITCH AND RE LEASE SOLENOID POWER SUPPLY
1. Turn ignition switch OFF.
2. Insure both front door lock knobs are turned to the UNLOCK position.
3. Disconnect trunk lamp switch and trunk release solenoid connector.
4. Check voltage between trunk lamp switch and trunk release solenoid connector B127 terminal 2 and ground.
OK or NG
OK >> GO TO 3
NG >> GO TO 4
AB Continuity
Intelligent Key unit
connector Terminal BCM connector Terminal
M52 23M18 30 Yes
A GroundContinuity
Intelligent Key unit connector Terminal
M52 23 No
AWKIA1679ZZ
Does trunk release solenoid system operate normally?
Te r m i n a l s
ConditionVoltage (V)
(Approx.)
(+)
(–)
Trunk lamp
switch and trunk re-
lease sole- noid
connector Te r m i n a l
B127 2 Ground Trunk lid open-
er switch Pushed 0
↓
Battery voltage ↓
0
Released 0
WIIA1418E
Revision: May 2010 2011 Versa