keyless NISSAN LATIO 2011 Service Owner's Manual

BL-68
< SERVICE INFORMATION >
REMOTE KEYLESS ENTRY SYSTEM
426Y Trunk lamp switch Input OFFON (trunk open)
0V
OFF (trunk closed) Battery voltage
43
5R Back door switch Input OFF ON (open) 0V
OFF (closed)
Battery voltage
44
5LG Rear wiper auto stop Input ON Rear wiper operating 0
Rear wiper stopped
Battery
45
7GR Lock switch Input OFFON (lock)
0V
OFF Battery voltage
46
7L Unlock switch Input OFFON (unlock)
0V
OFF Battery voltage
47 BR Front door switch LH Input OFF ON (open)
0V
OFF (closed) Battery voltage
48 O Rear door switch LH Input OFF ON (open)
0V
OFF (closed) Battery voltage
49 P Luggage room lamp Output OFF Any door open (ON)
0V
All doors closed (OFF) Battery voltage
50 SB A/C indicator Output ONA/C OFF
0
A/C ON Battery voltage
53
5R Back door lock assem-
bly (actuator)
Output OFF Back door (open)
Battery voltage
53
6R Trunk lamp switch and
trunk release solenoid Output OFF Trunk lid (open)
Battery voltage
55
5V Rear wiper motor out-
put
Output ONOFF
0
ON Battery voltage
56 R Battery saver output Output OFF
15 minutes after ignition
switch is turned OFF 0V
ON — Battery voltage
57 LG Battery power supply Input OFF —Battery voltage
59
7G Front door lock actua-
tor LH (unlock)
Output OFFOFF (neutral)
0V
ON (unlock) Battery voltage
60 V Turn signal (left) Output ON Turn left ON
61 W Turn signal (right) Output ON Turn right ON
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
SKIA3009J
SKIA3009J
Revision: May 2010
2011 Versa

REMOTE KEYLESS ENTRY SYSTEMBL-69
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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
How to Perform Trouble DiagnosisINFOID:0000000005929308
1. Confirm the symptom or customer complaint.
2. Understand operation, description and function description. Refer to BL-58, "
System Description" .
3. Perform the Preliminary Check. Refer to LT-12, "
Preliminary Check" .
4. Check symptom and repair or replace the component.
5. Does the remote keyless entry system operate normally? If YES, GO TO 6. If NO, GO TO 4.
6. Inspection End.
Preliminary CheckINFOID:0000000005929309
CHECK BCM CONFIGURATION
1.CHECK BCM CONFIGURATION
Confirm BCM configuration for "KEYLESS ENTRY" is set to "WITH". Refer to BCS-19, "
Configuration" .
OK or NG
OK >> Refer to BL-71, "Work Flow" .
NG >> Change BCM configuration for "KEYLESS ENTRY" to "WITH". Refer to BCS-19, "
Configuration" .
CONSULT-III Function (BCM)INFOID:0000000005929310
CONSULT-III can display each diagnostic item using the diagnostic test modes shown following.
63 BR Interior room lamp Output OFFAny 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
Revision: May 2010
2011 Versa

BL-70
< SERVICE INFORMATION >
REMOTE KEYLESS ENTRY SYSTEM
CONSULT-III APPLICATION ITEMS
Work Support
HAZARD LAMP SET
AUTO LOCK SET
PANIC ALARM SET
TRUNK OPEN SET
Data Monitor
Diagnostic modeDescription
WORK SUPPORT Supports inspections and adjustments. Commands are transmitted to the BCM for setting
the status suitable for required operation, input/output signals are received from the BCM
and received date is displayed.
DATA MONITOR Displays BCM input/output data in real time.
ACTIVE TEST Operation of electrical loads can be checked by sending drive signal to them.
SELF DIAGNOSTIC RESULT Displays BCM self-diagnosis results. CAN DIAG SUPPORT MNTR The result of transmit/receive diagnosis of CAN communication can be read. ECU IDENTIFICATION BCM part number can be read.CONFIGURATION Performs BCM configuration read/write functions.
Te s t I t e m D e s c r i p t i o n
HORN CHIRP SET Horn chirp (On/Off) when keyfob Lock or Unlock is pressed can be selected.
REMO CONT ID REGIST Keyfob ID code can be registered.
REMO CONT ID ERASER Keyfob ID code can be erased.
REMO CONT ID CONFIR Keyfob ID code can be checked whether it is registered or not.
MODE 1 MODE 2MODE 3 MODE 4
Hazard lamp operation mode NothingUnlock only Lock only Lock and Unlock
MODE 1 MODE 2MODE 3
Auto locking function 30 secondsNothing1 minutes
MODE 1 MODE 2MODE 3
Keyfob operation 0.5 secondsNothing1.5 seconds
MODE 1 MODE 2MODE 3
Keyfob operation 0.5 secondsNothing1.5 seconds
Monitored Item Description
IGN ON SW Indicates [ON/OFF] condition of ignition switch in ON position.
KEY ON SW Indicates [ON/OFF] condition of key switch.
ACC ON SW Indicates [ON/OFF] condition of ignition switch in ACC position.
KEYLESS LOCK Indicates [ON/OFF] condition of lock signal from keyfob.
KEYLESS UNLOCK Indicates [ON/OFF] condition of unlock signal from keyfob.
KEYLESS PANIC Indicates [ON/OFF] condition of panic alarm signal from keyfob.
DOOR SW-DR Indicates [ON/OFF] condition of front door switch driver side.
DOOR SW-AS Indicates [ON/OFF] condition of front door switch passenger side.
DOOR SW-RR Indicates [ON/OFF] condition of rear door switch RH.
DOOR SW-RL Indicates [ON/OFF] condition of rear door switch LH.
TRNK OPN MNTR Indicates [ON/OFF] condition of trunk room lamp switch (sedan).
BACK DOOR SW Indicates [ON/OFF] condition of back door switch (hatchback).
CDL LOCK SW Indicates [ON/OFF] condition of lock signal from door lock and unlock switch.
Revision: May 2010 2011 Versa

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Active Test
Work FlowINFOID:0000000005929311
1. Check the symptom and customer's requests.
2. Understand outline of system. Refer to
BL-58, "
System Description" .
3. Confirm that power door lock system operates normally. Refer to BL-22
.
4. Repair or replace any malfunctioning parts. Refer to BL-71, "
Trouble Diagnosis Symptom Chart" .
5. Does remote keyless entry system operate normally? If Yes, GO TO 6. If No, GO TO 4.
6. INSPECTION END
Trouble Diagnosis Symptom ChartINFOID:0000000005929312
NOTE:
• Always check the “Work Flow” before troubleshooting. Refer to BL-71, "
Work Flow" .
• Always check keyfob battery before replacing keyfob.
CDL UNLOCK SW Indicates [ON/OFF] condition of unlock signal from door lock and unlock switch.
KEY CYL LK SW Indicates [ON/OFF] condition of driver key cylinder lock signal.
Monitored Item
Description
Test ItemDescription
DOOR LOCK This test is able to check all door lock actuators operation [OTR ULK/DR UNLK/ALL ULK/ALL LCK].
FLASHER This test is able to check right and left hazard reminder operation. [LH/RH]
HORN This test is able to check horn reminder operation. [ON/OFF]
TRUNK/BACK DOOR This test is able to check trunk release solenoid (sedan) or back door actuator (hatchback) operation
[OFF/OPEN].
Symptom
Diagnoses/service procedureReference
page
All function of remote keyless entry system do not
operate. 1. Check key switch.
BL-78
2. Check keyfob battery and function.
NOTE:
If the result of keyfob function check with CONSULT-III is OK, key-
fob is not malfunctioning.BL-72
3. Check remote keyless entry receiver.
BL-80
4. Refer to ID Code Entry Procedure.BL-83
5. Replace BCM.BCS-19
The new ID of keyfob cannot be entered.1. Check keyfob battery and function.
NOTE:
If the result of keyfob function check with CONSULT-III is OK, key-
fob is not malfunctioning.
BL-72
2. Check key switch.
BL-78
3. Check door switch (hatchback).BL-74
4. Check door switch (sedan).BL-76
5. Check ACC switch.BL-74
6. Replace keyfob. Refer to ID Code Entry Procedure.BL-83
7. Replace BCM.BCS-19
Revision: May 2010 2011 Versa

BL-72
< SERVICE INFORMATION >
REMOTE KEYLESS ENTRY SYSTEM
Keyfob Battery and Function Check
INFOID:0000000005929313
1.CHECK KEYFOB FUNCTION
With CONSULT-III
Check keyfob function in “DATA MONITOR” mode with CONSULT-III. When pushing each button of keyfob,
the corresponding monitor item should be turned as follows.
Without CONSULT-III
Door lock does not function with keyfob.
(Power door lock system is “OK”.) 1. Check keyfob function. (Lock)
NOTE:
If the result of keyfob function check with CONSULT-III is OK, key-
fob is not malfunctioning.
BL-822. Replace keyfob. Refer to ID Code Entry Procedure.
BL-83
3. Check door switch (hatchback).BL-74
4. Check door switch (sedan).BL-76
5. Replace BCM.BCS-19
Door unlock does not function with keyfob
(Power door lock system is “OK”)1. Check keyfob function. (Unlock)
BL-82
2. Replace keyfob. Refer to ID Code Entry Procedure.
NOTE:
If the result of keyfob function check with CONSULT-III is OK, key-
fob is not malfunctioning.BL-83
3. Replace BCM.
BCS-19
Hazard reminder does not activate properly when
pressing lock or unlock button of keyfob.1. Check hazard reminder mode.*
*: Hazard reminder mode can be changed.
First check the hazard reminder setting.
BL-69
2. Check hazard function.
BL-79
3. Replace BCM.BCS-19
Panic alarm does not activate when panic alarm but-
ton is continuously pressed.1. Check panic alarm mode.*
*: Panic alarm mode can be changed.
First check the panic alarm setting.
BL-69
2. Check keyfob battery and function.
NOTE:
If the result of keyfob function check with CONSULT-III is OK, key-
fob is not malfunctioning.BL-72
3. Check horn function.
BL-79
4. Check key switch.BL-78
5. Replace keyfob. Refer to ID Code Entry Procedure.BL-83
6. Replace BCM.BCS-19
Auto door lock operation does not activate properly.
(All other remote keyless entry system functions are
OK.)1. Check auto door lock operation mode.*
*: Auto door lock operation mode can be changed.
First check the auto door lock operation setting.
BL-69
2. Replace BCM.
BCS-19
Interior lamp operation does not activate properly.1. Check interior lamp operation.
BL-802. Replace BCM.BCS-19
SymptomDiagnoses/service procedureReference
page
Condition Monitor item
Pushing LOCK KEYLESS LOCK: ON
Pushing UNLOCK KEYLESS UNLOCK: ON
Pushing PANIC KEYLESS PANIC: ON
Revision: May 2010 2011 Versa

REMOTE KEYLESS ENTRY SYSTEMBL-73
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Check keyfob function using Remote Keyless Entry Tester J-43241.
OK or NG
OK >> Keyfob is OK.
NG >> GO TO 2
2. CHECK KEY FOB COMPONENTS
1. Open the lid using a coin. CAUTION:
• Do not touch the circuit board or battery terminal.
• The keyfob is water-resistant. However, if it does get wet,immediately wipe it dry.
2. Remove the key fob battery. CAUTION:
• Keep dirt, grease, and other fo reign materials off the elec-
trode contact area.
3. Visually inspect keyfob internal components.
Is the inspection result normal?
YES >> GO TO 3
NO >> Repair or replace malfunctioning parts.
3.CHECK KEY FOB BATTERY
Check by connecting a resistance (approximately 300 Ω) so that the
current value becomes about 10 mA.
Is the measurement val ue within specification?
YES >> Key fob battery is OK. Check remote keyless entry
receiver. Refer to BL-80, "
Remote Keyless Entry
Receiver Check".
NO >> GO TO 4
4. REPLACE KEY FOB BATTERY
1. Replace the key fob battery, positive side down.
2. Align the tips of the upper and lower parts, and then push them together until it is securely closed.
CAUTION:
• When replacing battery, keep dirt, grease, and other for-eign materials off the electrode contact area.
3. After replacing the battery, check that all key fob functions work properly.
Is the inspection result normal?
YES >> Key fob is OK.
NO >> Check remote keyless entry receiver. Refer to BL-80,
"Remote Keyless Entry Receiver Check".
LEL946A
ALKIA1720GB
Standard : Approx. 2.5 - 3.0V
OCC0607D
ALKIA1721GB
Revision: May 2010 2011 Versa

BL-74
< SERVICE INFORMATION >
REMOTE KEYLESS ENTRY SYSTEM
ACC Switch Circuit Check
INFOID:0000000005929314
1.CHECK ACC SWITCH CIRCUIT
Check voltage between BCM connector and ground.
OK or NG
OK >> ACC switch circuit is OK.
NG >> Check the following. • 10A fuse [No. 20, located in fuse block (J/B)]
• Harness for open or short between BCM and fuse.
Door Switch Check (Hatchback)INFOID:0000000006221152
1.CHECK DOOR SWITCHES INPUT SIGNAL
With CONSULT-III
Check door switches ("DOOR SW-DR", "DOOR SW-AS", "DOOR SW-RL", "DOOR SW-RR", "BACK DOOR
SW") in DATA MONITOR mode with CONSULT–III. Refer to BL-41, "
CONSULT-III Function (BCM)" .
• When doors are open:
• When doors are closed:
Without CONSULT-III
Check voltage between BCM connector M18 or M19 terminals 12, 13, 43, 47, 48 and ground.
Te r m i n a l s
Ignition switch
condition Voltage (V)
(Approx.)
(+)
(–)
BCM connector Terminal
M18 11 Ground ACC or ON Battery voltage
OFF 0
PIIB6453E
DOOR SW-DR : ON
DOOR SW-AS : ON
DOOR SW-RL : ON
DOOR SW-RR : ON
BACK DOOR SW : ON
DOOR SW-DR : OFF
DOOR SW-AS : OFF
DOOR SW-RL : OFF
DOOR SW-RR : OFF
BACK DOOR SW : OFF
Revision: May 2010 2011 Versa

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OK or NG
OK >> Door switch circuit is OK.
NG >> GO TO 2
2.CHECK DOOR SWITCH CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect door switch and BCM.
3. Check continuity between door switch connector (B) B8 (front LH), B108 (front RH) terminal 2 or (C) B6
(rear LH), B116 (rear RH) terminal 1 or back door lock assembly connector (D) D405 terminal 3 and BCM
connectors (A) M18, M19 te rminals 12, 13, 43, 47 and 48.
4. Check continuity between door switch connector (B) B8 (front LH), B108 (front RH) terminal 2 or (C) B6 (rear LH), B116 (rear
RH) terminal 1 or back door lo ck assembly connector (D) D405
terminal 3 and ground.
OK or NG
OK >> GO TO 3
NG >> Repair or replace harness.
3.CHECK DOOR SWITCHES
FRONT AND REAR DOORS
Connector Item Te r m i n a l s
ConditionVoltage (V)
(Approx.)
( + ) ( – )
M18 Front door
switch RH 12
Ground Open
↓
Closed 0
↓
Battery voltage
Rear door
switch RH 13
M19 Back door
switch 43
Front door switch LH 47
Rear door switch LH 48
LIIA1041E
1 - 13
: Continuity should exist.
1 - 48 : Continuity should exist.
2 - 12 : Continuity should exist.
2 - 47 : Continuity should exist.
3 - 43 : Continuity should exist.
1 - Ground : Continuity should not exist.
2 - Ground : Continuity should not exist.
3 - Ground : Continuity should not exist.
WIIA1244E
Revision: May 2010 2011 Versa

BL-76
< SERVICE INFORMATION >
REMOTE KEYLESS ENTRY SYSTEM
Check continuity between front door switch terminal 2 or rear door
switch terminal 1 and exposed metal of switch while pressing and
releasing switch.
BACK DOOR
Check continuity between back door lock assembly connector (back
door switch) terminals 3 and 4 while pressing (closing back door)
and releasing (opening back door) switch.
OK or NG
OK1 >> (Front and rear doors) Switch circuit is OK.
OK2 >> (Back door) GO TO 4
NG >> Replace door switch.
4.CHECK BACK DOOR SWITCH GROUND
Check continuity between back door lock assembly connector D405
terminal 4 and ground.
OK or NG
OK >> Back door switch circuit is OK.
NG >> Repair or replace harness.
Door Switch Check (Sedan)INFOID:0000000006221153
1.CHECK DOOR SWITCHES INPUT SIGNAL
With CONSULT-III
Check door switches ("DOOR SW-DR", "DOOR SW-AS" , "DOOR SW-RL", "DOOR SW-RR") in DATA MONI-
TOR mode with CONSULT–III. Refer to BL-41, "
CONSULT-III Function (BCM)" .
• When doors are open:
• When doors are closed: Door switch is released :
Continuity should exist.
Door switch is pushed : Co ntinuity should not exist.
PIIB6899E
When back door is open : Continuity should exist.
When back door is closed : Co ntinuity should not exist.
WIIA1245E
4 - Ground: Continuity should exist.
WIIA1246E
DOOR SW-DR : ON
DOOR SW-AS : ON
DOOR SW-RL : ON
DOOR SW-RR : ON
DOOR SW-DR : OFF
DOOR SW-AS : OFF
DOOR SW-RL : OFF
DOOR SW-RR : OFF
Revision: May 2010 2011 Versa

REMOTE KEYLESS ENTRY SYSTEMBL-77
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Without CONSULT-III
Check voltage between BCM connector M18 or M19 terminals 12, 13, 47, 48 and ground.
OK or NG
OK >> Door switch circuit is OK.
NG >> GO TO 2
2.CHECK DOOR SWITCH CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect door switch and BCM.
3. Check continuity between door switch connector B8 (F ront LH) or B108 (Front RH) terminal 2, B6 (Rear
LH) or B116 (Rear RH) terminal 1 and BCM connector M18, M19 terminals 12, 13, 47 and 48.
4. Check continuity between door switch connector B8 (Front LH) or B108 (Front RH) terminal 2, B6 (Rear LH) or B116 (Rear RH)
terminal 1 and ground.
OK or NG
OK >> GO TO 3
NG >> Repair or replace harness.
3.CHECK DOOR SWITCHES
Check continuity between door switch terminal and switch case ground.
OK or NG
OK >> Check door switch case ground condition.
NG >> Replace door switch.
Connector Item Te r m i n a l s
ConditionVoltage (V)
(Approx.)
( + ) ( – )
M19 Front door
switch LH 47
Ground Open
↓
Closed 0
↓
Battery voltage
Rear door
switch LH 48
M18 Front door
switch RH 12
Rear door
switch RH 13
LIIA1177E
2 - 47
: Continuity should exist.
2 - 12 : Continuity should exist.
1 - 48 : Continuity should exist.
1 - 13 : Continuity should exist.
2 - Ground : Continuity should not exist.
1 - Ground : Continuity should not exist.
LIIA1350E
Component Terminals Condition of
switch Continuity
Front door switch LH/RH 2 – Case ground Pushed
No
Released Yes
Rear door switch LH/RH 1 – Case ground Pushed
No
Released Yes
LIIA0550E
Revision: May 2010 2011 Versa