2006 NISSAN VERSA horn

INTELLIGENT KEY SYSTEM
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1. Horn (Low) E18, E20
(view with front fascia removed)2. Horn (High) E21, E22 3. Horn relay H-1
4. Instrument panel antenna M10
(view with glove box removed)5. BCM M18, M19, M20 6. Intelligent Key Unit M52
7. Combination meter M24 8. Intelligent key "KEY" warning indica-
tor9a.
9b.Intelligent key warning indicator (CVT)
Intelligent key warning indicator (M/T)
10. Stop lamp switch E13 11. Steering lock solenoid M6
(bottom view of steering column)12. Key switch and ignition knob switch
M73
13. CVT device (park position switch) M38 14. Intelligent key warning buzzer D6
(view with front door finisher LH
removed)15. Front outside antenna LH D10, RH
D106
16. Front door request switch LH D5, RH
D10317. Front door lock actuator LH (door
unlock sensor) D318. Front door switch LH B8, RH B108
19. Rear door switch LH B6, RH B116 20. Front console antenna B3
(view with front console removed)21. Rear floor antenna B12
(behind rear seat)
22. Back door request switch D406 23. Back door lock assembly (back door
switch) D405 (with back door open)24. Rear bumper antenna B2
(view with rear fascia removed)
LIIA2592E

INTELLIGENT KEY SYSTEM
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Auto Door Lock Function
When all doors are locked, ignition knob switch is OFF (when ignition switch is not pressed) and key switch is
OFF (when mechanical key is out of ignition key cylinder), doors are unlocked with Intelligent Key button.
When Intelligent Key unit does not receive the following signals within 30 seconds, all doors are locked.

Door switch is ON (door is opened)

Door is locked

Ignition knob switch is ON (ignition switch is pressed)

Key switch is ON (mechanical key is inserted in ignition switch)
Auto door lock mode can be changed by “AUTO RELOCK TIMER” mode in “WORK SUPPORT”. Refer to BL-
11 3 , "WORK SUPPORT" .
Panic Alarm Function
When ignition knob switch is OFF (ignition switch is not pressed), or key switch is OFF (mechanical key is not
inserted in key cylinder), by press and holding the panic alarm button on Intelligent Key will send a panic alarm
signal to Intelligent Key unit.
Intelligent Key unit sends alarm request signal to BCM via CAN communication line.
BCM sends headlamp request signal and horn signal to IPDM E/R. Then, IPDM E/R turns on and off head-
lamp and horn intermittently.
The headlamp flashes and the horn sounds intermittently.
The alarm automatically turns off:

After 25 seconds

When Intelligent Key unit receives any signal from remote controller of Intelligent Key

When door request switch is pressed (Intelligent Key is outside vehicle)
Panic alarm function's press and holding time value can be changed in “PANIC ALARM DELAY” mode in
“WORK SUPPORT”. Refer to BL-113, "
WORK SUPPORT" .
Intelligent Key button operation Hazard warning lamp flashIntelligent Key warning buzzer
(driver door)Horns
(High and low)
Lock Twice — Once
Unlock Once — —

BL-88
INTELLIGENT KEY SYSTEM
Revision: June 20062007 Versa
List of Operation Related Parts
Parts marked with × are the parts related to operation.
Remote keyless entry functions
Intelligent Key
Key switch
Ignition knob switch
Door request switch
Door switch
Back door lock assembly (back door switch)
Door lock actuator
Intelligent Key warning buzzer
Intelligent Key unit
CAN communication system
BCM
Hazard warning lamp
Horn
IPDM E/R
Head lamp
Door lock/unlock function by Intelligent Key button× ××× ×××
Hazard and buzzer reminder function×××××
Auto door lock function×× ××× ×××
Panic alarm function×××× ××× ×××

INTELLIGENT KEY SYSTEM
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WORK SUPPORT
Monitor item Description
CONFIRM KEY FOB ID It can be checked whether Intelligent Key ID code is registered or not in this mode.
TAKE OUT FROM WINDOW
WAR NTake away warning chime (from window) mode can be changed to operate (ON) or not operate
(OFF) with this mode. The operation mode will be changed when “CHANGE SETT” on CON-
SULT-II screen is touched.
LOW BAT OF KEY FOB WARNIntelligent Key low battery warning mode can be changed to operate (ON) or not operate (OFF)
with this mode. The operation mode will be changed when “CHANGE SETT” on CONSULT-II
screen is touched.
ANSWER BACK FUNCTIONBuzzer reminder function mode by Intelligent button can be changed to operate (ON) or not oper-
ate (OFF) with this mode. The operation mode will be changed when “CHANGE SETT” on CON-
SULT-II screen is touched.
SELECTIVE UNLOCK FUNC-
TIONSelective unlock function mode can be changed to operate (ON) or not operate (OFF) with this
mode. The operation mode will be changed when “CHANGE SETT” on CONSULT-II screen is
touched.
ANTI KEY LOCK IN FUNCTIONKey reminder function mode can be changed to operate (ON) or not operate (OFF) with this
mode. The operation mode will be changed when “CHANGE SETT” on CONSULT-II screen is
touched.
HORN WITH KEYLESS LOCKHorn reminder function mode by Intelligent Key remote control button can be changed to operate
(ON) or not operate (OFF) with this mode. The operation mode will be changed when “CHANGE
SETT” on CONSULT-II screen is touched.
HAZARD ANSWER BACKHazard reminder function mode can be selected from the following with this mode. The operation
mode will be changed when “CHANGE SETT” on CONSULT-II screen is touched.

LOCK ONLY: Door lock operation only

UNLOCK ONLY: Door unlock operation only

LOCK/UNLOCK: Lock/Unlock operation

OFF: Non-operation
ANSWER BACK WITH I-KEY
LOCKBuzzer reminder function (lock operation) mode by door request switch (driver side, passenger
side and back door side) can be selected from the following with this mode. The operation mode
will be changed when “CHANGE SETT” on CONSULT-II screen is touched.

BUZZER: Sound buzzer

OFF: Non-operation
ANSWER BACK WITH I-KEY
UNLOCKBuzzer reminder function (unlock operation) mode by door request switch can be changed to
operate (ON) or not operate (OFF) with this mode.
AUTO RELOCK TIMERAuto door lock timer mode can select the following with this mode.

0.5 minute

OFF: Non-operation
PANIC ALARM DELAYPanic alarm button's pressing time on Intelligent Key remote control button can be selected from
the following with this mode. The operation mode will be changed when “CHANGE SETT” on
CONSULT-II screen is touched.

0.5 second

1.5 second

OFF: Non-operation
P/W DOWN DELAYUnlock button's pressing time on Intelligent Key remote control button can be selected from the
following with this mode. The operation mode will be changed when “CHANGE SETT” on CON-
SULT-II screen is touched.

3 seconds

5 seconds

OFF: Non-operation
ENGINE START BY I-KEYEngine start function mode can be changed to operate (ON) or not operate (OFF) with this mode.
The operation mode will be changed when “CHANGE SETT” on CONSULT-II screen is touched.
LOCK/UNLOCK BY I-KEYDoor lock/unlock function by door request switch (driver side, passenger side and back door side)
mode can be changed to operate (ON) or not operate (OFF) with this mode. The operation mode
will be changed when “CHANGE SETT” on CONSULT-II screen is touched.

BL-118
INTELLIGENT KEY SYSTEM
Revision: June 20062007 Versa
REMOTE KEYLESS ENTRY FUNCTION MALFUNCTION
NOTE:

Before performing the diagnosis in the following table, check “Trouble Diagnosis Procedure”. Refer to BL-
109, "Trouble Diagnosis Procedure" .

Make sure that vehicle is under the condition shown in “Conditions of vehicle” before starting diagnosis,
and check each symptom.

If the following “symptoms” are detected, check systems shown in the “Diagnosis/service procedure” col-
umn in this order.
Conditions of Vehicle (Operating Conditions)

Ignition switch is not depressed.

All doors are closed.
Symptom Diagnosis/service procedureReference
page
All of the remote keyless entry functions
do not operate.1. Check Intelligent Key unit power supply and ground circuit.BL-123
2. Check key switch (BCM input).BL-126
3. Check Intelligent Key battery.BL-159
4. Remote Keyless Entry function inspection.BL-159
5. Replace Intelligent Key unit.BL-160
Auto lock function does not operate.1. Check “AUTO RELOCK TIMER” setting in “WORK SUPPORT”.BL-1132. Replace Intelligent Key unit.BL-160
Key reminder function does not operate.1. Check door switch.BL-129
2. Check inside key antenna.BL-143
3. Check unlock sensor.BL-136
4. Check Intelligent Key battery.BL-159
5. Replace Intelligent Key unit.BL-160
Panic alarm function does not operate.1. Check “PANIC ALARM DELAY” setting in “WORK SUPPORT”.BL-113
2. Check Intelligent Key battery inspection.BL-159
3. Check horn function.BL-157
4. Check headlamp function.BL-158
5. Check key switch.BL-124
6. Check ignition knob switch.BL-127
7. Replace Intelligent Key unit.BL-160

INTELLIGENT KEY SYSTEM
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HAZARD AND BUZZER REMINDER FUNCTION MALFUNCTION
NOTE:

Before performing the diagnosis in the following table, check “Trouble Diagnosis Procedure”. Refer to BL-
109, "Trouble Diagnosis Procedure" .

Make sure that vehicle is under the condition shown in “Conditions of vehicle” before starting diagnosis,
and check each symptom.

If the following “symptoms” are detected, check systems shown in the “Diagnosis/service procedure” col-
umn in this order.
Conditions of Vehicle (Operating Conditions)

Ignition switch is not depressed.

All doors are closed.
Symptom Diagnosis/service procedure Reference page
Hazard reminder does not operate by request
switch.
(Buzzer reminder operate).1.Check “HAZARD ANSWER BACK” setting in “WORK
SUPPORT”.BL-113
2. Check hazard function with hazard switch.BL-157
3. Replace Intelligent Key unit.BL-160
Buzzer reminder does
not operate by request
switch.
(Hazard reminder oper-
ates).Intelligent Key
warning buzzer
does not operate.1.Check “ANSER BACK WITH I-KEY LOCK” or “ANSER
BACK WITH I-KEY UNLOCK” setting in “WORK SUP-
PORT”.BL-113
2. Check Intelligent Key warning buzzer.BL-138
3. Replace Intelligent Key unit.BL-160
Hazard reminder does not operate by Intelli-
gent Key (door lock/unlock button).
(Buzzer reminder operate properly).1.Check “HAZARD ANSWER BACK” setting in “WORK
SUPPORT”.BL-113
2. Check hazard function with hazard switch.BL-157
3. Replace Intelligent Key.BL-160
Buzzer reminder does
not operate by Intelligent
Key (door lock/unlock
button).
(Hazard reminder oper-
ates).Intelligent Key
warning buzzer
does not operate.1.Check “HORN WITH KEYLESS LOCK” setting in “WORK
SUPPORT”.BL-113
2. Check Intelligent Key warning buzzer.BL-138
3. Replace Intelligent Key unit.BL-160

INTELLIGENT KEY SYSTEM
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2. CHECK OTHER WARNING CHIME OPERATION
Check other warning chime operation using combination meter.
OK or NG
OK >> INSPECTION END
NG >> GO TO DI-47, "
WARNING CHIME" .
Hazard Function CheckEIS0092S
1. CHECK HAZARD WARNING LAMP
Do hazard warning lamps flash with hazard switch?
YES or NO
YES >> Hazard warning lamp circuit is OK.
NO >> Check hazard circuit. Refer to LT- 5 1 , "
TURN SIGNAL AND HAZARD WARNING LAMPS" .
Horn Function CheckEIS0092T
First perform the “SELF-DIAG RESULTS” of “BCM” with CONSULT-II, then perform the trouble diagno-
sis of malfunction system indicated in “SELF-DIAG RESULTS” of “BCM”. Refer to BCS-18, "
CAN Com-
munication Inspection Using CONSULT-II (Self-Diagnosis)".
1. CHECK HORN OPERATION
Check if horn sounds with horn switch.
Does horn operate?
Yes >> GO TO 2.
No >> Check horn circuit. Refer to WW-46, "
HORN" .
2. CHECK IPDM E/R INPUT SIGNAL
Check voltage between IPDM E/R connector and ground.
OK or NG
OK >> Replace IPDM E/R. Refer to PG-29, "Removal and
Installation of IPDM E/R" .
NG >> GO TO 3.Does warning chime in combination meter sound?
Te r m i n a l s
Voltage (V)
(Approx.) (+)
(–)
IPDM E/R
connectorTe r m i n a l
E46 45 Ground Battery voltage
WIIA1251E

BL-158
INTELLIGENT KEY SYSTEM
Revision: June 20062007 Versa
3. CHECK HORN RERAY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect IPDM E/R and horn relay connector.
3. Check continuity between IPDM E/R harness connector and
horn relay harness connector.
4. Check continuity between IPDM E/R harness connector and
ground.
OK or NG
OK >> Check condition of harness and connector.
NG >> Repair or replace harness.
Headlamp Function CheckEIS0092U
1. CHECK HEADLAMP OPERATION
Check if headlamps operate by lighting switch.
Do headlamps come on when turning lighting switch ON?
YES >> Headlamp circuit is OK.
NO >> Check headlamp system. Refer to LT- 5 , "
HEADLAMP (FOR USA)" or LT-27, "HEADLAMP (FOR
CANADA) - DAYTIME LIGHT SYSTEM -" .
AB
Continuity
IPDM E/R
connectorTe r m i n a lHorn relay
connectorTe r m i n a l
E46 45 H-1 1 Yes
A
GroundContinuity
IPDM E/R connector Terminal
E46 45 No
WIIA1252E