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INTELLIGENT KEY SYSTEMBL-139
< SERVICE INFORMATION >
C
DE
F
G H
J
K L
M A
B
BL
N
O P
Without CONSULT-III
1. Turn ignition switch OFF.
2. Check voltage between Intelligent Key unit connector and ground.
OK or NG
OK >> Trunk opener request switch circuit is OK.
NG >> GO TO 2
2.CHECK TRUNK OPENER REQUEST SWITCH CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect Intelligent Key unit and trunk opener request switch connector.
3. Check continuity between Intelligent Key unit connector (A) M52 terminal 29 and trunk opener request switch connector (B) B129 terminal 1.
4. Check continuity between Intelligent Key unit connector (A) M52 terminal 29 and ground.
OK or NG
OK >> GO TO 3
NG >> Repair or replace harness between Intelligent Key unit and trunk opener request switch.
3.CHECK TRUNK OPENER REQUEST SWITCH OPERATION
Check continuity of trunk opener request switch.
OK or NG
OK >> GO TO 4
NG >> Replace trunk opener request switch.
Monitor item Condition
BD/TR REQ SW Trunk opener request switch is pressed: ON
Trunk opener request switch is released: OFF
Te r m i n a l s
Trunk opener
request switch condition Voltage (V)
(Approx.)
(+)
(–)
Intelligent Key
unit connector Te r m i n a l
M52 29Ground Pressed
0
Released 5
PIIB6617E
AB
Continuity
Intelligent Key
unit connector Te r m i n a l Trunk opener re-
quest switch con-
nector Te r m i n a l
M52 29B129 1Yes
A GroundContinuity
Intelligent Key unit
connector Te r m i n a l
M52 29 No
PIIB6618E
Te r m i n a l
trunk opener request
switch condition Continuity
trunk opener request switch
12 Pressed
Yes
Released No
PIIB6336E
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BL-140
< SERVICE INFORMATION >
INTELLIGENT KEY SYSTEM
4.CHECK TRUNK OPENER REQUEST SWITCH GROUND CIRCUIT
Check continuity between trunk opener request switch connector B129 terminal 2 and ground.
OK or NG
OK >> GO TO 5
NG >> Repair or replace trunk opener request switch ground circuit.
5.CHECK INTELLIGENT KEY UNIT OUTPUT SIGNAL
1. Connect Intelligent Key unit connector.
2. Check voltage between Intelligent Key unit connector M52 terminal 29 and ground.
OK or NG
OK >> Check the condition of harness and connector.
NG >> Replace Intelligent Key unit. Refer to BL-158, "
Removal
and Installation of Intelligent Key Unit".
Unlock Sensor CheckINFOID:0000000005929351
1.CHECK UNLOCK SENSOR INPUT SIGNAL
Check voltage between Intelligent Key unit connector and ground.
OK or NG
OK >> Unlock sensor circuit is OK.
NG >> GO TO 2
2.CHECK UNLOCK SENSOR CIRCUIT
Trunk opener request switch connector Te r m i n a l
GroundContinuity
B129 2 Yes
PIIB6337E
Te r m i n a l s
Voltage (V)(Approx.)
(+)
(–)
Intelligent Key unit
connector Te r m i n a l
M52 29Ground 5
PIIB6617E
Te r m i n a l s
Front door
lock
(driver side) condition Voltage (V)
(Approx.)
(+)
(–)
Intelligent Key
unit connector Te r m i n a l
M52 28Ground Locked
5
Unlocked 0
PIIB6638E
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INTELLIGENT KEY SYSTEMBL-141
< SERVICE INFORMATION >
C
DE
F
G H
J
K L
M A
B
BL
N
O P
1. Turn ignition switch OFF.
2. Disconnect Intelligent Key unit and front door lock assembly LH (door unlock sensor) connector.
3. Check continuity between Intelligent Key unit connector (A) ter- minal 28 and front door lock assembly LH (door unlock sensor)
connector (B) terminal 3.
4. Check continuity between Intelligent Key unit connector and ground.
OK or NG
OK >> GO TO 3
NG >> Repair or replace harness between Intelligent Key unit and front door lock assembly LH (door unlock sensor).
3.CHECK UNLOCK SENSOR OPERATION
Check unlock sensor.
OK or NG
OK >> GO TO 4
NG >> Replace unlock sensor.
4.CHECK UNLOCK SENSOR GROUND CIRCUIT
Check continuity between front door lock assembly LH (door unlock
sensor) connector 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 harness connector.
2. Check voltage between Intelligent Key unit connector and ground.
AB
Continuity
Intelligent Key unit
connector Te r m i n a l Front door lock as-
sembly LH (door
unlock sensor) con-
nector Te r m i n a l
M52 28D14 3Yes
A GroundContinuity
Intelligent Key unit con-
nector Te r m i n a l
M52 28 No
AWKIA1670ZZ
Te r m i n a l
Driver side door
condition Continuity
Unlock sensor
34 Lock
No
Unlock Yes
AWKIA1671ZZ
Front door lock assem-
bly LH (door unlock sensor) connector Te r m i n a l
GroundContinuity
D14 4 Yes
AWKIA1672ZZ
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BL-142
< SERVICE INFORMATION >
INTELLIGENT KEY SYSTEM
OK or NG
OK >> Replace front door lock assembly LH (door unlock sen-sor). Refer to BL-167, "
Removal and Installation".
NG >> Replace Intelligent Key unit. Refer to BL-158, "
Removal
and Installation of Intelligent Key Unit".
Intelligent Key Warning Buzzer(s) CheckINFOID:0000000005929352
1.CHECK INTELLIGENT KEY WARNING BUZZER POWER SUPPLY CIRCUIT
1. Disconnect inoperative Intelligent Key warning buzzer connector.
2. Check voltage between Intelligent Key warning buzzer connector and ground.
OK or NG
OK >> GO TO 2
NG >> Repair or replace Intelligent Key warning buzzer power supply circuit.
2.CHECK INTELLIGENT KEY WARNING BUZZER CIRCUIT
1. Disconnect Intelligent Key unit connector.
2. Check continuity between Intelligent Key unit c onnector and inoperative Intelligent Key warning buzzer
connector.
3. Check continuity between Intelligent Key unit connector and ground.
OK or NG
OK >> GO TO 3
NG >> Repair or replace harness between Intelligent Key unit and Intelligent Key warning buzzer.
3.CHECK INTELLIGENT KEY WA RNING BUZZER OPERATION
Connect battery power supply to Intelligent Key warning buzzer terminals 1 and 2, and check the operation.
Te r m i n a l s
Voltage (V)(Approx.)
(+)
(–)
Intelligent Key unit
connector Te r m i n a l
M52 28Ground 5
PIIB6638E
Te r m i n a l s
Voltage (V)(Approx.)
(+)
(–)
Intelligent Key warning buzzer
connector Te r m i n a l
Front door LH D6 1Ground Battery voltage
Trunk (sedan) B32
PIIB6622E
AB
Continuity
Intelligent
Key unit
connector Te r m i n a l
Intelligent Key warning
buzzer connector Te r m i n a l
M52 4 Front door LH D6
2Yes
Trunk (sedan) B32
A GroundContinuity
Intelligent Key unit con-
nector Terminal
M52 4 No
PIIB6623E
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INTELLIGENT KEY SYSTEMBL-143
< SERVICE INFORMATION >
C
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M A
B
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OK or NG
OK >> Intelligent Key warning buzzer is OK.
NG >> Replace inoperative Intelligent Key warning buzzer.
Outside Key Antenna (Driver Si de and Passenger Side) CheckINFOID:0000000005929353
1.CHECK OUTSIDE KEY ANTENNA FUNCTION
With CONSULT-III
1. Check the operation with (“ANT ENNA”) in the ACTIVE TEST.
2. Touch “DRIVER ANT” and “ASSIST ANT” on screen.
3. Carry the Intelligent Key into the antenna detection area.
Do the hazard lamps flash?
Yes >> Outside key antenna (driver side or passenger side) is OK.
No >> GO TO 2
2.CHECK OUTSIDE KEY ANTENNA INPUT SIGNAL 1
1. Turn ignition switch OFF.
2. Check signal between Intelligent Key unit connector and ground with oscilloscope.
OK or NG
OK >> Outside key antenna is OK.
NG >> GO TO 3
3.CHECK OUTSIDE KEY ANTENNA CIRCUIT
1. Disconnect Intelligent Key unit and outside key antenna connector.
2. Check continuity between Intelligent Key unit connector and outside key antenna connector. 1 (BAT+) - 2 (BAT-) : the buzzer sounds
PIIB6624E
Test item
Corresponding antenna
DRIVER ANT Outside key antenna driver side
ASSIST ANT Outside key antenna pass enger side
Te r m i n a l s
Condition Signal
(Reference value.)
(+)
(–)
Intelligent Key
unit connector Te r m i -
nal
M52 Driver
side 19
Ground Door re-
quest
switch is pushed
Passen-
ger side 37
PIIB6626E
SIIA1910J
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2011 Versa
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BL-144
< SERVICE INFORMATION >
INTELLIGENT KEY SYSTEM
3. Check continuity between Intelligent Key unit connector andground.
OK or NG
OK >> GO TO 4
NG >> Repair or replace harness between Intelligent Key unit and outside key antenna.
4.CHECK OUTSIDE KEY ANTENNA INPUT SIGNAL 2
1. Replace outside key antenna (New antenna or other antenna).
2. Connect Intelligent Key unit and outside key antenna connector.
3. Check signal between Intelligent Key unit connector and ground with oscilloscope.
OK or NG
OK >> Replace malfunctioning outside key antenna.
NG >> Replace Intelligent Key unit. Refer to BL-158, "
Removal and Installation of Intelligent Key Unit".
Outside Key Antenna (Rear Bumper) CheckINFOID:0000000005929354
1.CHECK REAR BUMPER ANTENNA FUNCTION
With CONSULT-III
1. Check the operation with (“ANTENNA”) in the ACTIVE TEST.
2. Touch “BD/TR ANT” on screen.
3. Carry the Intelligent Key into the antenna detection area.
AB
Continuity
Intelligent Key unit
connector Te r m i n a lOutside key anten-
na connector Te r m i n a l
M52 19
D10 1
Ye s
20
2
37 D106 1
38 2
A GroundContinuity
Intelligent Key unit
connector Terminal
M52 19
No
20
37
38
PIIB6627E
Te r m i n a l s
Condition Signal
(Reference value.)
(+)
(–)
Intelligent Key
unit connector Te r m i -
nal
M52 Driver
side 19
Ground Door re-
quest
switch is
pushed
Passen-
ger side 37
PIIB6626E
SIIA1910J
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2011 Versa
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INTELLIGENT KEY SYSTEMBL-145
< SERVICE INFORMATION >
C
DE
F
G H
J
K L
M A
B
BL
N
O P
Do the hazard lamps flash?
Yes >> Rear bumper antenna is OK.
No >> GO TO 2
2.CHECK REAR BUMPER ANTENNA INPUT SIGNAL 1
1. Turn ignition switch OFF.
2. Check signal between Intelligent Key unit connector and ground with oscilloscope.
OK or NG
OK >> Rear bumper antenna is OK.
NG >> GO TO 3
3.CHECK REAR BUMPER ANTENNA CIRCUIT
1. Disconnect Intelligent Key unit and rear bumper antenna connector.
2. Check continuity between Intelligent Key unit connector and rear bumper antenna connector.
3. Check continuity between Intelligent Key unit connector and ground.
OK or NG
OK >> GO TO 4
NG >> Repair or replace harness between Intelligent Key unit and rear bumper antenna.
4.CHECK REAR BUMPER ANTENNA INPUT SIGNAL 2
1. Replace rear bumper antenna (new antenna or other antenna).
2. Connect Intelligent Key unit and rear bumper antenna connector.
3. Check signal between Intelligent Key unit connector and ground with oscilloscope.
Test item Corresponding antenna
BK DOOR ANT Rear bumper antenna
Te r m i n a l s
Condition Signal
(Reference value.)
(+)
(–)
Intelligent
Key unit
connector Te r m i n a l
M52 17 Ground Back door
request
switch is
pushed
PIIB6628E
SIIA1910J
AB
Continuity
Intelligent Key unit
connector Te r m i n a l
Rear bumper an-
tenna connector Te r m i n a l
M52 17
B2 1
Ye s
18 2
A GroundContinuity
Intelligent Key unit
connector Te r m i n a l
M52 17
No
18
PIIB6629E
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BL-146
< SERVICE INFORMATION >
INTELLIGENT KEY SYSTEM
OK or NG
OK >> Replace rear bumper antenna.
NG >> Replace Intelligent Key unit. Refer to BL-158, "
Removal and Installation of Intelligent Key Unit".
Inside Key Antenna CheckINFOID:0000000005929355
1.CHECK INSIDE KEY ANTENNA INPUT SIGNAL 1
1. Turn ignition switch OFF.
2. Check signal between Intelligent Key unit connector and ground with oscilloscope.
OK or NG
OK >> Check the condition of harness and connector.
NG >> GO TO 2
2.CHECK INSIDE KEY ANTENNA CIRCUIT
1. Disconnect Intelligent Key unit and inside key antenna connector.
2. Check continuity between Intelligent Key unit connector and inside key antenna connector.
3. Check continuity between Intelligent Key unit connector and ground.
Te r m i n a l s
Condition Signal
(Reference value.)
(+)
(–)
Intelligent
Key unit
connector Te r m i n a l
M52 17 Ground Back door
request
switch is
pushed
PIIB6628E
SIIA1910J
Te r m i n a l s
ConditionSignal
(Reference value.)
(+)
(–)
Intelligent Key unit
connector Te r -
minal
M52 Instrument
panel area 13
Ground Any door
is open →
close
Front con-
sole area 15
Rear floor area 33
WIIA1200E
PIIB5502J
AB
Continuity
Intelligent Key
unit connector Te r m i n a lInside key antenna con-
nector Te r m i n a l
M52 13
M10Instrument
panel 2
Ye s
14
1
15 B125Front con-
sole 1
16 2
33 B126 Rear floor 1
34 2
WIIA1254E
Revision: May 2010 2011 Versa