Page 616 of 2896

INTELLIGENT KEY SYSTEM
BL-127
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Revision: June 20062007 Versa
Ignition Knob Switch CheckEIS0092D
1. CHECK IGNITION KNOB SWITCH INPUT SIGNAL
With CONSULT-II
Display “PUSH SW” on DATA MONITOR screen, and check if ON/
OFF display is linked to ignition switch operation.
Without CONSULT-II
1. Turn ignition switch OFF.
2. Disconnect Intelligent Key unit connector.
3. Check voltage between Intelligent Key unit and ground.
OK or NG
OK >> Ignition knob switch circuit is OK.
NG >> GO TO 2.
2. CHECK IGNITION KNOB SWITCH POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect key switch and ignition knob switch connector.
3. Check voltage between key switch and ignition knob switch and ground.
OK or NG
OK >> GO TO 3.
NG >> Repair or replace key switch and ignition knob switch
power supply circuit.
Monitor item Condition
PUSH SWIgnition switch is pressed: ON
Ignition switch is released: OFF
PIIB1360E
Te r m i n a l s
Condition of key
switchVoltage (V)
(Approx.) (+)
(–)
Intelligent Key unit
connectorTe r m i n a l
M52 27 GroundIgnition switch is
pressedBattery voltage
Ignition switch is
released0
PIIB6602E
Te r m i n a l s
Voltage (V)
(Approx.) (+)
(–) Key switch and
ignition knob
switch connectorTe r m i n a l
M73 4 Ground Battery voltage
PIIB6603E
Page 623 of 2896

BL-134
INTELLIGENT KEY SYSTEM
Revision: June 20062007 Versa
5. CHECK INTELLIGENT KEY UNIT OUTPUT SIGNAL
1. Connect Intelligent Key unit connector.
2. Check voltage between Intelligent Key unit connector and ground.
OK or NG
OK >> Check the condition of harness and connector.
NG >> Replace Intelligent Key unit. Refer to BL-160, "
Removal
and Installation of Intelligent Key Unit" .
Back Door Request Switch CheckEIS0092H
1. CHECK BACK DOOR REQUEST SWITCH
With CONSULT-II
Check back door request switch (“BD/TR REQ SW”) in “DATA MONITOR” mode.
Without CONSULT-II
1. Turn ignition switch OFF.
2. Check voltage between Intelligent Key unit connector and ground.
OK or NG
OK >> Back door request switch circuit is OK.
NG >> GO TO 2.
Te r m i n a l s
Voltage (V)
(Approx.) (+)
(–)
Intelligent Key unit
connectorTerminal
M525
Ground 5
25
PIIB6613E
Monitor item Condition
BD/TR REQ SWBack door request switch is pressed: ON
Back door request switch is released: OFF
PIIB4266E
Te r m i n a l s
Back door
request switch
conditionVoltage (V)
(Approx.) (+)
(–)
Intelligent Key
unit connectorTe r m i n a l
M52 29 GroundPressed 0
Released 5
PIIB6617E
Page 625 of 2896

BL-136
INTELLIGENT KEY SYSTEM
Revision: June 20062007 Versa
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-160, "
Removal
and Installation of Intelligent Key Unit" .
Unlock Sensor CheckEIS0092I
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
1. Turn ignition switch OFF.
2. Disconnect Intelligent Key unit and front door lock actuator LH (door unlock sensor) connector.
3. Check continuity between Intelligent Key unit connector (A) terminal 28 and front door lock actuator LH
(door unlock sensor) connector (B) terminal 4.
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 actuator LH (door
unlock sensor).
Te r m i n a l s
Voltage (V)
(Approx.) (+)
(–)
Intelligent Key unit
connectorTerminal
M52 29 Ground 5
PIIB6617E
Te r m i n a l s
Front door
lock
(driver side)
conditionVoltage (V)
(Approx.) (+)
(–)
Intelligent Key
unit connectorTerminal
M52 28 GroundLocked 5
Unlocked 0
PIIB6638E
AB
Continuity
Intelligent Key
unit connectorTe r m i n a l Front door lock
actuator LH (door
unlock sensor)
connectorTe r m i n a l
M52 28 D3 4 Yes
A
GroundContinuity
Intelligent Key unit
connectorTe r m i n a l
M52 28 No
PIIB6639E
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INTELLIGENT KEY SYSTEM
BL-139
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Revision: June 20062007 Versa
Outside Key Antenna (Driver Side and Passenger Side) CheckEIS0092L
1. CHECK OUTSIDE KEY ANTENNA FUNCTION
With CONSULT-II
1. Check the operation with (“ANTENNA”) 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.
Test item Corresponding antenna
DRIVER ANT Outside key antenna driver side
ASSIST ANT Outside key antenna passenger side
PIIB6625E
Te r m i n a l s
ConditionSignal
(Reference value.) (+)
(–)
Intelligent Key
unit connectorTe r m i -
nal
M52Driver
side19
GroundDoor
request
switch is
pushed Passen-
ger side37
PIIB6626E
SIIA1910J
Page 630 of 2896
INTELLIGENT KEY SYSTEM
BL-141
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Revision: June 20062007 Versa
Outside Key Antenna (Rear Bumper) CheckEIS0092M
1. CHECK REAR BUMPER ANTENNA FUNCTION
With CONSULT-II
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.
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.
Test item Corresponding antenna
BK DOOR ANT Rear bumper antenna
PIIB6625E
Terminals
ConditionSignal
(Reference value.) (+)
(–) Intelligent
Key unit
connectorTe r m i n a l
M52 17 GroundBack door
request
switch is
pushed
PIIB6628E
SIIA1910J
Page 632 of 2896

INTELLIGENT KEY SYSTEM
BL-143
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Revision: June 20062007 Versa
Inside Key Antenna CheckEIS0092N
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.
OK or NG
OK >> GO TO 3.
NG >> Repair or replace harness between Intelligent Key unit and inside key antenna.
Terminals
ConditionSignal
(Reference value.) (+)
(–)
Intelligent Key
unit connectorTe r -
minal
M52Instrument
panel area13
GroundAny door
is open →
close Front con-
sole area15
Rear floor
area33
WIIA1200E
PIIB5502J
AB
Continuity
Intelligent Key
unit connectorTe r m i n a lInside key antenna
connectorTe r m i n a l
M5213
M10Instrument
panel2
Ye s 14 1
15
B3Front con-
sole1
16 2
33
B12 Rear floor1
34 2
A
GroundContinuity
Intelligent Key unit
connectorTe r m i n a l
M52Instrument panel13
No 14
Front console15
16
Rear floor33
34
WIIA1254E
Page 633 of 2896

BL-144
INTELLIGENT KEY SYSTEM
Revision: June 20062007 Versa
3. CHECK INSIDE KEY ANTENNA INPUT SIGNAL 2
1. Replace inside key antenna. (New antenna or other antenna)
2. Connect Intelligent Key unit and inside key antenna connector.
3. Check signal between Intelligent Key unit connector and ground with oscilloscope.
OK or NG
OK >> Replace malfunction inside key antenna.
NG >> Replace Intelligent Key unit.
Steering Lock Solenoid CheckEIS0092O
1. CHECK STEERING LOCK SOLENOID POWER SUPPLY
1. Turn ignition switch OFF.
2. Disconnect steering lock solenoid connector.
3. Check voltage between steering lock solenoid and ground.
OK or NG
OK >> GO TO 2.
NG >> Repair or replace steering lock solenoid power supply
circuit.
2. CHECK STEERING LOCK SOLENOID GROUND CIRCUIT
Check continuity between steering lock solenoid and ground.
OK or NG
OK >> GO TO 3.
NG >> GO TO 6.
Te r m i n a l s
ConditionSignal
(Reference value.) (+)
(–)
Intelligent Key
unit connectorTe r -
minal
M52Instrument
panel area13
GroundAny door
is open
→ close Front con-
sole area15
Rear floor
area33
WIIA1200E
PIIB5502J
Te r m i n a l s
Voltage (V)
(Approx.) (+)
(–)
Steering lock sole-
noidTerminal
M6 1 Ground Battery voltage
PIIB6632E
Steering lock solenoid connector Terminal
GroundContinuity
M6 4 Yes
PIIB6633E
Page 637 of 2896

BL-148
INTELLIGENT KEY SYSTEM
Revision: June 20062007 Versa
Ignition Switch Position CheckEIS0092P
1. CHECK IGNITION POWER SUPPLY
Check voltage between Intelligent Key unit connector and ground.
OK or NG
OK >> Ignition power supply is OK.
NG >> Check the following.
Intelligent Key unit power supply circuit.
10A fuse [No. 2, located in the fuse block (J/B)]
Stop Lamp Switch Check (With CVT)EIS0 09 D8
1. CHECK STOP LAMP SWITCH INPUT SIGNAL
1. Turn ignition switch OFF.
2. Disconnect Intelligent Key unit connector.
3. Check voltage between Intelligent Key unit harness connector
M52 terminal 26 and ground.
OK or NG
OK >> Stop lamp switch is OK.
NG >> GO TO 2.
2. CHECK STOP LAMP SWITCH POWER SUPPLY CIRCUIT
1. Disconnect stop lamp switch connector.
2. Check voltage between stop lamp switch harness connector
E13 terminal 1 and ground.
OK or NG
OK >> GO TO 3.
NG >> Repair or replace harness between stop lamp switch
power supply circuit and fuse.
Te r m i n a l s
Ignition switch position
(+)
(–) Intelligent
Key unit
connectorTe r m i n a l O F F A C C O N
M52 6 Ground 0 0 Battery voltage
PIIB6884E
ConnectorTe r m i n a l s
ConditionVoltage (V)
(Approx.)
(+) (-)
M52 26 GroundBrake pedal
depressedBattery volt-
age
Brake pedal
released0
WIIA1207E
1 - Ground : Battery voltage
WIIA1255E