2007 INFINITI M35 key

BL-102
INTELLIGENT KEY SYSTEM
Revision: 2007 April2007 M35/M45
2. CHECK TRUNK OPENER REQUEST SWITCH CIRCUIT
1. Disconnect Intelligent Key unit and trunk opener request switch connector.
2. Check continuity between Intelligent Key unit connector and trunk opener request switch 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 trunk opener request switch.
3. CHECK TRUNK OPENER REQUEST SWITCH OPERATION
Check trunk opener request switch.
OK or NG
OK >> GO TO 4.
NG >> Replace trunk opener request switch.
4. CHECK TRUNK OPENER REQUEST SWITCH GROUND CIRCUIT
Check continuity between trunk opener request switch connector and ground.
OK or NG
OK >> GO TO 5.
NG >> Repair or replace trunk opener request switch ground
circuit.
AB
Continuity
Intelligent Key
unit connectorTerminal Trunk request
switch connectorTerminal
M33 61 T107 1 Yes
A
GroundContinuity
Intelligent Key unit
connectorTe r m i n a l
M33 61 No
PIIB8991E
Terminal
Trunk opener request
switch conditionContinuity
Trunk opener request switch
12Pressed Yes
Released No
PIIB6336E
Trunk opener request
switch connectorTerminal
GroundContinuity
T107 2 Yes
PIIB6337E

INTELLIGENT KEY SYSTEM
BL-103
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Revision: 2007 April2007 M35/M45
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.
Check Unlock SensorNIS001XS
1. CHECK UNLOCK SENSOR POWER SUPPLY
With CONSULT-II
Check unlock sensor (“DOOR STAT SW”) in “DATA MONITOR” mode.
Without CONSULT-II
Check voltage between Intelligent Key unit connector and ground.
OK or NG
OK >> Unlock sensor is OK.
NG >> GO TO 2.
Terminals
Voltage (V)
(Approx.) (+)
(–)
Intelligent Key unit
connectorTerminal
M33 61 Ground 5
PIIB8990E
Monitor item Condition
DOOR STAT SWFront door lock (driver side) LOCK: ON
Front door lock (driver side) UNLOCK: OFF
PIIB6399E
Terminals
Front door
lock
(driver side)
conditionVoltage (V)
(Approx.) (+)
(–)
Intelligent Key
unit connectorTerminal
M32 26 GroundLocked Battery voltage
Unlocked 0
PIIB6338E

BL-104
INTELLIGENT KEY SYSTEM
Revision: 2007 April2007 M35/M45
2. CHECK UNLOCK SENSOR CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect Intelligent Key unit and front door lock assembly (driver side) connector.
3. Check continuity between Intelligent Key unit connector and front door lock assembly (driver side) con-
nector.
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 (driver side).
3. CHECK UNLOCK SENSOR GROUND CIRCUIT
Check continuity between front door lock assembly (driver side) connector and ground.
OK or NG
OK >> GO TO 4.
NG >> Repair or replace harness.
4. CHECK INTELLIGENT KEY UNIT OUTPUT SIGNAL
1. Connect Intelligent Key unit harness connector.
2. Check voltage between Intelligent Key unit connector and ground.
OK or NG
OK >> Replace front door lock assembly (driver side).
NG >> Replace Intelligent Key unit.
AB
Continuity
Intelligent Key
unit connectorTe r m i n a l Front door lock
assembly (driver
side) connectorTerminal
M32 26 D14 3 Yes
A
GroundContinuity
Intelligent Key unit
connectorTerminal
M32 26 No
PIIB6339E
Front door lock
assembly (driver side)
connectorTerminal
GroundContinuity
D14 4 Yes
PIIB8992E
Terminals
Voltage (V)
(Approx.) (+)
(–)
Intelligent Key unit
connectorTerminal
M32 26 Ground Battery voltage
PIIB6338E

INTELLIGENT KEY SYSTEM
BL-105
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Revision: 2007 April2007 M35/M45
Check Intelligent Key Warning BuzzerNIS001XT
1. CHECK INTELLIGENT KEY WARNING BUZZER
Check voltage between Intelligent Key unit connector and ground.
OK or NG
OK >> Intelligent Key warning buzzer is OK.
NG >> GO TO 2.
2. CHECK INTELLIGENT KEY WARNING BUZZER POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect Intelligent Key warning buzzer connector.
3. Check voltage between Intelligent Key warning buzzer connector and ground.
OK or NG
OK >> GO TO 3.
NG >> Repair or replace Intelligent Key warning buzzer power
supply circuit.
3. CHECK INTELLIGENT KEY WARNING BUZZER CIRCUIT
1. Disconnect Intelligent Key unit connector.
2. Check continuity between Intelligent Key unit connector and Intelligent Key warning buzzer 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 Intelligent Key warning buzzer.
Te r m i n a l s
Warning
buzzer opera-
tion conditionVoltage (V)
(Approx.) (+)
(–)
Intelligent Key
unit connectorTerminal
M33 55 GroundYe s 0
No Battery voltage
PIIB6341E
Terminals
Voltage (V)
(Approx.) (+)
(–) Intelligent Key
warning buzzer
connectorTerminal
E37 3 Ground Battery voltage
PIIB6342E
AB
Continuity
Intelligent Key
unit connectorTerminalIntelligent Key
warning buzzer
connectorTerminal
M33 55 E37 1 Yes
A
GroundContinuity
Intelligent Key unit
connectorTerminal
M33 55 No
PIIB6343E

BL-106
INTELLIGENT KEY SYSTEM
Revision: 2007 April2007 M35/M45
4. CHECK INTELLIGENT KEY WARNING BUZZER OPERATION
Connect battery power supply to Intelligent Key warning buzzer terminals 1 and 3, and check the operation.
OK or NG
OK >> Intelligent Key warning buzzer is OK.
NG >> Replace Intelligent Key warning buzzer.
Check Outside Key Antenna (Driver Side and Passenger Side)NIS001XU
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.
Does 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 >> Check the condition of harness and connector.
NG >> GO TO 3.1 (BAT-) - 3 (BAT+) : the buzzer sounds
PIIB6344E
Test item Corresponding antenna
DRIVER ANT Outside key antenna driver side
ASSIST ANT Outside key antenna passenger side
PIIB6345E
Te r m i n a l s
ConditionSignal
(Reference value.) (+)
(–)
Intelligent Key
unit connectorTermi-
nal
M32Driver
side24
GroundDoor
request
switch is
pushed Passen-
ger side11
PIIB8923E
SIIA1910J

INTELLIGENT KEY SYSTEM
BL-107
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Revision: 2007 April2007 M35/M45
3. CHECK OUTSIDE KEY ANTENNA CIRCUIT
1. Disconnect Intelligent Key unit and front outside handle connector.
2. Check continuity between Intelligent Key unit connector and front outside handle 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 front outside handle.
4. CHECK OUTSIDE KEY ANTENNA INPUT SIGNAL 2
1. Replace outside key antenna. (New antenna or other antenna)
2. Connect Intelligent Key unit and front outside handle connector.
3. Check signal between Intelligent Key unit connector and ground with oscilloscope.
OK or NG
OK >> Replace malfunction front outside handle.
NG >> Replace Intelligent Key unit.
AB
Continuity
Intelligent Key
unit connectorTerminal Front outside
handle connectorTerminal
M3224
D151
Ye s 25 2
11
D451
12 2
A
GroundContinuity
Intelligent Key unit
connectorTerminal
M3224
No 25
11
12
PIIB8924E
Terminals
ConditionSignal
(Reference value.) (+)
(–)
Intelligent Key
unit connectorTe r m i -
nal
M32Driver
side24
GroundDoor
request
switch is
pushed Passen-
ger side11
PIIB8923E
SIIA1910J

BL-108
INTELLIGENT KEY SYSTEM
Revision: 2007 April2007 M35/M45
Check Outside Key Antenna (Trunk Room)NIS001XV
1. CHECK OUTSIDE KEY 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 >> Outside key antenna (trunk room) 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 >> Check the condition of harness and connector.
NG >> GO TO 3.
Test item Corresponding antenna
BD/TR ANT Outside key antenna trunk room
PIIB6345E
Te r m i n a l s
ConditionSignal
(Reference value.) (+)
(–) Intelligent
Key unit
connectorTerminal
M32 17 GroundTrunk
request
switch is
pushed
PIIB8925E
SIIA1910J

INTELLIGENT KEY SYSTEM
BL-109
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BL
Revision: 2007 April2007 M35/M45
3. CHECK OUTSIDE KEY ANTENNA CIRCUIT
1. Disconnect Intelligent Key unit and outside key antenna (trunk room) connector.
2. Check continuity between Intelligent Key unit connector and outside key antenna (trunk room) 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 outside key antenna (trunk room).
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 (trunk room) connector.
3. Check signal between Intelligent Key unit connector and ground with oscilloscope.
OK or NG
OK >> Replace malfunction front outside handle.
NG >> Replace Intelligent Key unit.
AB
Continuity
Intelligent Key
unit connectorTerminalOutside key
antenna (trunk
room) connectorTerminal
M3217
B1211
Ye s
18 2
A
GroundContinuity
Intelligent Key unit
connectorTerminal
M3217
No
18
PIIB8926E
Te r m i n a l s
ConditionSignal
(Reference value.) (+)
(–) Intelligent
Key unit
connectorTerminal
M32 17 GroundTrunk
request
switch is
pushed
PIIB8925E
SIIA1910J