2005 INFINITI FX35 Service Manual

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Page 953 of 4731

INFINITI FX35 2005 Service Manual BL-138
INTELLIGENT KEY SYSTEM
Revision: 2005 July 2005 FX
2. CHECK DOOR REQUEST SWITCH SIGNAL
1. Turn ignition knob LOCK position.
2. Disconnect door request switch connector.
3. Check voltage betwe

Page 954 of 4731

INFINITI FX35 2005 Service Manual INTELLIGENT KEY SYSTEM BL-139
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Revision: 2005 July 2005 FX
5. CHECK DOOR REQUEST SWITCH CIRCUIT
1. Disconnect Intelligent Key unit connector.
2. Check continui

INTELLIGENT KEY SYSTEM BL-139
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Revision: 2005 July 2005 FX
5. CHECK DOOR REQUEST SWITCH CIRCUIT
1. Disconnect Intelligent Key unit connector.
2. Check continuity between Intelligent Key unit connector M34 terminals 5 (driver door), 25 (passenger door), and 29 (back door) and door request switch connector D12 (driver door), D42 (passenger door),
D113 (back door) terminal 1.
3. Check continuity between door request switch connector D12 (driver door), D42 (passenger door), D113 (back door) terminal
1 and ground.
OK or NG
OK >> Replace Intelligent Key unit.
NG >> Repair or replace harness between Intelligent Key unit and door request switch.
Check Intelligent Key Warning BuzzerAIS004NI
1. CHECK INTELLIGENT KEY WARNING BUZZER POWER SUPPLY CIRCUIT
1. Turn ignition knob LOCK position.
2. Disconnect Intelligent Key warning buzzer connector.
3. Check voltage between Intelligent Key warning buzzer connector D11 (driver side), D41 (passenger side) terminal 1 (L) 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 connector M34 terminal 4 and Intelligent Key warning buzzer connector D11 (driver side), D41 (passenger side) terminal 2 (G).
3. Check continuity between Intelligent Key warning buzzer con- nector D11 (driver side), D41 (passenger side) terminal 2 (G)
and ground.
OK or NG
OK >> GO TO 3.
NG >> Repair or replace harness between Intelligent Key warn- ing buzzer and Intelligent Key unit.
Driver 5 (W/L) - 1 (SB) : Continuity should exist.
Passenger 25 (W/R) - 1 (GY) : Continuity should exist.
Back door 29 (GY) - 1 (GY) : Continuity should exist.
1 - Ground : Continuity should not exist.
PIIA6747E
1 (L) - Ground : Battery voltage
PIIA6748E
4 (LG) - 2 (G) : Continuity should exist.
2 (G) - Ground : Continuity should not exist.
PIIA6749E

Page 955 of 4731

INFINITI FX35 2005 Service Manual BL-140
INTELLIGENT KEY SYSTEM
Revision: 2005 July 2005 FX
3. CHECK INTELLIGENT KEY WARNING BUZZER OPERATION
Connect battery power supply to Intelligent Key warning buzzer connector D11 (driver side),

Page 956 of 4731

INFINITI FX35 2005 Service Manual INTELLIGENT KEY SYSTEM BL-141
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Revision: 2005 July 2005 FX
2. CHECK OUTSIDE KEY ANTENNA OPERATION
1. Disconnect each outside key antenna connector.
2. Check th

Page 957 of 4731

INFINITI FX35 2005 Service Manual BL-142
INTELLIGENT KEY SYSTEM
Revision: 2005 July 2005 FX
3. CHECK OUTSIDE KEY ANTENNA CIRCUIT
1. Disconnect Intelligent Key unit connector.
2. Check continuity between each outside key antenna conn

Page 958 of 4731

INFINITI FX35 2005 Service Manual INTELLIGENT KEY SYSTEM BL-143
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Revision: 2005 July 2005 FX
Check Inside Key AntennaAIS004NK
1. CHECK INSIDE KEY ANTENNA POWER SUPPLY CIRCUIT
Push ignition knob

Page 959 of 4731

INFINITI FX35 2005 Service Manual BL-144
INTELLIGENT KEY SYSTEM
Revision: 2005 July 2005 FX
3. CHECK INSIDE KEY ANTENNA
1. Disconnect Intelligent Key unit connector.
2. Check continuity between inside key antenna connector M70, M153

Page 960 of 4731

INFINITI FX35 2005 Service Manual INTELLIGENT KEY SYSTEM BL-145
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Revision: 2005 July 2005 FX
2. CHECK STEERING LOCK UNIT GROUND CIRCUIT
Check continuity between steering lock unit connector M26

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