2010 INFINITI QX56 key

DLK-106
< COMPONENT DIAGNOSIS >[WITH INTELLIGENT KEY SYSTEM]
INTELLIGENT KEY BATTERY AND FUNCTION
INTELLIGENT KEY BATTERY AND FUNCTION
DescriptionINFOID:0000000005146975
The following functions are available when having and carrying electronic ID.
• Door lock/unlock
• Back door open
Remote control entry function and panic alarm functi
on are available when operating the remote buttons.
Component Function CheckINFOID:0000000005146976
1.CHECK FUNCTION
With CONSULT-III
Check remote keyless entry receiver "RKE OPE COUN1" in DATA MONITOR mode with CONSULT-III.
Is the inspection result normal?
YES >> Intelligent Key is OK.
NO >> Refer to DLK-106, "
Diagnosis Procedure".
Diagnosis ProcedureINFOID:0000000005146977
1.CHECK INTELLIGENT KEY FUNCTION
Check keyfob function using Remote Keyless Entry Tester J-43241.
Does the test pass?
YES >> Intelligent Key is OK.
NO >> GO TO 2
2. CHECK INTELLIGENT KEY COMPONENTS
1. Release the lock knob at the back of the Intelligent Key and remove the mechanical key.
2. Insert a flat-blade screwdriver (A) wrapped with a cloth into the slit of the corner and twist it to separate the upper part from the
lower part.
CAUTION:
• Do not touch the circuit board or battery terminal.
• The keyfob is water-resistant. However, if it does get wet,
immediately wipe it dry.
3. Remove the Intelligent Key battery.
CAUTION:
• Keep dirt, grease, and other fo reign materials off the elec-
trode contact area.
4. Visually inspect keyfob internal components.
Is the inspection result normal?
YES >> GO TO 3
NO >> Repair or replace malfunctioning parts.
3.CHECK INTELLIGENT KEY BATTERY
Monitor item Condition
RKE OPE COUN1 Check that the numerical value is changing while operating the Intelligent Key.
LEL946A
PIIB6221E
Revision: April 20092010 QX56

INTELLIGENT KEY BATTERY AND FUNCTIONDLK-107
< COMPONENT DIAGNOSIS > [WITH INTELLIGENT KEY SYSTEM]
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Check by connecting a resistance (approximately 300 Ω) so that the
current value becomes about 10 mA.
Is the measurement val ue within specification?
YES >> Intelligent Key battery is OK. Check remote keyless
entry receiver. Refer to DLK-103,
"ComponentFunctionCheck".
NO >> GO TO 4
4. REPLACE INTELLIGENT KEY BATTERY
1. Replace the Intelligent Key battery.
2. Align the tips of the upper and lower parts, and then push them together until it is securely closed.
CAUTION:
• When replacing battery, keep dirt, grease, and other for-eign materials off the electrode contact area.
3. After replacing the battery, check that all Intelligent Key func- tions work properly.
Is the inspection result normal?
YES >> Intelligent Key is OK.
NO >> Check remote keyless entry receiver. Refer to DLK-103,
"ComponentFunctionCheck".
Standard : Approx. 2.5 - 3.0V
OCC0607D
PIIB6222E
Revision: April 20092010 QX56

DLK-108
< COMPONENT DIAGNOSIS >[WITH INTELLIGENT KEY SYSTEM]
HORN FUNCTION
HORN FUNCTION
DescriptionINFOID:0000000005146978
Perform answer-back for each operation with horn.
Component Function CheckINFOID:0000000005146979
1.CHECK FUNCTION
1. Select "HORN" in “ACTIVE TEST” mode with CONSULT-III.
2. Check the horn (high/low) operation.
Is the operation normal?
YES >> Inspection End.
NO >> Go to DLK-108, "
DiagnosisProcedure".
Diagnosis ProcedureINFOID:0000000005146980
Regarding Wiring Diagram information, refer to DLK-178, "Wiring Diagram — INTELLIGENT KEY SYSTEM —
".
1.CHECK HORN FUNCTION
Check horn function with horn switch
Do the horns sound?
YES >> GO TO 2
NO >> Go to HRN-4, "
Wiring Diagram".
2.CHECK HORN RELAY POWER SUPPLY
1. Turn ignition switch ON.
2. Perform “ACTIVE TEST”, "HORN" with CONSULT-Ill.
3. Using an oscilloscope or analog voltmeter, check voltage between horn relay harness connector and ground.
Is the inspection result normal?
YES >> GO TO 4
NO >> GO TO 3
3.CHECK HORN RELAY CIRCUIT
Test item Description
HORN ON Horn relay ON (for 20 ms)
ALKIA0658ZZ
Horn relay
Ground Test item Voltage (V)
(Approx.)
Connector Terminal
H-1 1Ground HORN ON
Battery voltage → 0 → Battery voltage
Other than above Battery voltage
Revision: April 20092010 QX56

HORN FUNCTIONDLK-109
< COMPONENT DIAGNOSIS > [WITH INTELLIGENT KEY SYSTEM]
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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.
Is the inspection result normal?
YES >> GO TO 4
NO >> Repair or replace harness.
4.CHECK INTERMITTENT INCIDENT
Refer to GI-38, "
Intermittent Incident".
Is the inspection result normal?
YES >> Replace IPDM E/R. Refer to PCS-35, "Removal and Installation of IPDM E/R".
NO >> Repair or replace the malfunctioning part.
WIIA0679E
IPDM E/R Horn relay
Continuity
Connector TerminalConnector Terminal
E122 45H-1 1Yes
IPDM E/R GroundContinuity
Connector Terminal
E122 45Ground No
Revision: April 20092010 QX56

DLK-110
< COMPONENT DIAGNOSIS >[WITH INTELLIGENT KEY SYSTEM]
COMBINATION METER DISPLAY FUNCTION
COMBINATION METER DISPLAY FUNCTION
DescriptionINFOID:0000000005146981
Displays each operation method guide and warning for system malfunction.
Component Function CheckINFOID:0000000005146982
1.CHECK FUNCTION
1. Turn ignition switch ON.
2. Open driver door.
Does the open door message appear on the LCD display?
YES >> Meter information display is OK.
NO >> Refer to DLK-110, "
Diagnosis Procedure".
Diagnosis ProcedureINFOID:0000000005146983
1.CHECK COMBINATION METER
Refer to MWI-59, "
DTC Index".
Is the inspection result normal?
YES >> GO TO 2
NO >> Check combination meter. Refer to MWI-4, "
Work Flow".
2.CHECK INTERMITTENT INCIDENT
Refer to GI-38, "
Intermittent Incident".
>> Inspection End.
Revision: April 20092010 QX56

WARNING CHIME FUNCTIONDLK-111
< COMPONENT DIAGNOSIS > [WITH INTELLIGENT KEY SYSTEM]
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WARNING CHIME FUNCTION
DescriptionINFOID:0000000005146984
Performs operation method guide and warning with buzzer.
Component Function CheckINFOID:0000000005146985
1.CHECK FUNCTION
With CONSULT-III
1. Check the operation with "INSIDE BUZZER" in the Active Test.
2. Touch “TAKE OUT”, “KNOB”or “KEY” on screen.
Is the inspection result normal?
Yes >> Warning buzzer into combination meter is OK.
No >> Refer to D L K - 111 , "
Diagnosis Procedure".
Diagnosis ProcedureINFOID:0000000005146986
1.CHECK METER BUZZER CIRCUIT
The inoperative warning chime is contained inside the combination meter. Replace combination meter. Refer
to MWI-100, "
Removal and Installation".
>> Inspection End.
Revision: April 20092010 QX56

DLK-112
< COMPONENT DIAGNOSIS >[WITH INTELLIGENT KEY SYSTEM]
HAZARD FUNCTION
HAZARD FUNCTION
DescriptionINFOID:0000000005146987
Perform answer-back for each operation with number of blinks.
Component Function CheckINFOID:0000000005146988
1.CHECK FUNCTION
Check hazard warning lamp "FLASHER" in ACTIVE TEST.
Is the inspection result normal?
YES >> Hazard warning lamp circuit is OK.
NO >> Refer to DLK-112, "
Diagnosis Procedure".
Diagnosis ProcedureINFOID:0000000005146989
1.CHECK HAZARD SWITCH CIRCUIT
Operate the hazard lights by turni ng ON the hazard warning switch.
Do the lights operate normally?
YES >> Replace the BCM. Refer to BCS fo r replacement and configuration procedure.
NO >> Repair or replace hazard warning switch circuit. Refer to EXL-77, "
Wiring Diagram".
Revision: April 20092010 QX56

KEY SWITCH (INTELLIGENT KEY UNIT INPUT)
DLK-113
< COMPONENT DIAGNOSIS > [WITH INTELLIGENT KEY SYSTEM]
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KEY SWITCH (INTELLIGENT KEY UNIT INPUT)
Diagnosis ProcedureINFOID:0000000005146990
Regarding Wiring Diagram information, refer to DLK-178, "Wiring Diagram — INTELLIGENT KEY SYSTEM —
".
1.CHECK KEY SWITCH
With CONSULT-III
Check key switch (“KEY SW”) in “DATA MONITOR” mode with CONSULT-III.
Without CONSULT-III
1. Turn ignition switch OFF.
2. Disconnect Intelligent Key unit harness connector.
3. Check voltage between Intelligent Key unit harness connector M70 terminal 7 and ground.
Is the inspection result normal?
YES >> Key switch is OK.
NO >> GO TO 2
2.CHECK KEY SWITCH POWER SUPPLY CIRCUIT
1. Remove mechanical key from ignition switch.
2. Disconnect key switch and i gnition knob switch connector.
3. Check voltage between key switch and ignition knob switch harness connector M12 terminal 3 and ground.
Is the inspection result normal?
YES >> GO TO 3
NO >> Repair or replace key switch and ignition knob switch power supply circuit.
3.CHECK KEY SWITCH OPERATION
Monitor item Condition
KEY SW Insert mechanical key into ignition switch: ON
Remove mechanical key from ignition switch: OFF
ConnectorTe r m i n a l s
ConditionVoltage (V)
(Approx.)
(+) (–)
M70 7 Ground Insert mechanical key
into ignition switch
Battery voltage
Remove mechanical
key from ignition switch 0
WIIA1173E
3 - Ground
: Battery voltage
PIIB4254E
Revision: April 20092010 QX56