warning INFINITI QX56 2011 Factory Service Manual

INTELLIGENT KEY WARNING BUZZERDLK-143
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INTELLIGENT KEY WARNING BUZZER
Component Function CheckINFOID:0000000006225958
1.CHECK FUNCTION
1. Select “INTELLIGENT KEY” of “BCM” using CONSULT-III.
2. Select “OUTSIDE BUZZER ” in “ACTIVE TEST” mode.
3. Touch “On” or “Off” to check that it works normally.
Is the inspection result normal?
YES >> Intelligent Key warning buzzer is OK.
NO >> Refer to DLK-143, "
Diagnosis Procedure".
Diagnosis ProcedureINFOID:0000000006225959
1.CHECK FUSE
1. Turn ignition switch OFF.
2. Check 10 A fuse, [No. 6, located in fuse block (J/B)].
Is the inspection result normal?
YES >> GO TO 2.
NO >> Replace the blown fuse after repairing the affected circuit if a fuse is blown.
2.CHECK INTELLIGENT KEY WARNING BUZZER POWER SUPPLY CIRCUIT
1. Disconnect Intelligent Key warning buzzer connector.
2. Check voltage between Intelligent Key warning buzzer harness connector and ground.
Is the inspection result normal?
YES >> GO TO 3.
NO >> Repair or replace harness.
3.CHECK INTELLIGENT KEY WARNING BUZZER CIRCUIT
1. Disconnect BCM connector.
2. Check continuity between BCM harness connector and Intelligent Key warning buzzer harness connector.
3. Check continuity between BCM harness connector and ground.
Is the inspection result normal?
YES >> GO TO 4.
NO >> Repair or replace harness.
4.CHECK INTELLIGENT KEY WARNING BUZZER
Refer to DLK-144, "
Component Inspection".
Is the inspection result normal?
YES >> Replace BCM. Refer to BCS-81, "Removal and Installation".
NO >> Replace Intelligent Key warning buzzer.
(+)
(–)Vo l ta g e
(Approx.)
Intelligent Key warning buzzer
Connector Terminal E25 1 Ground Battery voltage
BCM Intelligent Key warning buzzer Continuity
Connector Terminal Connector Terminal
M71 93 E25 3 Existed
BCM GroundContinuity
Connector Terminal
M71 93 Not existed
Revision: 2010 May2011 QX56

DLK-144
< DTC/CIRCUIT DIAGNOSIS >
INTELLIGENT KEY WARNING BUZZER
Component Inspection
INFOID:0000000006225960
1.CHECK INTELLIGENT KEY WARNING BUZZER
1. Turn ignition switch OFF.
2. Disconnect Intelligent Key warning buzzer connector.
3. Connect battery power supply directly to Intelli gent Key warning buzzer terminals and check the opera-
tion.
Is the inspection result normal?
YES >> INSPECTION END
NO >> Replace Intelligent Key warning buzzer.
Intelligent Key warning buzzer Operation
Te r m i n a l
(+) ( −)
1 3 Buzzer sounds
Revision: 2010 May2011 QX56

INFORMATION DISPLAYDLK-147
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INFORMATION DISPLAY
Component Function CheckINFOID:0000000006225965
1.CHECK FUNCTION
1. Select “INTELLIGENT KEY” of “BCM” using CONSULT-III.
2. Select “LCD” in “ACTIVE TEST” mode.
3. Check each warning display on meter display.
Is the inspection result normal?
YES >> Information display is OK.
NO >> Refer to DLK-147, "
Diagnosis Procedure".
Diagnosis ProcedureINFOID:0000000006225966
1.CHECK COMBINATION METER
Refer to MWI-29, "
On Board Diagnosis Function".
Is the inspection result normal?
YES >> GO TO 2.
NO >> Repair or replace the malfunctioning parts.
2.CHECK INTERMITTENT INCIDENT
Refer to GI-40, "
Intermittent Incident".
>> INSPECTION END
Revision: 2010 May2011 QX56

DLK-148
< DTC/CIRCUIT DIAGNOSIS >
KEY WARNING LAMP
KEY WARNING LAMP
Component Function CheckINFOID:0000000006225967
1.CHECK FUNCTION
1. Select “INTELLIGE NT KEY” of “BCM” using CONSULT-III.
2. Select “INDICATOR” in “ACTIVE TEST” mode.
3. Touch “KEY IND” or “KEY ON” to check that it works normally.
Is the inspection result normal?
YES >> Key warning lamp is OK.
NO >> Refer to DLK-148, "
Diagnosis Procedure".
Diagnosis ProcedureINFOID:0000000006225968
1.CHECK KEY WARNING LAMP
Refer to MWI-29, "
On Board Diagnosis Function".
Is the inspection result normal?
YES >> GO TO 2.
NO >> Repair or replace the malfunctioning parts.
2.CHECK INTERMITTENT INCIDENT
Refer to GI-40, "
Intermittent Incident".
>> INSPECTION END
Revision: 2010 May2011 QX56

HAZARD FUNCTIONDLK-149
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HAZARD FUNCTION
Component Function CheckINFOID:0000000006225969
1.CHECK FUNCTION
1. Select “INTELLIGENT KEY” of “BCM” using CONSULT-III.
2. Select “FLASHER” in “ACTIVE TEST” mode.
3. Touch “LH” or “RH” to check that it works normally.
Is the inspection result normal?
YES >> Hazard warning lamp circuit is OK.
NO >> Refer to DLK-149, "
Diagnosis Procedure".
Diagnosis ProcedureINFOID:0000000006225970
1.CHECK HAZARD SWITCH CIRCUIT
Refer to EXL-105, "
Component Function Check".
Is the inspection result normal?
YES >> GO TO 2.
NO >> Repair or replace the malfunctioning parts.
2.CHECK INTERMITTENT INCIDENT
Refer to GI-40, "
Intermittent Incident".
>> INSPECTION END
Revision: 2010 May2011 QX56

AUTOMATIC BACK DOOR WARNING BUZZERDLK-163
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AUTOMATIC BACK DOOR WARNING BUZZER
Diagnosis ProcedureINFOID:0000000006225990
1.CHECK FUSE
1. Turn ignition switch OFF.
2. Check 10 A fuse, [No.9, located in fuse block (J/B)].
Is the inspection result normal?
YES >> GO TO 2.
NO >> Replace the blown fuse after repairing the affected circuit if a fuse is blown.
2.CHECK AUTOMATIC BACK DOOR WARNI NG BUZZER POWER SUPPLY CIRCUIT
1. Disconnect automatic back door warning buzzer connector.
2. Check voltage between automatic back door warning buzzer harness connector and ground.
Is the inspection result normal?
YES >> GO TO 3.
NO >> Repair or replace harness.
3.CHECK AUTOMATIC BACK DOOR WARNING BUZZER OUTPUT SIGNAL CIRCUIT
1. Disconnect automatic back door control module connector.
2. Check continuity between automatic back door control module harness connector and automatic back
door warning buzzer harness connector.
3. Check continuity between automatic back door control module harness connector and ground.
Is the inspection result normal?
YES >> GO TO 4.
NO >> Repair or replace harness.
4.CHECK AUTOMATIC BACK DOOR WARNING BUZZER
Refer to DLK-163, "
Component Inspection"
Is the inspection result normal?
YES >> Replace automatic back door control module. Refer to DLK-262, "Removal and Installation".
NO >> Replace automatic back door warning buzzer.
Component InspectionINFOID:0000000006225991
1.CHECK AUTOMATIC BACK DOOR WARNING BUZZER
1. Turn ignition switch OFF.
2. Disconnect automatic back door warning buzzer connector.
3. Check battery power supply directly to automatic back door warning buzzer terminals and check the oper-
ation.
(+)
(–)Voltag e
(Approx.)
Automatic back door warning buzzer
Connector Terminal D159 1 Ground Battery voltage
Automatic back door control module Automatic back door warning buzzer Continuity
Connector Terminal Connector Terminal
B26 1 D159 2 Existed
Automatic back door control module GroundContinuity
Connector Terminal
B26 1 Not existed
Revision: 2010 May2011 QX56

DLK-164
< DTC/CIRCUIT DIAGNOSIS >
AUTOMATIC BACK DOOR WARNING BUZZER
Is the inspection result normal?
YES >> INSPECTION END
NO >> Replace automatic back door warning buzzer.
Automatic back door warning buzzerOperation
Te r m i n a l
(+) (-) 1 2 Buzzer sounds
Revision: 2010 May2011 QX56

IGNITION POSITION WARNING FUNCTION DOES NOT OPERATE
DLK-177
< SYMPTOM DIAGNOSIS >
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IGNITION POSITION WARNING FUNCTION DOES NOT OPERATE
Diagnosis ProcedureINFOID:0000000006226015
1.CHECK POWER DOOR LOCK OPERATION
Check power door lock operation.
Does door lock/unlock with door lock and unlock switch?
YES >> GO TO 2.
NO >> Refer to DLK-168, "
ALL DOOR : Diagnosis Procedure".
2.CHECK DOOR SWITCH
Check door switch
Refer to DLK-117, "
ComponentFunctionCheck".
Is the inspection result normal?
YES >> GO TO 3.
NO >> Repair or replace the malfunctioning parts.
3.CHECK BACK DOOR SWITCH
Check door switch
Refer to DLK-120, "
ComponentFunctionCheck".
Is the inspection result normal?
YES >> GO TO 4.
NO >> Repair or replace the malfunctioning parts.
4.REPLACE BCM
 Replace BCM. Refer to BCS-81, "
Removal and Installation".
 Confirm the operation after replacement.
Is the result normal?
YES >> INSPECTION END
NO >> Check intermittent incident. Refer to GI-40, "
Intermittent Incident".
Revision: 2010 May2011 QX56

DLK-184
< SYMPTOM DIAGNOSIS >
HAZARD AND BUZZER REMINDER DOES NOT OPERATE
HAZARD AND BUZZER REMINDER DOES NOT OPERATE
Diagnosis ProcedureINFOID:0000000006226022
1.CHECK “HAZARD ANSWER BACK” SETTING IN “WORK SUPPORT”
1. Select “INTELLIGE NT KEY” of “BCM” using CONSULT-III.
2. Select “HAZARD ANSWER BACK” in “WORK SUPPORT” mode.
3. Check the “HAZARD ANSWER BACK ” setting in “WORK SUPPORT”.
Refer to DLK-41, "
INTELLIGENT KEY : CONSULT-III F unction (BCM - INTELLIGENT KEY)".
Is the inspection result normal?
YES >> GO TO 2.
NO >> Set the “Lock Only”, “Unlock Only” or “Lock/Unlock” in “HAZARD ANSWER BACK”.
2.CHECK “ANS BACK I-KEY LOCK” SETTING IN “WORK SUPPORT”
1. Select “INTELLIGE NT KEY” of “BCM” using CONSULT-III.
2. Select “ANS BACK I-KEY LO CK” in “WORK SUPPORT” mode.
3. Check the “ANS BACK I-KEY LOCK”setting in “WORK SUPPORT”. Refer to DLK-41, "
INTELLIGENT KEY : CONSULT-III F unction (BCM - INTELLIGENT KEY)".
Is the inspection result normal?
YES >> GO TO 3.
NO >> Set the “Horn Chirp” or “Bu zzer” in “ANS BACK I-KEY LOCK”.
3.CHECK “ANS BACK I-KEY UNLOCK” SETTING IN “WORK SUPPORT”
1. Select “INTELLIGE NT KEY” of “BCM” using CONSULT-III.
2. Select “ANS BACK I-KEY UNL OCK” in “WORK SUPPORT” mode.
3. Check the “ANS BACK I-KEY UNLOCK” setting in “WORK SUPPORT”.
Refer to DLK-41, "
INTELLIGENT KEY : CONSULT-III F unction (BCM - INTELLIGENT KEY)".
Is the inspection result normal?
YES >> GO TO 4.
NO >> Set the “On” in “ANS BACK I-KEY UNLOCK”.
4.CHECK HAZARD FUNCTION
Check hazard function.
Refer to DLK-149, "
ComponentFunctionCheck".
Is the inspection result normal?
YES >> GO TO 5.
NO >> Repair or replace the malfunctioning parts.
5.CHECK INTELLIGENT KEY WARNING BUZZER
Check Intelligent Key warning buzzer.
Refer to DLK-143, "
ComponentFunctionCheck".
Is the inspection result normal?
YES >> GO TO 6.
NO >> Repair or replace the malfunctioning parts.
6.REPLACE BCM
 Replace BCM. Refer to BCS-81, "
Removal and Installation".
 Confirm the operation after replacement.
Is the result normal?
YES >> INSPECTION END
NO >> Check intermittent incident. Refer to GI-40, "
Intermittent Incident".
Revision: 2010 May2011 QX56

DLK-188
< SYMPTOM DIAGNOSIS >
OFF POSITION WARNING DOES NOT OPERATE
OFF POSITION WARNING DOES NOT OPERATE
Diagnosis ProcedureINFOID:0000000006226025
1.CHECK DTC WITH BCM
Check that DTC is not detected with BCM
Is the inspection result normal?
YES >> GO TO 2.
NO >> Perform trouble diagnosis relevant to DTC indicated.
2.CHECK DTC WITH COMBINATION METER
Check that DTC is not detected with combination meter
Is the inspection result normal?
YES >> GO TO 3.
NO >> Perform trouble diagnosis relevant to DTC indicated.
3.CHECK DOOR SWITCH
Check front door switch (driver side).
Refer to DLK-117, "
ComponentFunctionCheck".
Is the inspection result normal?
YES >> GO TO 4.
NO >> Repair or replace the malfunctioning parts.
4.CHECK COMBINATION METER BUZZER
Check combination meter buzzer.
Refer to DLK-146, "
ComponentFunctionCheck".
Is the inspection result normal?
YES >> GO TO 5.
NO >> Repair or replace the malfunctioning parts.
5.CHECK INTELLIGENT KEY WARNING BUZZER
Check Intelligent Key warning buzzer.
Refer to DLK-143, "
ComponentFunctionCheck".
Is the inspection result normal?
YES >> GO TO 6.
NO >> Repair or replace the malfunctioning parts.
6.REPLACE BCM
 Replace BCM. Refer to BCS-81, "
Removal and Installation".
 Confirm the operation after replacement.
Is the result normal?
YES >> INSPECTION END
NO >> Check intermittent incident. Refer to GI-40, "
Intermittent Incident".
Revision: 2010 May2011 QX56