2011 INFINITI QX56 air condition

GROUND CIRCUITDLK-165
< DTC/CIRCUIT DIAGNOSIS >
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GROUND CIRCUIT
Component Function CheckINFOID:0000000006225992
1.CHECK FUNCTION
1. Select “AUTOMATIC BACK DOOR CONTROL UNIT” using CONSULT-III.
2. Select “DESTINATION” and “HAZARD” in “DATA MONITOR” mode.
3. Check that the function operates normall y according to the following conditions.
Is the inspection result normal?
YES >> Automatic back door ground circuit is OK.
NO >> Refer to DLK-165, "
Diagnosis Procedure".
Diagnosis ProcedureINFOID:0000000006225993
1.CHECK GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect automatic back door control module connector.
3. Check continuity between automatic back door control module harness connector and ground.
Is the inspection result normal?
YES >> Replace automatic back door control module. Refer to DLK-262, "Removal and Installation".
NO >> Repair or replace harness.
Monitor item Condition Status
DESTINATION Circuit between automatic
back door control module
terminal 22 and ground Normal NAM
Open or short JPN
HAZARD Circuit between automatic
back door control module terminal 23 and ground Normal ON
Open or short OFF
Automatic back door control module
GroundContinuity
Connector Terminal
B26 22
Existed
23
Revision: 2010 May2011 QX56

P POSITION WARNING DOES NOT OPERATEDLK-189
< SYMPTOM DIAGNOSIS >
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P POSITION WARNING DOES NOT OPERATE
DescriptionINFOID:0000000006226026
P position warning function does not operate fo r vehicle with information display models
NOTE:
Warning functions operating condition is extremely comp licated, during operating confirmations, reconfirm the
list above twice in order to ensure proper operation. Refer to DLK-27, "
WARNING FUNCTION : System
Description".
Diagnosis ProcedureINFOID:0000000006226027
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 INFORMATION DISPLAY
Check information display.
Refer to DLK-147, "
ComponentFunctionCheck".
Is the inspection result normal?
YES >> GO TO 6.
NO >> Repair or replace the malfunctioning parts.
6.CHECK INTELLIGENT KEY WARNING BUZZER
Check Intelligent Key warning buzzer.
Refer to DLK-143, "
ComponentFunctionCheck".
Is the inspection result normal?
YES >> GO TO 7.
NO >> Repair or replace the malfunctioning parts.
7.REPLACE BCM
 Replace BCM. Refer to BCS-81, "
Removal and Installation".
 Confirm the operation after replacement.
Is the result normal?
YES >> INSPECTION END
Revision: 2010 May2011 QX56

ACC WARNING DOES NOT OPERATEDLK-191
< SYMPTOM DIAGNOSIS >
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ACC WARNING DOES NOT OPERATE
DescriptionINFOID:0000000006226028
ACC warning function does not operate for vehicle with information display models
NOTE:
Warning functions operating condition is extremely comp licated, during operating confirmations, reconfirm the
list above twice in order to ensure proper operation. Refer to DLK-27, "
WARNING FUNCTION : System
Description".
Diagnosis ProcedureINFOID:0000000006226029
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 COMBINATION METER BUZZER
Check combination meter buzzer.
Refer to DLK-146, "
ComponentFunctionCheck".
Is the inspection result normal?
YES >> GO TO 4.
NO >> Repair or replace the malfunctioning parts.
4.CHECK INFORMATION DISPLAY
Check information display.
Refer to DLK-147, "
ComponentFunctionCheck".
Is the inspection result normal?
YES >> GO TO 5.
NO >> Repair or replace the malfunctioning parts.
5.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-192
< SYMPTOM DIAGNOSIS >
TAKE AWAY WARNING DOES NOT OPERATE
TAKE AWAY WARNING DOES NOT OPERATE
DescriptionINFOID:0000000006226030
Take away warning function does not operate for vehicle with information display models.
NOTE:
Warning functions operating condition is extremely complicated, during operating confirmations, reconfirm the
list above twice in order to ensure proper operation. Refer to DLK-27, "
WARNING FUNCTION : System
Description".
Diagnosis ProcedureINFOID:0000000006226031
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 INSIDE KEY ANTENNA
Check inside key antenna.
 Instrument center: Refer to DLK-104, "
DTC Logic".
 Console: Refer to DLK-106, "
DTC Logic".
 Luggage room: Refer to DLK-108, "
DTC Logic".
Is the inspection result normal?
YES >> GO TO 4.
NO >> Repair or replace the malfunctioning parts.
4.CHECK DOOR SWITCH
Check front door switch (driver side).
Refer to DLK-117, "
ComponentFunctionCheck".
Is the inspection result normal?
YES >> GO TO 5.
NO >> Repair or replace the malfunctioning parts.
5.CHECK COMBINATION METER BUZZER
Check combination meter buzzer.
Refer to DLK-146, "
ComponentFunctionCheck".
Is the inspection result normal?
YES >> GO TO 6.
NO >> Repair or replace the malfunctioning parts.
6.CHECK INFORMATION DISPLAY
Check information display.
Refer to DLK-147, "
ComponentFunctionCheck".
Is the inspection result normal?
YES >> GO TO 7.
NO >> Repair or replace the malfunctioning parts.
7.CHECK INTELLIGENT KEY WARNING BUZZER
Check Intelligent Key warning buzzer.
Refer to DLK-143, "
ComponentFunctionCheck".
Revision: 2010 May2011 QX56

DLK-194
< SYMPTOM DIAGNOSIS >
KEY ID WARNING DOES NOT OPERATE
KEY ID WARNING DOES NOT OPERATE
DescriptionINFOID:0000000006226032
Key ID warning function does not operate for vehicle with information display models.
NOTE:
Warning functions operating condition is extremely comp licated, during operating confirmations, reconfirm the
list above twice in order to ensure proper operation. Refer to DLK-27, "
WARNING FUNCTION : System
Description".
Diagnosis ProcedureINFOID:0000000006226033
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 INTELLIGENT KEY
Check Intelligent Key.
Refer to DLK-145, "
ComponentFunctionCheck".
Is the inspection result normal?
YES >> GO TO 4.
NO >> Repair or replace the malfunctioning parts.
4.CHECK INSIDE KEY ANTENNA
Check inside key antenna.
 Instrument center: Refer to DLK-104, "
DTC Logic".
 Console: Refer to DLK-106, "
DTC Logic".
 Luggage room: Refer to DLK-108, "
DTC Logic".
Is the inspection result normal?
YES >> GO TO 5.
NO >> Repair or replace the malfunctioning parts.
5.CHECK INFORMATION DISPLAY
Check information display.
Refer to DLK-147, "
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

INTELLIGENT KEY LOW BATTERY WARNING DOES NOT OPERATE
DLK-195
< SYMPTOM DIAGNOSIS >
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INTELLIGENT KEY LOW BATTERY WARNING DOES NOT OPERATE
DescriptionINFOID:0000000006226034
Intelligent Key low battery warning does not operat e for vehicle with information display models.
NOTE:
Warning functions operating condition is extremely comp licated, during operating confirmations, reconfirm the
list above twice in order to ensure proper operation. Refer to DLK-27, "
WARNING FUNCTION : System
Description".
Diagnosis ProcedureINFOID:0000000006226035
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 “LO- BATT OF KEY FOB WARN” SETTING IN “WORK SUPPORT”
1. Select “INTELLIGENT KEY” of “BCM”.
2. Select “LO- BATT OF KEY FOB WARN” in “WORK SUPPORT” mode.
3. Check “LO- BATT OF KEY FOB WARN” setting in “WORK SUPPORT”. Refer to DLK-41, "
INTELLIGENT KEY : CONSULT-III Function (BCM - INTELLIGENT KEY)".
Is the inspection result normal?
YES >> GO TO 4.
NO >> Set “ON” in “LO- BATT OF KEY FOB WARN”.
4.CHECK INTELLIGENT KEY
Check Intelligent Key.
Refer to DLK-145, "
ComponentFunctionCheck".
Is the inspection result normal?
YES >> GO TO 5.
NO >> Repair or replace the malfunctioning parts.
5.CHECK INSIDE KEY ANTENNA
Check inside key antenna.
 Instrument center: Refer to DLK-104, "
DTC Logic".
 Console: Refer to DLK-106, "
DTC Logic".
 Luggage room: Refer to DLK-108, "
DTC Logic".
Is the inspection result normal?
YES >> GO TO 6.
NO >> Repair or replace the malfunctioning parts.
6.CHECK INFORMATION DISPLAY
Check information display.
Refer to DLK-147, "
ComponentFunctionCheck".
Is the inspection result normal?
YES >> GO TO 7.
NO >> Repair or replace the malfunctioning parts.
7.REPLACE BCM
 Replace BCM. Refer to BCS-81, "
Removal and Installation".
Revision: 2010 May2011 QX56

DLK-198
< SYMPTOM DIAGNOSIS >
AUTOMATIC BACK DOOR OPERATION DOES NOT OPERATE
AUTOMATIC BACK DOOR OPERATION DOES NOT OPERATE
ALL SWITCHES
ALL SWITCHES : DescriptionINFOID:0000000006226037
Automatic back door open/close function does not operate using all switches.
NOTE:
Automatic back door open/close operation condition is ex tremely complicated, during operating confirmations,
reconfirm the list above twice in order to ensure proper operation. Refer to DLK-31, "
System Description".
ALL SWITCHES : Diagnosis ProcedureINFOID:0000000006226038
1.CHECK DTC WITH AUTOMATIC BACK DOOR CONTROL MODULE
Check that DTC is not detected with automatic back door control module.
Is the inspection result normal?
YES >> GO TO 2.
NO >> Perform trouble diagnosis relevant to DTC indicated.
2.CHECK BACK DOOR AUTO CLOSURE FUNCTION
Check back door auto closure function.
Is the inspection result normal?
YES >> GO TO 3.
NO >> Refer to DLK-201, "
OPEN/CLOSURE FUNCTION : Diagnosis Procedure".
3.CHECK POWER SUPPLY AND GROUND CIRCUIT
Check automatic back door control module power supply and ground circuit.
Refer to DLK-116, "
AUTOMATIC BACK DOOR CONTROL UNIT : Diagnosis Procedure".
Is the inspection result normal?
YES >> GO TO 4.
NO >> Repair or replace the malfunctioning parts.
4.CHECK GROUND CIRCUIT
Check automatic back door control module ground circuit.
Refer to DLK-165, "
ComponentFunctionCheck".
Is the inspection result normal?
YES >> GO TO 5.
NO >> Repair or replace the malfunctioning parts.
5.CHECK TOUCH SENSOR LH
Check touch sensor LH.
Refer to DLK-159, "
LH : ComponentFunctionCheck".
Is the inspection result normal?
YES >> GO TO 6.
NO >> Repair or replace the malfunctioning parts.
6.CHECK TOUCH SENSOR RH
Check touch sensor RH.
Refer to DLK-158, "
RH : ComponentFunctionCheck".
Is the inspection result normal?
YES >> GO TO 7.
NO >> Repair or replace the malfunctioning parts.
7.REPLACE AUTOMATIC BACK DOOR CONTROL MODULE
1. Replace automatic back door control module. Refer to DLK-262, "
Removal and Installation".
2. Confirm the operation after replacement.
Is the result normal?
YES >> INSPECTION END
Revision: 2010 May2011 QX56

AUTOMATIC BACK DOOR OPERATION DOES NOT OPERATE
DLK-199
< SYMPTOM DIAGNOSIS >
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NO >> Check intermittent incident. Refer to GI-40, "Intermittent Incident".
AUTOMATIC BACK DOOR SWITCH
AUTOMATIC BACK DOOR SWITCH : DescriptionINFOID:0000000006226039
Automatic back door open/close function does not operate using automatic back door switch.
NOTE:
Automatic back door open/close operation condition is extr emely complicated, during operating confirmations,
reconfirm the list above twice in order to ensure proper operation. Refer to DLK-31, "
System Description".
AUTOMATIC BACK DOOR SWITCH : Diagnosis ProcedureINFOID:0000000006226040
1.CHECK AUTOMATIC BACK DOOR SWITCH
Check automatic back door switch.
Refer to DLK-154, "
ComponentFunctionCheck".
Is the inspection result normal?
YES >> GO TO 2.
NO >> Repair or replace the malfunctioning parts.
2.REPLACE AUTOMATIC BACK DOOR CONTROL MODULE
1. Replace automatic back door control module. Refer to DLK-262, "
Removal and Installation".
2. Confirm the operation after replacement.
Is the result normal?
YES >> INSPECTION END
NO >> Check intermittent incident. Refer to GI-40, "
Intermittent Incident".
AUTOMATIC BACK DOOR CLOSE SWITCH
AUTOMATIC BACK DOOR CLOSE SWITCH : DescriptionINFOID:0000000006226041
Automatic back door open/close function does not oper ate using automatic back door close switch.
NOTE:
Automatic back door open/close operation condition is extr emely complicated, during operating confirmations,
reconfirm the list above twice in order to ensure proper operation. Refer to DLK-31, "
System Description".
AUTOMATIC BACK DOOR CLOSE SWITCH : Diagnosis ProcedureINFOID:0000000006226042
1.CONFIRM THE OPERATION
1. Turn ON automatic back door main switch.
2. Confirm the operation.
Is the result normal?
YES >> Automatic back door system is normal.
NO >> GO TO 2.
2.CHECK AUTOMATIC BACK DOOR CLOSE SWITCH
Check automatic back door close switch.
Refer to DLK-150, "
ComponentFunctionCheck".
Is the inspection result normal?
YES >> GO TO 3.
NO >> Repair or replace the malfunctioning parts.
3.CHECK AUTOMATIC BACK DOOR MAIN SWITCH
Check automatic back door main switch.
Refer to DLK-152, "
ComponentFunctionCheck".
Is the inspection result normal?
YES >> GO TO 4.
NO >> Repair or replace the malfunctioning parts.
4.REPLACE AUTOMATIC BACK DOOR CONTROL MODULE
Revision: 2010 May2011 QX56