2011 INFINITI QX56 Factory Service Manual

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Page 1697 of 5598

INFINITI QX56 2011 Factory Service Manual
TOUCH SENSORDLK-161
< DTC/CIRCUIT DIAGNOSIS >
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3. Check continuity between touch sensor LH terminals.
Is the inspection result normal?
YES >> INSPECTION END
NO >> Repl

Page 1698 of 5598

INFINITI QX56 2011 Factory Service Manual
DLK-162
< DTC/CIRCUIT DIAGNOSIS >
BACK DOOR CLOSURE MOTOR
BACK DOOR CLOSURE MOTOR
Diagnosis ProcedureINFOID:0000000006225989
1.CHECK BACK DOOR CLOSURE MOTOR INPUT SIGNAL
1. Turn ignition switch OFF.

Page 1699 of 5598

INFINITI QX56 2011 Factory Service Manual
AUTOMATIC BACK DOOR WARNING BUZZERDLK-163
< DTC/CIRCUIT DIAGNOSIS >
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AUTOMATIC BACK DOOR WARNING BUZZER
Diagnosis ProcedureINFOID:0000000006225990
1.CHECK FUSE
1. Turn

AUTOMATIC BACK DOOR WARNING BUZZERDLK-163
< DTC/CIRCUIT DIAGNOSIS >
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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

Page 1700 of 5598

INFINITI QX56 2011 Factory Service Manual
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 warni

Page 1701 of 5598

INFINITI QX56 2011 Factory Service Manual
GROUND CIRCUITDLK-165
< DTC/CIRCUIT DIAGNOSIS >
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GROUND CIRCUIT
Component Function CheckINFOID:0000000006225992
1.CHECK FUNCTION
1. Select “AUTOMATIC BACK DOOR CONTR

Page 1702 of 5598

INFINITI QX56 2011 Factory Service Manual
DLK-166
< DTC/CIRCUIT DIAGNOSIS >
INTEGRATED HOMELINK TRANSMITTER
INTEGRATED HOMELINK TRANSMITTER
Component Function CheckINFOID:0000000006256149
1.CHECK FUNCTION
Check that system receiver (garage d

Page 1703 of 5598

INFINITI QX56 2011 Factory Service Manual
INTEGRATED HOMELINK TRANSMITTERDLK-167
< DTC/CIRCUIT DIAGNOSIS >
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3.CHECK INTERMITTENT INCIDENT
Refer to GI-40, "
Intermittent Incident".
>> INSPECTION END
Revision:

Page 1704 of 5598

INFINITI QX56 2011 Factory Service Manual
DLK-168
< SYMPTOM DIAGNOSIS >
DOOR DOES NOT LOCK/UNLOCK WITH DOOR LOCK AND UNLOCK SWITCH
SYMPTOM DIAGNOSIS
DOOR DOES NOT LOCK/UNLOCK WITH DOOR LOCK AND UNLOCK
SWITCH
ALL DOOR
ALL DOOR : DescriptionIN

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