Infiniti QX56 (Z62). Manual - part 433

DLK-198

< SYMPTOM DIAGNOSIS >

AUTOMATIC BACK DOOR OPERATION DOES NOT OPERATE

AUTOMATIC BACK DOOR OPERATION DOES NOT OPERATE

ALL SWITCHES

ALL SWITCHES : Description

INFOID:0000000006226037

Automatic back door open/close function does not operate using all switches.
NOTE:
Automatic back door open/close operation condition is extremely complicated, during operating confirmations,
reconfirm the list above twice in order to ensure proper operation. Refer to 

DLK-31, "System Description"

.

ALL SWITCHES : Diagnosis Procedure

INFOID: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, "Component Function Check"

.

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 : Component Function Check"

. 

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 : Component Function Check"

. 

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

AUTOMATIC BACK DOOR OPERATION DOES NOT OPERATE

DLK-199

< SYMPTOM DIAGNOSIS >

C

D

E

F

G

H

I

J

L

M

A

B

DLK

N

O

P

NO

>> Check intermittent incident. Refer to 

GI-40, "Intermittent Incident"

.

AUTOMATIC BACK DOOR SWITCH

AUTOMATIC BACK DOOR SWITCH : Description

INFOID:0000000006226039

Automatic back door open/close function does not operate using automatic back door switch.
NOTE:
Automatic back door open/close operation condition is extremely 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 Procedure

INFOID:0000000006226040

1.

CHECK AUTOMATIC BACK DOOR SWITCH

Check automatic back door switch.
Refer to 

DLK-154, "Component Function Check"

.

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 : Description

INFOID:0000000006226041

Automatic back door open/close function does not operate using automatic back door close switch.
NOTE:
Automatic back door open/close operation condition is extremely 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 Procedure

INFOID: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, "Component Function Check"

.

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, "Component Function Check"

.

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Repair or replace the malfunctioning parts.

4.

REPLACE AUTOMATIC BACK DOOR CONTROL MODULE

DLK-200

< SYMPTOM DIAGNOSIS >

AUTOMATIC BACK DOOR OPERATION DOES NOT OPERATE

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"

.

INTELLIGENT KEY

INTELLIGENT KEY : Description

INFOID:0000000006226043

Automatic back door open/close function does not operate using Intelligent Key.
NOTE:
Automatic back door open/close operation condition is extremely complicated, during operating confirmations,
reconfirm the list above twice in order to ensure proper operation. Refer to 

DLK-31, "System Description"

.

INTELLIGENT KEY : Diagnosis Procedure

INFOID:0000000006226044

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 DTC WITH BCM

Check that DTC is not detected with BCM

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Perform trouble diagnosis relevant to DTC indicated.

3.

CHECK REMOTE KEYLESS ENTRY FUNCTION

Check remote keyless entry function.

Does door lock/unlock with Intelligent Key button?

YES

>> GO TO 4.

NO

>> Refer to 

DLK-175, "Diagnosis Procedure"

.

4.

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"

.

BACK DOOR OPENER SWITCH

BACK DOOR OPENER SWITCH : Description

INFOID:0000000006226045

Automatic back door open/close function does not operate using back door opener switch.
NOTE:
Automatic back door open/close operation condition is extremely complicated, during operating confirmations,
reconfirm the list above twice in order to ensure proper operation. Refer to 

DLK-31, "System Description"

.

BACK DOOR OPENER SWITCH : Diagnosis Procedure

INFOID:0000000006226046

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.

AUTOMATIC BACK DOOR OPERATION DOES NOT OPERATE

DLK-201

< SYMPTOM DIAGNOSIS >

C

D

E

F

G

H

I

J

L

M

A

B

DLK

N

O

P

2.

CHECK AUTOMATIC BACK DOOR MAIN SWITCH

Check automatic back door main switch.
Refer to 

DLK-152, "Component Function Check"

.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair or replace the malfunctioning parts.

3.

CHECK BACK DOOR OPENER SWITCH

Check back door opener switch.
Refer to 

DLK-141, "Component Function Check"

.

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Repair or replace the malfunctioning parts.

4.

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"

.

OPEN/CLOSURE FUNCTION

OPEN/CLOSURE FUNCTION : Description

INFOID:0000000006226047

Back door auto closure function does not operate when back door opening and closing operations are per-
formed.

OPEN/CLOSURE FUNCTION : Diagnosis Procedure

INFOID:0000000006226048

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 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 3.

NO

>> Perform trouble diagnosis relevant to DTC indicated.

3.

CHECK AUTOMATIC BACK DOOR MAIN SWITCH

Check automatic back door main switch.
Refer to 

DLK-152, "Component Function Check"

.

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Repair or replace the malfunctioning parts.

4.

CHECK BACK DOOR OPENER SWITCH

Check back door opener switch.
Refer to 

DLK-141, "Component Function Check"

.

Is the inspection result normal?

YES

>> GO TO 5.

NO

>> Repair or replace the malfunctioning parts.