Infiniti QX56 (Z62). Manual - part 434

DLK-202

< SYMPTOM DIAGNOSIS >

AUTOMATIC BACK DOOR OPERATION DOES NOT OPERATE

5.

CHECK BACK DOOR CLOSURE MOTOR

Check back door closure motor.
Refer to 

DLK-162, "Diagnosis Procedure"

.

Is the inspection result normal?

YES

>> GO TO 6.

NO

>> Repair or replace the malfunctioning parts.

6.

REPLACE AUTOMATIC BACK DOOR CONTROL MODULE

1.

Replace automatic back door control module. Refer to 

DLK-261, "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 FUNCTION

OPEN FUNCTION : Description

INFOID:0000000006226049

Back door auto closure function does not operate when back door opening operations are performed.

OPEN FUNCTION : Diagnosis Procedure

INFOID:0000000006226050

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 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"

.

CLOSURE FUNCTION

CLOSURE FUNCTION : Description

INFOID:0000000006226051

Back door auto closure function does not operate when back door closing operations are performed.

AUTOMATIC BACK DOOR OPERATION DOES NOT OPERATE

DLK-203

< SYMPTOM DIAGNOSIS >

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CLOSURE FUNCTION : Diagnosis Procedure

INFOID:0000000006226052

1.

CHECK HALF LATCH SWITCH

Check half latch switch.
Refer to 

DLK-156, "Component Function Check"

.

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Repair or replace the malfunctioning parts.

2.

CHECK BACK DOOR CLOSURE MOTOR

Check back door closure motor.
Refer to 

DLK-162, "Diagnosis Procedure"

.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair or replace the malfunctioning parts.

3.

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"

.

DLK-204

< SYMPTOM DIAGNOSIS >

AUTOMATIC BACK DOOR WARNING DOES NOT OPERATE

AUTOMATIC BACK DOOR WARNING DOES NOT OPERATE

BUZZER

BUZZER : Description

INFOID:0000000006226053

Automatic back door warning buzzer does not operate when automatic back door warning function are per-
formed.

BUZZER : Diagnosis Procedure

INFOID:0000000006226054

1.

CHECK DTC WITCH 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 AUTOMATIC BACK DOOR WARNING BUZZER

Check automatic back door warning buzzer.
Refer to 

DLK-163, "Diagnosis Procedure"

.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair or replace the malfunctioning parts.

3.

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"

.

HAZARD WARNING LAMP

HAZARD WARNING LAMP : Description

INFOID:0000000006226055

Hazard warning lamp does not operate when automatic back door warning function are performed.

HAZARD WARNING LAMP : Diagnosis Procedure

INFOID:0000000006226056

1.

CHECK DTC WITCH 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 WITCH 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 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 4.

NO

>> Repair or replace the malfunctioning parts

4.

CHECK HAZARD AND HORN REMINDER FUNCTION

AUTOMATIC BACK DOOR WARNING DOES NOT OPERATE

DLK-205

< SYMPTOM DIAGNOSIS >

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Check hazard and horn reminder function.

Is the inspection result normal?

YES

>> GO TO 5.

NO

>> Refer to 

DLK-183, "Diagnosis Procedure"

.

5.

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"

.