Infiniti FX35, FX50 (S51). Manual - part 519

DOOR DOES NOT LOCK/UNLOCK WITH DOOR REQUEST SWITCH

DLK-199

< SYMPTOM DIAGNOSIS >

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BACK DOOR : Diagnosis Procedure

INFOID:0000000005239659

1.

CHECK REMOTE KEYLESS ENTRY FUNCTION

Check remote keyless entry function.

Does door lock/unlock with Intelligent key button?

YES

>> GO TO 2.

NO

>> Go to 

DLK-200, "Description"

.

2.

CHECK “LOCK/UNLOCK BY I-KEY” SETTING IN “WORK SUPPORT”

Check “LOCK/UNLOCK BY I-KEY” in “WORK SUPPORT”.
Refer to 

DLK-54, "INTELLIGENT KEY : CONSULT-III Function (BCM - INTELLIGENT KEY)"

.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Set “LOCK/UNLOCK BY I-KEY” in “WORK SUPPORT”.

3.

CHECK BACK DOOR OPENER  REQUEST SWITCH

Check back door opener request switch (back door).
Refer to 

DLK-90, "Component Function Check"

.

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Repair or replace the malfunctioning parts.

4.

CHECK OUTSIDE KEY ANTENNA

Check outside key antenna (back door).
Refer to 

DLK-94, "Component Function Check"

.

Is the inspection result normal?

YES

>> GO TO 5.

NO

>> Repair or replace the malfunctioning parts.

5.

CONFIRM THE OPERATION

Confirm the operation again.
Is the result normal?

YES

>> Check Intermittent Incident. Refer to 

GI-36, "Intermittent Incident"

.

NO

>> GO TO 1.

DLK-200

< SYMPTOM DIAGNOSIS >

DOOR DOES NOT LOCK/UNLOCK WITH INTELLIGENT KEY

DOOR DOES NOT LOCK/UNLOCK WITH INTELLIGENT KEY

Description

INFOID:0000000005239660

NOTE:
• Before performing the diagnosis in the following procedure, check “Work Flow”. Refer to 

DLK-8, "Work

Flow"

.

• Check that vehicle is under the condition shown in “Conditions of vehicle” before starting diagnosis, and

check each symptom.

CONDITIONS OF VEHICLE (OPERATING CONDITIONS)

• Intelligent key is removed from key slot.
• All doors are closed.

Diagnosis Procedure

INFOID:0000000005239661

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

>> Go to 

DLK-194, "ALL DOOR : Diagnosis Procedure"

.

2.

CHECK REMOTE KEYLESS ENTRY RECEIVER

Check remote keyless entry receiver.
Refer to 

DLK-83, "Component Function Check"

.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair or replace the malfunctioning parts.

3.

CHECK INTELLIGENT KEY

Check Intelligent Key.
Refer to 

DLK-99, "Component Function Check"

.

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Repair or replace the malfunctioning parts.

4.

CHECK KEY SLOT

Check key slot.
Refer to 

DLK-101, "Component Function Check"

.

Is the inspection result normal?

YES

>> GO TO 5.

NO

>> Repair or replace the malfunctioning parts.

5.

CONFIRM THE OPERATION

Confirm the operation again.

Is the result normal?

YES

>> Check intermittent incident. Refer to 

GI-36, "Intermittent Incident"

.

NO

>> GO TO 1.

SELECTIVE UNLOCK FUNCTION DOES NOT OPERATE WITH DOOR REQUEST 

SWITCH

DLK-201

< SYMPTOM DIAGNOSIS >

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SELECTIVE UNLOCK FUNCTION DOES NOT OPERATE WITH DOOR RE-
QUEST SWITCH

Description

INFOID:0000000005239662

NOTE:
• Before performing the diagnosis in the following procedure, check “Work Flow”. Refer to 

DLK-8, "Work

Flow"

.

• Check that vehicle is under the condition shown in “Conditions of vehicle” before starting diagnosis, and

check each symptom.

CONDITIONS OF VEHICLE (OPERATING CONDITIONS)

• Intelligent Key is removed from key slot.
• Ignition switch is in the OFF position.
• No Intelligent Keys are inside the vehicle.

Diagnosis Procedure

INFOID:0000000005239663

1.

CHECK DOOR LOCK FUNCTION

Check door lock function by door request switch.

Does door lock/unlock with door request switch?

YES

>> GO TO 2.

NO

>> • Go to 

DLK-197, "DRIVER SIDE : Description"

 (driver side).

• Go  to 

DLK-197, "PASSENGER SIDE : Description"

 (passenger side).

• Go  to 

DLK-198, "BACK DOOR : Description"

 (back door).

2.

CHECK “DOOR LOCK–UNLOCK SET” SETTING IN “WORK SUPPORT”

Check “DOOR LOCK-UNLOCK SET” setting in “WORK SUPPORT”.
Refer to 

DLK-53, "DOOR LOCK : CONSULT-III Function (BCM - DOOR LOCK)"

.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Set “DOOR LOCK-UNLOCK SET” in “WORK SUPPORT”.

3.

CONFIRM THE OPERATION

Confirm the operation again.

Is the result normal?

YES

>> Check intermittent incident. Refer to 

GI-36, "Intermittent Incident"

.

NO

>> GO TO 1.

DLK-202

< SYMPTOM DIAGNOSIS >

SELECTIVE UNLOCK FUNCTION DOES NOT OPERATE WITH INTELLIGENT 

KEY

SELECTIVE UNLOCK FUNCTION DOES NOT OPERATE WITH INTELLI-
GENT KEY

Description

INFOID:0000000005239664

NOTE:
• Before performing the diagnosis in the following procedure, check “Work Flow”. Refer to 

DLK-8, "Work

Flow"

.

• Check that vehicle is under the condition shown in “Conditions of vehicle” before starting diagnosis, and

check each symptom.

CONDITIONS OF VEHICLE (OPERATING CONDITIONS)

• Intelligent key is removed from key slot.
• All doors are closed.

Diagnosis Procedure

INFOID:0000000005239665

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

>> Go to 

DLK-194, "ALL DOOR : Diagnosis Procedure"

.

2.

CHECK “DOOR LOCK–UNLOCK SET” SETTING IN “WORK SUPPORT”

Check “DOOR LOCK-UNLOCK SET” setting in “WORK SUPPORT”.
Refer to 

DLK-53, "DOOR LOCK : CONSULT-III Function (BCM - DOOR LOCK)"

.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Set “DOOR LOCK-UNLOCK SET” of “WORK SUPPORT”.

3.

CONFIRM THE OPERATION

Confirm the operation again.

Is the result normal?

YES

>> Check intermittent incident. Refer to 

GI-36, "Intermittent Incident"

.

NO

>> GO TO 1.