Nissan Titan. Manual — part 84

DOOR LOCK ACTUATOR

DLK-45

< DTC/CIRCUIT DIAGNOSIS >

C

D

E

F

G

H

I

J

L

M

A

B

DLK

N

O

P

YES

>> Replace front door lock assembly LH. Refer to

DLK-128, "Removal and Installation"

.

NO

>> Repair or replace harness.

FRONT RH
FRONT RH : Description

INFOID:0000000009878786

Locks/unlocks the door with the signal from BCM.

FRONT RH : Component Function Check

INFOID:0000000009878787

1.

CHECK FUNCTION

1. Use CONSULT to perform Active Test DOOR LOCK.

2. Touch “ALL LCK” or “ALL ULK” to check that it works normally.
Is the inspection result normal?

YES

>> Door lock actuator is OK.

NO

>> Refer to

DLK-45, "FRONT RH : Diagnosis Procedure"

.

FRONT RH : Diagnosis Procedure

INFOID:0000000009878788

Regarding Wiring Diagram information, refer to

DLK-76, "Wiring Diagram - King Cab"

or

DLK-84, "Wiring Dia-

gram - Crew Cab"

.

1.

CHECK DOOR LOCK ACTUATOR SIGNAL

Check voltage between BCM connector M20 terminals 65, 66 and

ground.

Is the inspection result normal?

YES

>> GO TO 2

NO

>> Replace BCM. Refer to

BCS-52, "Removal and Installation"

.

2.

CHECK DOOR LOCK ACTUATOR HARNESS

1. Disconnect BCM and door lock actuator RH.

2. Check continuity between BCM connector M20 terminals 65, 66

and front door lock actuator RH terminals 2, 3.

3. Check continuity between BCM connector M20 terminals 65, 66

and ground.

Is the inspection result normal?

Connector

Terminals

Condition

Voltage (V)

(Approx.)

(+)

(-)

M20

65

Ground

Door lock/unlock switch is
turned to LOCK

0

→ Battery voltage

66

Door lock/unlock switch is
turned to UNLOCK

0

→ Battery voltage

LIIA1048E

Terminals

Continuity

65

3

Yes

66

2

Yes

Terminals

Continuity

65

Ground

No

66

No

WIIA0317E

DLK-46

< DTC/CIRCUIT DIAGNOSIS >

DOOR LOCK ACTUATOR

YES

>> Replace front door lock actuator RH. Refer to

DLK-128, "Removal and Installation"

.

NO

>> Repair or replace harness.

REAR RH/LH
REAR RH/LH : Description

INFOID:0000000009878789

Locks/unlocks the door with the signal from BCM.

REAR RH/LH : Component Function Check

INFOID:0000000009878790

1.

CHECK FUNCTION

1. Use CONSULT to perform Active Test "DOOR LOCK".

2. Touch “ALL LCK” or “ALL ULK” to check that it works normally.
Is the inspection result normal?

YES

>> Door lock actuator is OK.

NO

>> Refer to

DLK-46, "REAR RH/LH : Diagnosis Procedure"

.

REAR RH/LH : Diagnosis Procedure

INFOID:0000000009878791

Regarding Wiring Diagram information, refer to

DLK-84, "Wiring Diagram - Crew Cab"

.

1.

CHECK DOOR LOCK ACTUATOR SIGNAL

Check voltage between BCM connector M20 terminals 65, 66 and

ground.

Is the inspection result normal?

YES

>> GO TO 2

NO

>> Replace BCM. Refer to

BCS-52, "Removal and Installation"

.

2.

CHECK DOOR LOCK ACTUATOR HARNESS

1. Disconnect BCM and inoperative door lock actuator.

2. Check continuity between BCM connector M20 terminals 65, 66

and rear door lock actuator connector terminals 2, 3.

3. Check continuity between BCM connector M20 terminals 65, 66

and ground.

Is the inspection result normal?

YES

>> Replace door lock actuator. Refer to

DLK-132, "Removal and Installation"

.

Connector

Terminals

Condition

Voltage (V)

(Approx.)

(+)

(-)

M20

65

Ground

Door lock/unlock switch is
turned to LOCK

0

→ Battery voltage

66

Door lock/unlock switch is
turned to UNLOCK

0

→ Battery voltage

LIIA1048E

Terminals

Continuity

65

3

Yes

66

2

Yes

Terminals

Continuity

65

Ground

No

66

No

WIIA0318E

DOOR LOCK ACTUATOR

DLK-47

< DTC/CIRCUIT DIAGNOSIS >

C

D

E

F

G

H

I

J

L

M

A

B

DLK

N

O

P

NO

>> Repair or replace harness.

DLK-48

< DTC/CIRCUIT DIAGNOSIS >

REMOTE KEYLESS ENTRY RECEIVER

REMOTE KEYLESS ENTRY RECEIVER

Description

INFOID:0000000009878792

Receives keyfob operation and transmits to BCM.

Component Function Check

INFOID:0000000009878793

1.

CHECK FUNCTION

With CONSULT

Check remote keyless entry receiver by pressing the keyfob lock and unlock buttons then monitoring KEY-

LESS LOCK, KEYLESS UNLOCK in Data Monitor mode with CONSULT.

Is the inspection result normal?

YES

>> Remote keyless entry receiver is OK.

NO

>> Refer to

DLK-48, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000009878794

Regarding Wiring Diagram information, refer to

DLK-95, "Wiring Diagram"

.

1.

CHECK REMOTE KEYLESS ENTRY RECEIVER OUTPUT SIGNAL

1. Turn ignition switch OFF.

2. Check remote keyless entry receiver signal with an oscilloscope.

Is the inspection result normal?

Monitor item

Condition

KEYLESS LOCK

LOCK

: ON

UNLOCK

: OFF

KEYLESS UNLOCK

LOCK

: OFF

UNLOCK

: ON

Terminals

Keyfob

condition

Signal

(Reference value)

(+)

(–)

Remote

keyless

entry re-

ceiver

connector

Terminal

M120

2

Ground

No function

Any button
is pressed

ALKIA0653ZZ

LIIA1894E

LIIA1895E