Nissan Pathfinder (2008 year). Manual - part 166

DOOR LOCK ACTUATOR

DLK-229

< COMPONENT DIAGNOSIS >

[WITHOUT INTELLIGENT KEY SYSTEM]

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REAR RH : Component Function Check

INFOID:0000000001728497

1.

CHECK FUNCTION

1.

Use CONSULT-III to perform Active Test "DOOR LOCK".

2.

Touch “ALL LOCK” or “ALL UNLOCK” to check that it works normally.

Is the inspection result normal?

YES

>> Door lock actuator is OK.

NO

>> Refer to 

DLK-229, "REAR RH : Diagnosis Procedure"

.

REAR RH : Diagnosis Procedure

INFOID:0000000001728498

1.

CHECK DOOR LOCK ACTUATOR SIGNAL

1.

Turn ignition switch OFF.

2.

Check voltage between BCM connector M20 terminals 65, 66
and ground.

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> GO TO 3.

2.

CHECK DOOR LOCK ACTUATOR HARNESS

NOTE:
The passenger select unlock relay must remain connected during this test. 
1.

Disconnect BCM and rear door lock actuator RH.

2.

Check continuity between BCM connector (A) M20 terminals 65,
66 and rear door lock actuator RH connector (B) D305 terminals
1, 2. 

Is the inspection result normal?

YES

>> Replace rear door lock actuator RH.

NO

>> Repair or replace harness or passenger select unlock relay.

3.

CHECK DOOR LOCK ACTUATOR HARNESS

1.

Disconnect BCM and rear door lock actuator RH.

Connector

Terminals

Condition

Voltage (V)

(Approx.)

(+)

(-)

M20

65

Ground

Door lock/unlock switch 
is turned to LOCK

0 

→

 Battery voltage 

for 300 ms

66

Door lock/unlock switch 
is turned to UNLOCK

LIIA1048E

Terminals

Continuity

65

2

Yes

66

1

ALKIA1192ZZ

DLK-230

< COMPONENT DIAGNOSIS >

[WITHOUT INTELLIGENT KEY SYSTEM]

DOOR LOCK ACTUATOR

2.

Check continuity between BCM connector (A) M20 terminals 65,
66 and ground. 

Is the inspection result normal?

YES

>> Replace BCM. Refer to BCM REPLACEMENT.

NO

>> Repair or replace harness or passenger select unlock relay.

BACK DOOR

BACK DOOR : Description

INFOID:0000000001728499

Locks/unlocks the door with the signal from BCM.

BACK DOOR : Component Function Check

INFOID:0000000001728500

1.

CHECK FUNCTION

1.

Use CONSULT-III to perform Active Test DOOR LOCK.

2.

Touch “ALL LOCK” or “ALL UNLOCK” to check that it works normally.

Is the inspection result normal?

YES

>> Door lock actuator is OK.

NO

>> Refer to 

DLK-230, "BACK DOOR : Diagnosis Procedure"

.

BACK DOOR : Diagnosis Procedure

INFOID:0000000001728501

1.

CHECK DOOR LOCK ACTUATOR SIGNAL

1.

Turn ignition switch OFF.

2.

Check voltage between BCM connector M20 terminals 65, 66
and ground.

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> GO TO 3.

2.

CHECK DOOR LOCK ACTUATOR HARNESS

1.

Disconnect BCM and back door lock actuator.

Terminals

Continuity

65

Ground

No

66

ALKIA0631ZZ

Connector

Terminals

Condition

Voltage (V)

(Approx.)

(+)

(-)

M20

65

Ground

Door lock/unlock switch 
is turned to LOCK

0 

→

 Battery voltage 

for 300 ms

66

Door lock/unlock switch 
is turned to UNLOCK

LIIA1048E

DOOR LOCK ACTUATOR

DLK-231

< COMPONENT DIAGNOSIS >

[WITHOUT INTELLIGENT KEY SYSTEM]

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2.

Check continuity between BCM connector (A) M20 terminals 65,
66 and back door lock actuator connector (B) D508 terminals 2,
4.

Is the inspection result normal?

YES

>> Replace door lock actuator.

NO

>> Repair or replace harness.

3.

CHECK DOOR LOCK ACTUATOR HARNESS

1.

Disconnect BCM and back door lock actuator.

2.

Check continuity between BCM connector M20 terminals 65, 66
and ground.

Is the inspection result normal?

YES

>> Replace BCM. Refer to 

BCS-54, "Removal and Installation"

.

NO

>> Repair or replace harness.

Terminals

Continuity

65

4

Yes

66

2

ALKIA0634ZZ

Terminals

Continuity

65

Ground

No

66

ALKIA0631ZZ

DLK-232

< COMPONENT DIAGNOSIS >

[WITHOUT INTELLIGENT KEY SYSTEM]

REMOTE KEYLESS ENTRY RECEIVER

REMOTE KEYLESS ENTRY RECEIVER

Description

INFOID:0000000001728522

Receives keyfob operation and transmits to BCM.

Component Function Check

INFOID:0000000001728523

1.

CHECK FUNCTION

With CONSULT-III

Check remote keyless entry receiver "RKE OPE COUN1"  in Data Monitor mode with CONSULT-III.

Is the inspection result normal?

YES

>> Remote keyless entry receiver is OK.

NO

>> Refer to 

DLK-232, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000001728524

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?

YES

>> GO TO 2

NO

>> GO TO 4

2.

REMOTE KEYLESS ENTRY RECEIVER 5-VOLT CIRCUIT INSPECTION

Monitor item

Condition

RKE OPE COUN1

Checks whether value changes when operating key fob.

Terminals

Keyfob 

condition

Signal

(Reference value)

(+)

(–)

Remote 

keyless 

entry re-

ceiver 

connector

Terminal

M120

2

Ground

No function

Any button 
is pressed

PIIB6457E

OCC3879D

OCC3880D

REMOTE KEYLESS ENTRY RECEIVER

DLK-233

< COMPONENT DIAGNOSIS >

[WITHOUT INTELLIGENT KEY SYSTEM]

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Check voltage between remote keyless entry receiver connector
M120 terminal 4 and ground.

Is the inspection result normal?

YES

>> GO TO 3

NO

>> GO TO 4

3.

REMOTE KEYLESS ENTRY RECEIVER GROUND CIRCUIT INSPECTION

Check continuity between remote keyless entry receiver connector
M120 terminal 1 and ground.

Is the inspection result normal?

YES

>> Replace remote keyless entry receiver.

NO

>> GO TO 4

4.

HARNESS INSPECTION BETWEEN BCM AND RKE RECEIVER

1.

Disconnect remote keyless entry receiver and BCM connectors.

2.

Check continuity between BCM connector M18 terminals 18, 19,
20 and remote keyless entry receiver connector M120 terminals
1, 2, 4.

3.

Check continuity between remote keyless entry receiver con-
nector M120 terminals 1, 2, 4 and ground.

Is the inspection result normal?

YES

>> Replace remote keyless entry receiver.

NO

>> Repair or replace the harness between the remote keyless entry receiver and BCM.

4 - Ground

: Approx. 5 volt.

PIIB6458E

1 - Ground

: Continuity should exist.

PIIB6460E

1 - 18

: Continuity should exist.

2 - 20

: Continuity should exist.

4 - 19

: Continuity should exist.

1 - Ground

: Continuity should not exist.

2 - Ground

: Continuity should not exist.

4 - Ground

: Continuity should not exist.

WIIA0308E

DLK-234

< COMPONENT DIAGNOSIS >

[WITHOUT INTELLIGENT KEY SYSTEM]

KEYFOB BATTERY AND FUNCTION

KEYFOB BATTERY AND FUNCTION

Description

INFOID:0000000001728525

The following functions are available when having and carrying electronic ID.
• Door lock/unlock
• Panic alarm
Remote control entry function and panic alarm function are available when operating the remote buttons.

Component Function Check

INFOID:0000000001728526

1.

CHECK FUNCTION

With CONSULT-III

Check remote keyless entry receiver "RKE OPE COUN1" in DATA MONITOR mode with CONSULT-III.

Is the inspection result normal?

YES

>> Intelligent Key is OK.

NO

>> Refer to 

DLK-234, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000001728527

1.

CHECK KEYFOB BATTERY

Check by connecting a resistance (approximately 300

Ω

) so that the

current value becomes about 10 mA.

Is the measurement value within specification?

YES

>> GO TO 2. 

NO

>> Replace key fob battery.

2.

CHECK KEYFOB FUNCTION

Check keyfob function using Remote Keyless Entry Tester J-43241.
Does the test pass?

YES

>> Key fob is OK. 

NO

>> Replace key fob. Refer to CONSULT-III Operation Man-

ual.

Component Inspection

INFOID:0000000001728589

1.

REPLACING KEYFOB BATTERY

Monitor item

Condition

RKE OPE COUN1

Check that the numerical value is changing while operating the key fob.

Standard

: Approx. 2.5 - 3.0V

OCC0607D

LEL946A

KEYFOB BATTERY AND FUNCTION

DLK-235

< COMPONENT DIAGNOSIS >

[WITHOUT INTELLIGENT KEY SYSTEM]

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Check key fob operation after replacing the battery.

Is the inspection result normal?

YES

>> Keyfob is OK.

NO

>> Check remote keyless entry receiver. Refer to 

DLK-232, "Diagnosis Procedure"

.

Special Repair Requirement

INFOID:0000000001728529

Refer to CONSULT-III Operation Manual.

LIIA1514E

DLK-236

< COMPONENT DIAGNOSIS >

[WITHOUT INTELLIGENT KEY SYSTEM]

HORN FUNCTION

HORN FUNCTION

Description

INFOID:0000000001728530

Perform answer-back for each operation with horn.

Component Function Check

INFOID:0000000001728531

1.

CHECK FUNCTION

1.

Select "HORN" in “ACTIVE TEST” mode with CONSULT-III.

2.

Check the horn (high/low) operation.

Is the operation normal?

YES

>> INSPECTION END.

NO

>> Go to 

DLK-236, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000001728532

1.

CHECK HORN FUNCTION

Check horn function with horn switch

Do the horns sound?

YES

>> GO TO 2.

NO

>> Go to 

HRN-3, "Wiring Diagram"

.

2.

CHECK HORN RELAY POWER SUPPLY

1.

Turn ignition switch ON.

2.

Perform “ACTIVE TEST”, "HORN" with CONSULT-Ill.

3.

Using an oscilloscope or analog voltmeter, check voltage
between IPDM E/R connector E122 terminal 45 and ground.

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> GO TO 3.

3.

CHECK HORN RELAY CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect IPDM E/R and horn relay connector.

Test item

Description

HORN

ON

Horn relay

ON (for 20 ms)

WIIA1251E

IPDM E/R

Ground

Test item

Voltage (V)

(Approx.)

Connector

Terminal

E122

45

Ground

HORN

OFF 

→

 ON 

→

 OFF

Battery voltage 

→

 0 

→

 Battery voltage

Other than above

Battery voltage