Nissan Pathfinder (2011 year). Manual - part 173

DLK-250

< DTC/CIRCUIT DIAGNOSIS >

[WITHOUT INTELLIGENT KEY SYSTEM]

GLASS HATCH LOCK ACTUATOR

3.

CHECK GLASS HATCH LOCK ACTUATOR HARNESS

1. Disconnect BCM and glass hatch 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-55, "Removal and Installation"

.

NO

>> Repair or replace harness.

Terminals

Continuity

65

Ground

No

66

ALKIA0631ZZ

2011 Pathfinder

REMOTE KEYLESS ENTRY RECEIVER

DLK-251

< DTC/CIRCUIT DIAGNOSIS >

[WITHOUT INTELLIGENT KEY SYSTEM]

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REMOTE KEYLESS ENTRY RECEIVER

Description

INFOID:0000000006245642

Receives keyfob operation and transmits to BCM.

Component Function Check

INFOID:0000000006245643

1.

CHECK FUNCTION

With CONSULT-III

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-III.

Is the inspection result normal?

YES

>> Remote keyless entry receiver is OK.

NO

>> Refer to 

DLK-251, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000006245644

Regarding Wiring Diagram information, refer to 

DLK-279, "Wiring Diagram - Without Intelligent Key System"

.

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

PIIB6457E

OCC3879D

OCC3880D

2011 Pathfinder

DLK-252

< DTC/CIRCUIT DIAGNOSIS >

[WITHOUT INTELLIGENT KEY SYSTEM]

REMOTE KEYLESS ENTRY RECEIVER

YES

>> GO TO 2

NO

>> GO TO 4

2.

REMOTE KEYLESS ENTRY RECEIVER 5-VOLT CIRCUIT INSPECTION

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

2011 Pathfinder

KEYFOB BATTERY AND FUNCTION

DLK-253

< DTC/CIRCUIT DIAGNOSIS >

[WITHOUT INTELLIGENT KEY SYSTEM]

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KEYFOB BATTERY AND FUNCTION

Description

INFOID:0000000006245645

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:0000000006245646

NOTE:

The Signal Tech II Tool (J-50190) can be used to test the remote keyless entry keyfob relative signal strength.

Refer to the Signal Tech II User Guide for additional information.

1.

CHECK FUNCTION

With CONSULT-III

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-III.

Is the inspection result normal?

YES

>> Keyfob is OK.

NO

>> Refer to 

DLK-253, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000006245647

NOTE:

The Signal Tech II Tool (J-50190) can be used to test the remote keyless entry keyfob relative signal strength.

Refer to the Signal Tech II User Guide for additional information.

1.

CHECK KEYFOB FUNCTION

Check keyfob function using Signal Tech II Tool J-50190 or Remote

Keyless Entry Tester J-43241 (shown).
Does the test pass?

YES

>> Key fob is OK. 

NO

>> GO TO 2

2.

 CHECK KEY FOB COMPONENTS

Monitor item

Condition

KEYLESS LOCK 

LOCK

: ON

UNLOCK

: OFF

KEYLESS UNLOCK 

LOCK

: OFF

UNLOCK

: ON

LEL946A

2011 Pathfinder

DLK-254

< DTC/CIRCUIT DIAGNOSIS >

[WITHOUT INTELLIGENT KEY SYSTEM]

KEYFOB BATTERY AND FUNCTION

1. Open the lid using a coin.

CAUTION:

• Do not touch the circuit board or battery terminal.

• The keyfob is water-resistant. However, if it does get wet,

immediately wipe it dry. 

2. Remove the key fob battery.

CAUTION:

• Keep dirt, grease, and other foreign materials off the elec-

trode contact area.

3. Visually inspect keyfob internal components.
Is the inspection result normal?

YES

>> GO TO 3

NO

>> Repair or replace malfunctioning parts.

3.

CHECK KEY FOB 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

>> Key fob battery is OK. Check remote keyless entry

receiver. Refer to 

DLK-251,

"Component Function Check"

. 

NO

>> GO TO 4

4.

 REPLACE KEY FOB BATTERY

1. Replace the key fob battery, positive side down.

2. Align the tips of the upper and lower parts, and then push them

together until it is securely closed.

CAUTION:

• When replacing battery, keep dirt, grease, and other for-

eign materials off the electrode contact area.

3. After replacing the battery, check that all key fob functions work

properly.

Is the inspection result normal?

YES

>> Key fob is OK.

NO

>> Check remote keyless entry receiver. Refer to 

DLK-251,

"Component Function Check"

.

ALKIA1720GB

Standard

: Approx. 2.5 - 3.0V

OCC0607D

ALKIA1721GB

2011 Pathfinder

HORN FUNCTION

DLK-255

< DTC/CIRCUIT DIAGNOSIS >

[WITHOUT INTELLIGENT KEY SYSTEM]

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HORN FUNCTION

Description

INFOID:0000000006245648

Perform answer-back for each operation with horn.

Component Function Check

INFOID:0000000006245649

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

>> Refer to 

DLK-255, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000006245650

Regarding Wiring Diagram information, refer to 

DLK-291, "Wiring Diagram"

.

1.

CHECK HORN FUNCTION

Check horn function with horn switch.
Does the horn sound?

YES

>> GO TO 2

NO

>> Refer to 

HRN-4, "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

>> Refer to 

GI-37, "Intermittent Incident"

.

NO

>> GO TO 3

3.

CHECK HORN RELAY CIRCUIT

1. Turn ignition switch OFF.

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

2011 Pathfinder

DLK-256

< DTC/CIRCUIT DIAGNOSIS >

[WITHOUT INTELLIGENT KEY SYSTEM]

HORN FUNCTION

2. Disconnect IPDM E/R and horn relay connector.

3. Check continuity between IPDM E/R harness connector and

horn relay harness connector.

4. Check continuity between IPDM E/R harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 4

NO

>> Repair or replace harness.

4.

CHECK INTERMITTENT INCIDENT

Refer to 

GI-37, "Intermittent Incident"

.

Is the inspection result normal?

YES

>> Replace IPDM E/R. Refer to 

PCS-29, "Removal and Installation of IPDM E/R"

.

NO

>> Repair or replace the malfunctioning part.

WIIA1252E

IPDM E/R

Horn relay

Continuity

Connector

Terminal

Connector

Terminal

A: E122

45

B: H-1

1

Yes

IPDM E/R

Ground

Continuity 

Connector

Terminal

E122

45

Ground

No

2011 Pathfinder

HAZARD FUNCTION

DLK-257

< DTC/CIRCUIT DIAGNOSIS >

[WITHOUT INTELLIGENT KEY SYSTEM]

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HAZARD FUNCTION

Description

INFOID:0000000006245651

Perform answer-back for each operation with number of blinks.

Component Function Check

INFOID:0000000006245652

1.

CHECK FUNCTION

Check hazard warning lamp "FLASHER" in ACTIVE TEST.
Is the inspection result normal?

YES

>> Hazard warning lamp circuit is OK.

NO

>> Refer to 

DLK-257, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000006245653

1.

CHECK HAZARD SWITCH CIRCUIT

Operate the hazard lights by turning ON the hazard warning switch.
Do the lights operate normally?

YES

>> Replace the BCM. Refer to 

BCS-55, "Removal and Installation"

.

NO

>> Repair or replace hazard warning switch circuit. Refer to 

EXL-101, "Wiring Diagram"

.

2011 Pathfinder