Nissan Pathfinder (2009 year). Manual - part 145

DEF-12

< COMPONENT DIAGNOSIS >

REAR WINDOW DEFOGGER POWER SUPPLY AND GROUND CIRCUIT

1.

Disconnect IPDM E/R.

2.

Check continuity between rear window defogger connector (A)
and IPDM E/R connector (B).

3.

Check continuity between rear window defogger connector (A)
and ground.

Is the inspection result normal?

YES

>> GO TO 5

NO

>> Replace or repair harness.

4.

 CHECK FILAMENT

Check filament.
Refer to 

DEF-12, "Component Inspection"

.

Is the inspection result normal?

YES

>> Refer to 

GI-49, "Intermittent Incident"

.

NO

>> Repair filament. Refer to 

DEF-42, "Filament Repair"

.

5.

 CHECK INTERMITTENT INCIDENT

Check intermittent incident.
Refer to 

GI-49, "Intermittent Incident"

.

Is the inspection result normal?

YES

>>

Check the following.

• Battery power supply circuit.
• IPDM E/R.

NO

>> Repair or replace the malfunctioning parts.

Component Inspection

INFOID:0000000003935829

1.

 CHECK FILAMENT

Check the filament for damage or open circuits.
Refer to 

DEF-42, "Filament Check"

.

Is the inspection result normal?

YES

>> Inspection End.

NO

>> Repair filament. Refer to 

DEF-42, "Filament Repair"

.

Rear window defog-

ger connector

Terminal

IPDM E/R 
connector

Terminal

Continuity 

D651 (A)

1

E124 (B)

60

Yes

Rear window defog-

ger connector

Terminal

Ground

Continuity 

D651 (A)

1

No

LIIA2644E

2009 Pathfinder

DOOR MIRROR DEFOGGER LH

DEF-13

< COMPONENT DIAGNOSIS >

C

D

E

F

G

H

I

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A

B

DEF

N

O

P

DOOR MIRROR DEFOGGER LH

Description

INFOID:0000000003935830

Heats the heating wire with the power supply from the rear window defogger relay to prevent the door mirror
from fogging up.

Component Function Check

INFOID:0000000003935831

1.

 CHECK DOOR MIRROR DEFOGGER LH

Check that heating wire of door mirror defogger LH is heated when turning the rear window defogger switch
ON.

Is the inspection result normal?

YES

>> Door mirror defogger is OK.

NO

>> Refer to 

DEF-13, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000003935832

1.

 CHECK POWER SUPPLY

Check if the following fuse in the IPDM E/R is blown.

Is the inspection result normal?

YES

>> GO TO 2

NO

>> If fuse is blown, be sure to eliminate cause of malfunction before installing new fuse.

2.

 CHECK DOOR MIRROR DEFOGGER POWER SUPPLY CIRCUIT

1.

Turn ignition switch ON.

2.

Check voltage between IPDM E/R connector and ground.

Is the inspection result normal?

YES

>> GO TO 3

NO

>> Replace IPDM E/R. Refer to 

PCS-33, "Removal and Installation of IPDM E/R"

.

3.

 CHECK DOOR MIRROR DEFOGGER POWER SUPPLY CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect door mirror LH.

3.

Turn ignition switch ON.

4.

Check voltage between door mirror LH connector and ground.

COMPONENT PARTS

AMPERE

FUSE NO.

IPDM E/R

15A

43

Connector

Terminal

Condition

Voltage (V)

(Approx.)

(+)

(-)

E120

23

Ground

Rear window defogger 
switch ON

 Battery voltage

Rear window defogger 
switch OFF

0

LIIA2049E

2009 Pathfinder

DEF-14

< COMPONENT DIAGNOSIS >

DOOR MIRROR DEFOGGER LH

WITHOUT AUTOMATIC DRIVE POSITONER

WITH AUTOMATIC DRIVE POSITONER

Is the inspection result normal?

YES

>> GO TO 4

NO

>> Repair or replace harness.

4.

CHECK DOOR MIRROR DEFOGGER CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect IPDM E/R.

3.

Check continuity between IPDM E/R connector and door mirror
LH or RH connector.

WITH AUTOMATIC DRIVE POSITIONER

WITHOUT AUTOMATIC DRIVE POSITIONER

4.

Check continuity between IPDM E/R and ground.

Is the inspection result normal?

YES

>> GO TO 5.

NO

>> Repair or replace harness.

5.

 CHECK DOOR MIRROR DEFOGGER GROUND CIRCUIT

Connector

Terminal

Condition

Voltage (V)

(Approx.)

(+)

(-)

D4

1

Ground

Rear window defogger 
switch ON

 Battery voltage

Rear window defogger 
switch OFF

0

Connector

Terminal

Condition

Voltage (V)

(Approx.)

(+)

(-)

D18

1

Ground

Rear window defogger 
switch ON

 Battery voltage

Rear window defogger 
switch OFF

0

LIIA2050E

LIIA2191E

Connector

Terminal

Connector

Terminal

Continuity

A

B

IPDM E/R: E120

23

Door mirror: 

D18 

1

Yes

Connector

Terminal

Connector

Terminal

Continuity

A

B

IPDM E/R: E120

23

Door mirror: 

D4 

1

Yes

A

Ground

Continuity

Connector

Terminal

IPDM E/R: E120

23

No

2009 Pathfinder

DOOR MIRROR DEFOGGER LH

DEF-15

< COMPONENT DIAGNOSIS >

C

D

E

F

G

H

I

J

K

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A

B

DEF

N

O

P

Check continuity between door mirror LH connector D4 (without
ADP), D18 (with ADP) terminal 6 and ground.

Is the inspection result normal?

YES

>> GO TO 6

NO

>> Repair or replace harness.

6.

 CHECK DOOR MIRROR DEFOGGER LH

Check door mirror defogger LH.
Refer to 

DEF-15, "Component Inspection"

.

Is the inspection result normal?

YES

>> GO TO 7

NO

>> Replace door mirror. Refer to 

MIR-15, "Door Mirror Assembly"

.

7.

 CHECK INTERMITTENT INCIDENT

Check intermittent incident.
Refer to 

GI-49, "Intermittent Incident"

.

Is the inspection result normal?

YES

>>

Check the following.

• Battery power supply circuit.
• IPDM E/R.

NO

>> Repair or replace the malfunctioning parts.

Component Inspection

INFOID:0000000003935833

1.

 CHECK DOOR MIRROR DEFOGGER 

Check continuity between door mirror LH terminals 1 and 6.

Is the inspection result normal?

YES

>> Check the condition of the harness and the connector.

NO

>> Replace malfunctioning door mirror LH. Refer to 

MIR-

15, "Door Mirror Assembly"

.

6 - Ground

: Continuity should exist.

LIIA2037E

1 - 6

: Continuity should exist.

LIIA2038E

2009 Pathfinder

DEF-16

< COMPONENT DIAGNOSIS >

DOOR MIRROR DEFOGGER RH

DOOR MIRROR DEFOGGER RH

Description

INFOID:0000000003935834

Heats the heating wire with the power supply from the rear window defogger relay to prevent the door mirror
from fogging up.

Component Function Check

INFOID:0000000003935835

1.

 CHECK DOOR MIRROR DEFOGGER RH

Check that the heating wire of door mirror defogger RH is heated when turning the rear window defogger
switch ON.

Is the inspection result normal?

YES

>> Door mirror defogger RH is OK.

NO

>> Refer to 

DEF-16, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000003935836

1.

 CHECK POWER SUPPLY

Check if the following fuse in the IPDM E/R is blown.

Is the inspection result normal?

YES

>> GO TO 2

NO

>> If fuse is blown, be sure to eliminate cause of malfunction before installing new fuse.

2.

 CHECK DOOR MIRROR DEFOGGER POWER SUPPLY CIRCUIT

1.

Turn ignition switch ON.

2.

Check voltage between IPDM E/R connector and ground.

Is the inspection result normal?

YES

>> GO TO 3

NO

>> Replace IPDM E/R. Refer to 

PCS-33, "Removal and Installation of IPDM E/R"

.

3.

 CHECK DOOR MIRROR DEFOGGER POWER SUPPLY CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect door mirror RH.

3.

Turn ignition switch ON.

4.

Check voltage between door mirror RH connector and ground.

COMPONENT PARTS

AMPERE

FUSE NO.

IPDM E/R

15A

43

Connector

Terminal

Condition

Voltage (V)

(Approx.)

(+)

(-)

E120

23

Ground

Rear window defogger 
switch ON

 Battery voltage

Rear window defogger 
switch OFF

0

LIIA2049E

2009 Pathfinder

DOOR MIRROR DEFOGGER RH

DEF-17

< COMPONENT DIAGNOSIS >

C

D

E

F

G

H

I

J

K

M

A

B

DEF

N

O

P

WITHOUT AUTOMATIC DRIVE POSITIONER

WITH AUTOMATIC DRIVE POSITIONER

Is the inspection result normal?

YES

>> GO TO 4

NO

>> Repair or replace harness.

4.

CHECK DOOR MIRROR DEFOGGER CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect IPDM E/R.

3.

Check continuity between IPDM E/R connector and door mirror
LH or RH connector.

WITHOUT AUTOMATIC DRIVE POSITIONER

WITH AUTOMATIC DRIVE POSITIONER

4.

Check continuity between IPDM E/R and ground.

Is the inspection result normal?

YES

>> GO TO 5.

NO

>> Repair or replace harness.

5.

 CHECK DOOR MIRROR DEFOGGER GROUND CIRCUIT

Connector

Terminal

Condition

Voltage (V)

(Approx.)

(+)

(-)

D107

1

Ground

Rear window defogger 
switch ON

 Battery voltage

Rear window defogger 
switch OFF

0

Connector

Terminal

Condition

Voltage (V)

(Approx.)

(+)

(-)

D118

1

Ground

Rear window defogger 
switch ON

 Battery voltage

Rear window defogger 
switch OFF

0

LIIA2050E

LIIA2191E

Connector

Terminal

Connector

Terminal

Continuity

A

B

IPDM E/R: 

E120

23

Door mirror: 

D107  

1

Yes

Connector

Terminal

Connector

Terminal

Continuity

A

B

IPDM E/R: 

E120

23

Door mirror: 

D118  

1

Yes

A

Ground

Continuity

Connector

Terminal

IPDM E/R: E120

23

No

2009 Pathfinder

DEF-18

< COMPONENT DIAGNOSIS >

DOOR MIRROR DEFOGGER RH

Check continuity between door mirror RH connector D107 (without
ADP) D118 (with ADP) terminal 6 and ground.

Is the inspection result normal?

YES

>> GO TO 6

NO

>> Repair or replace harness.

6.

 CHECK DOOR MIRROR DEFOGGER RH

Check door mirror defogger RH.
Refer to 

DEF-18, "Component Inspection"

.

Is the inspection result normal?

YES

>> GO TO 7

NO

>> Replace door mirror. Refer to 

MIR-15, "Door Mirror Assembly"

.

7.

 CHECK INTERMITTENT INCIDENT

Check intermittent incident.
Refer to 

GI-49, "Intermittent Incident"

.

Is the inspection result normal?

YES

>>

Check the following.

• Battery power supply circuit.
• IPDM E/R.

NO

>> Repair or replace the malfunctioning parts.

Component Inspection

INFOID:0000000003935837

1.

 CHECK DOOR MIRROR DEFOGGER 

Check continuity between door mirror RH terminals 1 and 6.

Is the inspection result normal?

YES

>> Check the condition of the harness and the connector.

NO

>> Replace malfunctioning door mirror RH. Refer to 

MIR-

15, "Door Mirror Assembly"

.

6 - Ground

: Continuity should exist.

LIIA2037E

1 - 6

: Continuity should exist.

LIIA2038E

2009 Pathfinder

BCM (BODY CONTROL MODULE)

DEF-19

< ECU DIAGNOSIS >

C

D

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F

G

H

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K

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A

B

DEF

N

O

P

ECU DIAGNOSIS

BCM (BODY CONTROL MODULE)

Reference Value

INFOID:0000000004394003

VALUES ON THE DIAGNOSIS TOOL

Monitor Item

Condition

Value/Status

AIR COND SW

A/C switch OFF

OFF

A/C switch ON

ON

AUT LIGHT SYS

Outside of the room is dark

OFF

Outside of the room is bright

ON

AUTO LIGHT SW

Lighting switch OFF

OFF

Lighting switch AUTO

ON

BACK DOOR SW

Back door closed

OFF

Back door opened

ON

CDL LOCK SW

Door lock/unlock switch does not operate

OFF

Press door lock/unlock switch to the LOCK side

ON

CDL UNLOCK SW

Door lock/unlock switch does not operate

OFF

Press door lock/unlock switch to the UNLOCK side

ON

DOOR SW-AS

Front door RH closed

OFF

Front door RH opened

ON

DOOR SW-DR

Front door LH closed

OFF

Front door LH opened

ON

DOOR SW-RL

Rear door LH closed

OFF

Rear door LH opened

ON

DOOR SW-RR

Rear door RH closed

OFF

Rear door RH opened

ON

ENGINE RUN

Engine stopped

OFF

Engine running

ON

FR FOG SW

Front fog lamp switch OFF

OFF

Front fog lamp switch ON

ON

FR WASHER SW

Front washer switch OFF

OFF

Front washer switch ON

ON

FR WIPER LOW

Front wiper switch OFF

OFF

Front wiper switch LO

ON

FR WIPER HI

Front wiper switch OFF

OFF

Front wiper switch HI

ON

FR WIPER INT

Front wiper switch OFF

OFF

Front wiper switch INT

ON

FR WIPER STOP

Any position other than front wiper stop position

OFF

Front wiper stop position

ON

HAZARD SW

When hazard switch is not pressed

OFF

When hazard switch is pressed

ON

LIGHT SW 1ST

Lighting switch OFF

OFF

Lighting switch 1st

ON

2009 Pathfinder