Nissan Pathfinder (2012 year). Manual - part 145

 

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Nissan Pathfinder (2012 year). Manual - part 145

 

 

POWER SUPPLY AND GROUND CIRCUIT

DLK-55

< DTC/CIRCUIT DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

C

D

E

F

G

H

I

J

L

M

A

B

DLK

N

O

P

NO

>> GO TO 2

2.

 CHECK POWER SUPPLY CIRCUIT

1. Turn ignition switch OFF.

2. Disconnect BCM.

3. Check voltage between BCM harness connector and ground.

Is the measurement value normal?

YES

>> GO TO 3

NO

>> Repair or replace harness.

3.

 CHECK GROUND CIRCUIT

Check continuity between BCM harness connector and ground.

Does continuity exist?

YES

>> Inspection End.

NO

>> Repair or replace harness.

Connector

Terminals 

Power

source

Condition

Voltage (V) (Ap-

prox.)

(+)

(-)

M18

11

Ground

ACC 

power 

supply

Ignition 

switch 

ACC or 

ON

Battery voltage

38

Ground

Ignition 

power 

supply

Ignition 

switch ON 

or START

Battery voltage

M20

57

Ground

Battery 

power 

supply

Ignition 

switch 

OFF

Battery voltage

70

Ground

Battery 

power 

supply

Ignition 

switch 

OFF

Battery voltage

LIIA2415E

BCM

Ground

Continuity

Connector

Terminal

M20

67

Yes

LIIA0915E

August 2012

2012 Pathfinder

2012 Pathfinder

DLK-56

< DTC/CIRCUIT DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

DOOR SWITCH

DOOR SWITCH

Description

INFOID:0000000007355416

Detects door open/close condition.

Component Function Check

INFOID:0000000007355417

1.

CHECK FUNCTION

With CONSULT

Check door switches in data monitor mode with CONSULT.

Is the inspection result normal?

YES

>> Door switch is OK.

NO

>> Refer to 

DLK-56, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000007355418

Regarding Wiring Diagram information, refer to 

DLK-139, "Wiring Diagram - With Intelligent Key System"

.

1.

CHECK DOOR SWITCHES INPUT SIGNAL

With CONSULT

Check door switches ("DOOR SW-DR", "DOOR SW-AS", "DOOR SW-RL", "DOOR SW-RR", "BACK DOOR

SW") in DATA MONITOR mode with CONSULT.

• When doors are open:

• When doors are closed:

Without CONSULT

Check voltage between BCM connector M18 or M19 terminals 12, 13, 43, 47, 48 and ground.

Monitor item

Condition

DOOR SW-DR

CLOSE 

 OPEN: OFF 

 ON

DOOR SW-AS

DOOR SW-RL

DOOR SW-RR

BACK DOOR SW

DOOR SW-DR

:ON

DOOR SW-AS

:ON

DOOR SW-RL

:ON

DOOR SW-RR

:ON

BACK DOOR SW

:ON

DOOR SW-DR

:OFF

DOOR SW-AS

:OFF

DOOR SW-RL

:OFF

DOOR SW-RR

:OFF

BACK DOOR SW

:OFF

August 2012

2012 Pathfinder

2012 Pathfinder

DOOR SWITCH

DLK-57

< DTC/CIRCUIT DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

C

D

E

F

G

H

I

J

L

M

A

B

DLK

N

O

P

Is the inspection result normal?

YES

>> Door switch circuit is OK.

NO

>> GO TO 2

2.

CHECK DOOR SWITCH CIRCUIT

1. Turn ignition switch OFF.

2. Disconnect door switch and BCM.

3. Check continuity between BCM connector (A) M18, M19 terminals 12, 13, 43, 47, 48 and door switch con-

nector (B) B8 (Front LH), B108 (Front RH), B18 (Rear LH), B116 (Rear RH) terminal 2 or back door latch

connector (C) D502 terminal 3.

4. Check continuity between door switch connector (B) B8 (Front

LH),   B108 (Front RH), B18 (Rear LH), B116 (Rear RH) terminal

2 or back door latch connector (C) D502 terminal 3 and ground.

Is the inspection result normal?

YES

>> (Front and rear doors) GO TO 3.

YES

>> (Back door) GO TO 4.

NO

>> Repair or replace harness.

3.

CHECK DOOR SWITCH

• Check continuity between door switch terminals.

Connec-

tor

Item

Terminals

Condition

Voltage (V)

(Approx.)

( + )

( – )

M19

Back door 

switch/latch

43

Ground

Open

Closed

0

Battery voltage

Front door 

switch LH

47

Rear door 

switch LH

48

M18

Front door 

switch RH

12

Rear door 
switch RH

13

LIIA1041E

2 - 47

:Continuity should exist

2 - 12

:Continuity should exist

2 - 48

:Continuity should exist

2 - 13

:Continuity should exist

3 - 43

:Continuity should exist

2 - Ground

:Continuity should not exist

3 - Ground

:Continuity should not exist

ALKIA1701ZZ

August 2012

2012 Pathfinder

2012 Pathfinder

DLK-58

< DTC/CIRCUIT DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

DOOR SWITCH

Is the inspection result normal?

YES

>> Door switch circuit is OK.

NO

>> Replace door switch.

4.

CHECK BACK DOOR LATCH CIRCUIT

• Check continuity between back door latch connector terminal 4 and ground.

Is the inspection result normal?

YES

>> GO TO 5.

NO

>> Repair or replace harness.

5.

CHECK BACK DOOR LATCH SWITCH

• Check continuity between back door latch switch terminals.

Is the inspection result normal?

YES

>> Back door latch switch circuit is OK.

NO

>> Replace back door latch.

Switch

Terminals

Condition

Continuity

Door switch

2 – Ground

Open

Yes

Closed

No

ALKIA0747ZZ

Connector

Terminals

Continuity

Back door latch

4 – Ground

Yes

ALKIA1703ZZ

Switch

Terminals

Condition

Continuity

Back door latch

3 – 4

Open

Yes

Closed

No

ALKIA1702ZZ

August 2012

2012 Pathfinder

2012 Pathfinder

GLASS HATCH AJAR SWITCH

DLK-59

< DTC/CIRCUIT DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

C

D

E

F

G

H

I

J

L

M

A

B

DLK

N

O

P

GLASS HATCH AJAR SWITCH

Description

INFOID:0000000007355419

Detects glass hatch open/close condition.

Component Function Check

INFOID:0000000007355420

1.

CHECK FUNCTION

With CONSULT

Check glass hatch switch in data monitor mode with CONSULT.

Is the inspection result normal?

YES

>> Glass hatch switch is OK.

NO

>> Refer to 

DLK-59, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000007355421

Regarding Wiring Diagram information, refer to 

DLK-139, "Wiring Diagram - With Intelligent Key System"

.

1.

CHECK GLASS HATCH AJAR SWITCH INPUT SIGNAL

With CONSULT

Check glass hatch ajar switch "GLASS HATCH SW" in DATA MONITOR mode with CONSULT.

• When glass hatch is open:

• When glass hatch is closed:

Without CONSULT

Check voltage between BCM connector M19 terminals 42 and ground.

Is the inspection result normal?

YES

>> Glass hatch ajar switch circuit is OK.

NO

>> GO TO 2

2.

CHECK GLASS HATCH AJAR SWITCH CIRCUIT

1. Turn ignition switch OFF.

2. Disconnect glass hatch ajar switch and BCM.

3. Check continuity between BCM connector (A) M19 terminal 42 and glass hatch ajar switch connector (B)

D503 terminal 1.

Monitor item

Condition

GLASS HATCH SW

CLOSE 

 OPEN: OFF 

 ON

GLASS HATCH SW

:ON

GLASS HATCH SW

:OFF

Connector

Item

Terminals

Condition

Voltage (V)

(Approx.)

( + )

( – )

M19

BCM

42

Ground

Open

Closed

0

Battery voltage

ALKIA1708ZZ

August 2012

2012 Pathfinder

2012 Pathfinder

DLK-60

< DTC/CIRCUIT DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

GLASS HATCH AJAR SWITCH

4. Check continuity between BCM connector (A) M19 terminal 42

and ground.

Is the inspection result normal?

YES

>> GO TO 3

NO

>> Repair or replace harness.

3.

CHECK GLASS HATCH AJAR SWITCH

Check continuity between glass hatch ajar switch connector terminal 1 and ground.

Is the inspection result normal?

YES

>> Refer to 

GI-37, "Intermittent Incident"

.

NO

>> Replace glass hatch ajar switch.

42 - 1

:Continuity should exist

42 - Ground

:Continuity should not exist

ALKIA1709ZZ

Terminals

Condition

Continuity

Glass hatch ajar 

switch 

1 – Ground

Open

Yes

Closed

No

ALKIA0668ZZ

August 2012

2012 Pathfinder

2012 Pathfinder

DOOR LOCK AND UNLOCK SWITCH

DLK-61

< DTC/CIRCUIT DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

C

D

E

F

G

H

I

J

L

M

A

B

DLK

N

O

P

DOOR LOCK AND UNLOCK SWITCH

DRIVER SIDE
DRIVER SIDE : Description

INFOID:0000000007355422

Transmits door lock/unlock operation to BCM.

DRIVER SIDE : Component Function Check

INFOID:0000000007355423

1.

CHECK FUNCTION

With CONSULT

Check CDL LOCK SW, CDL UNLOCK SW in Data Monitor mode with CONSULT.

Is the inspection result normal?

YES

>> Door lock and unlock switch is OK.

NO

>> Refer to 

DLK-61, "DRIVER SIDE : Diagnosis Procedure"

.

DRIVER SIDE : Diagnosis Procedure

INFOID:0000000007355424

Regarding Wiring Diagram information, refer to 

DLK-139, "Wiring Diagram - With Intelligent Key System"

.

1.

CHECK DOOR LOCK/UNLOCK SWITCH INPUT SIGNAL

With CONSULT

Check main power window and door lock/unlock switch ("CDL LOCK SW", "CDL UNLOCK SW") in DATA

MONITOR mode in CONSULT.

• When main power window and door lock/unlock switch is turned to LOCK:

• When main power window and door lock/unlock switch is turned to UNLOCK:

Without CONSULT

1. Remove key from ignition key cylinder.

2. Using an oscilloscope, check the signal between BCM connector M18 terminal 22 and ground when the

main power window and door lock/unlock switch is turned to LOCK or UNLOCK.

3. Make sure the signals which are shown in the figure below can be detected during 10 seconds just after

the door lock/unlock switch is turned to LOCK or UNLOCK.

Monitor item

Condition

CDL LOCK SW 

LOCK

: ON

UNLOCK

: OFF

CDL UNLOCK SW 

LOCK

: OFF

UNLOCK

: ON

CDL LOCK SW

:ON

CDL UNLOCK SW

:ON

August 2012

2012 Pathfinder

2012 Pathfinder

DLK-62

< DTC/CIRCUIT DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

DOOR LOCK AND UNLOCK SWITCH

Is the inspection result normal?

YES

>> Door lock and unlock switch circuit is OK.

NO

>> GO TO 2

2.

CHECK BCM OUTPUT SIGNAL

1. Turn ignition switch OFF.

2. Using the vehicle operational Intelligent Key, press and hold the UNLOCK button for more than 3 sec-

onds.

Is the inspection result normal?

YES

>> GO TO 3

NO

>> Replace BCM. Refer to 

BCS-53, "Removal and Installation"

.

3.

CHECK DOOR LOCK/UNLOCK SWITCH GROUND HARNESS

1. Disconnect main power window and door lock/unlock switch.

2. Check continuity between main power window and door lock/

unlock switch connector D8 terminal 17 and ground.

Is the inspection result normal?

YES

>> GO TO 4

NO

>> Repair or replace harness.

4.

CHECK POWER WINDOW SERIAL LINK CIRCUIT

1. Disconnect BCM.

2. Check continuity between BCM connector M18 terminal 22 and main power window and door lock/unlock

switch connector D7 terminal 14.

Connector

Terminal

Voltage (V)

( + )

( – )

M18

22

Ground

PIIA6379E

PIIA1297E

The front windows should be lowered.

17 - Ground

: Continuity should exist.

LIIA0392E

August 2012

2012 Pathfinder

2012 Pathfinder

 

 

 

 

 

 

 

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