Nissan Pathfinder (2011 year). Manual — part 170

DLK-226

< DTC/CIRCUIT DIAGNOSIS >

[WITHOUT INTELLIGENT KEY SYSTEM]

POWER SUPPLY AND GROUND CIRCUIT

POWER SUPPLY AND GROUND CIRCUIT

BCM (BODY CONTROL MODULE)
BCM (BODY CONTROL MODULE) : Diagnosis Procedure

INFOID:0000000006827765

Regarding Wiring Diagram information, refer to

BCS-48, "Wiring Diagram"

.

1.

CHECK FUSES AND FUSIBLE LINK

Check that the following fuses and fusible link are not blown.

Is the fuse blown?

YES

>> Replace the blown fuse or fusible link after repairing the affected circuit.

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

Terminal No.

Signal name

Fuses and fusible link No.

57

Battery power supply

21 (10A)

70

G (50A)

11

Ignition ACC or ON

4 (10A)

38

Ignition ON or START

1 (10A)

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

2011 Pathfinder

POWER SUPPLY AND GROUND CIRCUIT

DLK-227

< DTC/CIRCUIT DIAGNOSIS >

[WITHOUT INTELLIGENT KEY SYSTEM]

C

D

E

F

G

H

I

J

L

M

A

B

DLK

N

O

P

Check continuity between BCM harness connector and ground.

Does continuity exist?

YES

>> Inspection End.

NO

>> Repair or replace harness.

BCM

Ground

Continuity

Connector

Terminal

M20

67

Yes

LIIA0915E

2011 Pathfinder

DLK-228

< DTC/CIRCUIT DIAGNOSIS >

[WITHOUT INTELLIGENT KEY SYSTEM]

DOOR SWITCH

DOOR SWITCH

Description

INFOID:0000000006245609

Detects door open/close condition.

Component Function Check

INFOID:0000000006245610

1.

CHECK FUNCTION

With CONSULT-III

Check door switches in data monitor mode with CONSULT-III.

Is the inspection result normal?

YES

>> Door switch is OK.

NO

>> Refer to

DLK-228, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000006245611

Regarding Wiring Diagram information, refer to

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

.

1.

CHECK DOOR SWITCHES INPUT SIGNAL

With CONSULT-III

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

SW") in DATA MONITOR mode with CONSULT–III.

• When doors are open:

• When doors are closed:

Without CONSULT-III

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

2011 Pathfinder

DOOR SWITCH

DLK-229

< DTC/CIRCUIT DIAGNOSIS >

[WITHOUT 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

2011 Pathfinder

DLK-230

< DTC/CIRCUIT DIAGNOSIS >

[WITHOUT 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

2011 Pathfinder

GLASS HATCH AJAR SWITCH

DLK-231

< DTC/CIRCUIT DIAGNOSIS >

[WITHOUT INTELLIGENT KEY SYSTEM]

C

D

E

F

G

H

I

J

L

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A

B

DLK

N

O

P

GLASS HATCH AJAR SWITCH

Description

INFOID:0000000006245612

Detects glass hatch open/close condition.

Component Function Check

INFOID:0000000006245613

1.

CHECK FUNCTION

With CONSULT-III

Check glass hatch switch in data monitor mode with CONSULT-III.

Is the inspection result normal?

YES

>> Glass hatch switch is OK.

NO

>> Refer to

DLK-231, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000006245614

Regarding Wiring Diagram information, refer to

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

.

1.

CHECK GLASS HATCH AJAR SWITCH INPUT SIGNAL

With CONSULT-III

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

• When glass hatch is open:

• When glass hatch is closed:

Without CONSULT-III

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

2011 Pathfinder

DLK-232

< DTC/CIRCUIT DIAGNOSIS >

[WITHOUT 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

2011 Pathfinder

DOOR LOCK AND UNLOCK SWITCH

DLK-233

< DTC/CIRCUIT DIAGNOSIS >

[WITHOUT 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:0000000006245615

Transmits door lock/unlock operation to BCM.

DRIVER SIDE : Component Function Check

INFOID:0000000006245616

1.

CHECK FUNCTION

With CONSULT-III

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

Is the inspection result normal?

YES

>> Door lock and unlock switch is OK.

NO

>> refer to

DLK-233, "DRIVER SIDE : Diagnosis Procedure"

.

DRIVER SIDE : Diagnosis Procedure

INFOID:0000000006245617

Regarding Wiring Diagram information, refer to

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

.

1.

CHECK DOOR LOCK/UNLOCK SWITCH INPUT SIGNAL

With CONSULT-III

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

MONITOR mode in CONSULT–III.

• 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-III

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

2011 Pathfinder