Nissan Pathfinder (2008 year). Manual - part 79

 

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Nissan Pathfinder (2008 year). Manual - part 79

 

 

BCS

COMBINATION SWITCH INPUT CIRCUIT

BCS-33

< COMPONENT DIAGNOSIS >

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COMBINATION SWITCH INPUT CIRCUIT

Diagnosis Procedure

INFOID:0000000001712692

1.

 CHECK INPUT 1 - 5 SYSTEM CIRCUIT FOR OPEN

1.

Turn ignition switch OFF.

2.

Disconnect BCM and combination switch.

3.

Check continuity between BCM harness connector and combi-
nation switch harness connector.

Does continuity exist?

YES

>> GO TO 2

NO

>> Repair or replace harness.

2.

 CHECK INPUT 1 - 5 SYSTEM CIRCUIT FOR SHORT

Check for continuity between BCM harness connector and ground.

Does continuity exist?

YES

>> Repair or replace harness.

NO

>> GO TO 3

3.

 CHECK BCM OUTPUT VOLTAGE

1.

Connect BCM.

2.

Turn ignition switch ON.

3.

Check voltage between BCM harness connector and ground.

Is the measurement value normal?

System

BCM

Combination switch

Continuity

Connector

Terminal

Connector

Terminal

INPUT 1

M18

(A)

6

M28

(B)

6

Yes

INPUT 2

5

7

INPUT 3

4

10

INPUT 4

3

9

INPUT 5

2

8

ALMIA0275ZZ

System

BCM

Ground

Continuity

Connector

Terminal

INPUT 1

M18

6

No

INPUT 2

5

INPUT 3

4

INPUT 4

3

INPUT 5

2

ALMIA0276ZZ

System

Terminals

Voltage

(Approx.)

(+)

(

)

BCM

Ground

Connector

Terminal

INPUT 1

M18

6

Refer to 

BCS-

38, "Refer-

ence Value"

.

INPUT 2

5

INPUT 3

4

INPUT 4

3

INPUT 5

2

ALMIA0277ZZ

BCS-34

< COMPONENT DIAGNOSIS >

COMBINATION SWITCH INPUT CIRCUIT

YES

>> GO TO 4

NO

>> Replace BCM. Refer to 

BCS-54, "Removal and Installation"

.

4.

 CHECK COMBINATION SWITCH

Check combination switch. Refer to 

BCS-36, "Description"

.

Is the check result normal?

YES

>> Replace BCM. Refer to 

BCS-54, "Removal and Installation"

.

NO

>> Replace the combination switch (applicable parts). Refer to 

EXL-116, "Removal and Installation"

.

Special Repair Requirement

INFOID:0000000001712693

1.

 ADDITIONAL SERVICE WHEN REPLACING BCM

>> Refer to 

BCS-3, "ADDITIONAL SERVICE WHEN REPLACING CONTROL UNIT : Special Repair

Requirement"

.

BCS

COMBINATION SWITCH OUTPUT CIRCUIT

BCS-35

< COMPONENT DIAGNOSIS >

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COMBINATION SWITCH OUTPUT CIRCUIT

Diagnosis Procedure

INFOID:0000000001712694

1.

 CHECK OUTPUT 1 - 5 SYSTEM CIRCUIT FOR OPEN

1.

Turn ignition switch OFF.

2.

Disconnect BCM and combination switch.

3.

Check continuity between BCM harness connector and combi-
nation switch harness connector.

Does continuity exist?

YES

>> GO TO 2

NO

>> Repair or replace harness.

2.

 CHECK OUTPUT 1 - 5 SYSTEM CIRCUIT FOR SHORT

Check for continuity between BCM harness connector and ground.

Does continuity exist?

YES

>> Repair or replace harness.

NO

>> GO TO 3

3.

 CHECK COMBINATION SWITCH

Check combination switch. Refer to 

BCS-36, "Description"

.

Is the check result normal?

YES

>> Replace BCM. Refer to 

BCS-54, "Removal and Installation"

.

NO

>> Replace combination switch (applicable parts). Refer to 

EXL-116, "Removal and Installation"

.

Special Repair Requirement

INFOID:0000000001712695

1.

 ADDITIONAL SERVICE WHEN REPLACING BCM

>> Refer to 

BCS-3, "ADDITIONAL SERVICE WHEN REPLACING CONTROL UNIT : Special Repair

Requirement"

.

System

BCM

Combination switch

Continuity

Connector

Terminal

Connector

Terminal

OUTPUT 1

M18

(A)

36

M28

(B)

1

Yes

OUTPUT 2

35

2

OUTPUT 3

34

3

OUTPUT 4

33

4

OUTPUT 5

32

5

ALMIA0278ZZ

System

BCM

Ground

Continuity

Connector

Terminal

OUTPUT 1

M18

36

No

OUTPUT 2

35

OUTPUT 3

34

OUTPUT 4

33

OUTPUT 5

32

ALMIA0279ZZ

BCS-36

< COMPONENT DIAGNOSIS >

COMBINATION SWITCH

COMBINATION SWITCH

Description

INFOID:0000000001712696

COMBINATION SWITCH MATRIX

Combination switch consists of INPUT circuit and OUTPUT circuit.

Combination switch circuit

Combination switch INPUT-OUTPUT system list

NOTE:

Headlamp has a dual system switch.

Diagnosis Procedure

INFOID:0000000001712697

1.

 CHECK LIGHT & TURN SIGNAL SWITCH

Check operation with normal light & turn signal switch installed.

Does it operate normally?

YES

>> Replace light & turn signal switch. Refer to 

EXL-116, "Removal and Installation"

.

NO

>> GO TO 2

2.

 CHECK WIPER & WASHER SWITCH

Check operation with normal wiper & washer switch installed. 
Does it operate normally?

YES

>> Replace wiper & washer switch. Refer to 

WW-49, "Removal and Installation"

.

System

OUTPUT 1

OUTPUT 2

OUTPUT 3

OUTPUT 4

OUTPUT 5

INPUT 1

FR WASHER

FR WIPER LOW

TURN LH

TURN RH

INPUT 2

FR WIPER HI

FR WIPER INT

PASSING

HEADLAMP 1

INPUT 3

INT VOLUME 1

RR WASHER

HEADLAMP 2

HI BEAM

INPUT 4

RR WIPER INT

INT VOLUME 3

AUTO LIGHT

TAIL LAMP

INPUT 5

INT VOLUME 2

RR WIPER

FR FOG

LIIA0760E

BCS

COMBINATION SWITCH

BCS-37

< COMPONENT DIAGNOSIS >

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NO

>> GO TO 3

3.

 CHECK SWITCH BASE (SPIRAL CABLE)

Check operation with normal switch base (spiral cable) installed. 

Does it operate normally?

YES

>> Replace switch base (spiral cable). Refer to 

SR-6, "Removal and Installation"

.

NO

>> Combination switch is normal.

BCS-38

< ECU DIAGNOSIS >

BCM (BODY CONTROL MODULE)

ECU DIAGNOSIS

BCM (BODY CONTROL MODULE)

Reference Value

INFOID:0000000001712698

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

BCS

BCM (BODY CONTROL MODULE)

BCS-39

< ECU DIAGNOSIS >

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HEADLAMP SW1

Headlamp switch OFF

OFF

Headlamp switch 1st

ON

HEADLAMP SW2

Headlamp switch OFF

OFF

Headlamp switch 1st

ON

HI BEAM SW

High beam switch OFF

OFF

High beam switch HI

ON

H/L WASH SW

NOTE:
The item is indicated, but not monitored

OFF

IGN ON SW

Ignition switch OFF or ACC

OFF

Ignition switch ON

ON

IGN SW CAN

Ignition switch OFF or ACC

OFF

Ignition switch ON

ON

INT VOLUME

Wiper intermittent dial is in a dial position 1 - 7

1 - 7

I-KEY LOCK

1

LOCK button of Intelligent Key is not pressed

OFF

LOCK button of Intelligent Key is pressed

ON

I-KEY UNLOCK

1

UNLOCK button of Intelligent Key is not pressed

OFF

UNLOCK button of Intelligent Key is pressed

ON

KEY ON SW

Mechanical key is removed from key cylinder

OFF

Mechanical key is inserted to key cylinder

ON

KEYLESS LOCK

2

LOCK button of key fob is not pressed

OFF

LOCK button of key fob is pressed

ON

KEYLESS UNLOCK

2

UNLOCK button of key fob is not pressed

OFF

UNLOCK button of key fob is pressed

ON

OIL PRESS SW

• Ignition switch OFF or ACC
• Engine running

OFF

Ignition switch ON

ON

PASSING SW

Other than lighting switch PASS

OFF

Lighting switch PASS

ON

PUSH SW

1

Return to ignition switch to LOCK position

OFF

Press ignition switch

ON

REAR DEF SW

Rear window defogger switch OFF

OFF

Rear window defogger switch ON

ON

RKE LOCK AND 

UNLOCK

2

NOTE:
The item is indicated, but not monitored

OFF

ON

RR WASHER SW

Rear washer switch OFF

OFF

Rear washer switch ON

ON

RR WIPER INT

Rear wiper switch OFF

OFF

Rear wiper switch INT

ON

RR WIPER ON 

Rear wiper switch OFF

OFF

Rear wiper switch ON

ON

RR WIPER STOP

Rear wiper stop position

OFF

Other than rear wiper stop position

ON

TAIL LAMP SW

Lighting switch OFF

OFF

Lighting switch 1ST

ON

Monitor Item

Condition

Value/Status

BCS-40

< ECU DIAGNOSIS >

BCM (BODY CONTROL MODULE)

1: With Intelligent Key

2: With remote keyless entry system

TRNK OPNR SW

When back door opener switch is not pressed

OFF

When back door opener switch is pressed

ON

TURN SIGNAL L

Turn signal switch OFF

OFF

Turn signal switch LH

ON

TURN SIGNAL R

Turn signal switch OFF

OFF

Turn signal switch RH

ON

VEHICLE SPEED

While driving

Equivalent to speedometer reading

Monitor Item

Condition

Value/Status

 

 

 

 

 

 

 

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