Nissan Titan A60. Manual - part 138

 

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Nissan Titan A60. Manual - part 138

 

 

BCS-32

< DTC/CIRCUIT DIAGNOSIS >

[BCM]

COMBINATION SWITCH OUTPUT CIRCUIT

COMBINATION SWITCH OUTPUT CIRCUIT

Diagnosis Procedure

INFOID:0000000006161346

Regarding Wiring Diagram information, refer to 

BCS-46, "Wiring Diagram"

.

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-33, "Description"

.

Is the check result normal?

YES

>> Replace BCM. Refer to 

BCS-53, "Removal and Installation"

.

NO

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

EXL-144, "Removal and Installation"

.

Special Repair Requirement

INFOID:0000000006161347

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

COMBINATION SWITCH

BCS-33

< DTC/CIRCUIT DIAGNOSIS >

[BCM]

C

D

E

F

G

H

I

J

K

L

B

A

O

P

N

COMBINATION SWITCH

Description

INFOID:0000000006161348

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:0000000006161349

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-144, "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-57, "Wiper and Washer Switch"

.

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

HEADLAMP 2

HI BEAM

INPUT 4

INT VOLUME 3

AUTO LIGHT

TAIL LAMP

INPUT 5

INT VOLUME 2

FR FOG

LIIA1325E

BCS-34

< DTC/CIRCUIT DIAGNOSIS >

[BCM]

COMBINATION SWITCH

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 

ST-22, "Disassembly and Assembly"

.

NO

>> Combination switch is normal.

BCS

BCM (BODY CONTROL MODULE)

BCS-35

< ECU DIAGNOSIS INFORMATION >

[BCM]

C

D

E

F

G

H

I

J

K

L

B

A

O

P

N

ECU DIAGNOSIS INFORMATION

BCM (BODY CONTROL MODULE)

Reference Value

INFOID:0000000006161350

VALUES ON THE DIAGNOSIS TOOL

Monitor Item

Condition

Value/Status

ACC ON SW

Ignition switch OFF or ON

Off

Ignition switch ACC

On

AIR COND SW

A/C switch OFF

Off

A/C switch ON

On

AIR PRESS FL

Front left tire air pressure value

kPa, kg/cm

2

, psi

AIR PRESS FR

Front right tire air pressure value

kPa, kg/cm

2

, psi

AIR PRESS RL

Rear left tire air pressure value

kPa, kg/cm

2

, psi

AIR PRESS RR

Rear right tire air pressure value

kPa, kg/cm

2

, psi

AUTO LIGHT SW

Lighting switch OFF

Off

Lighting switch AUTO

On

BRAKE SW

Brake pedal released

Off

Brake pedal applied

On

BUCKLE SW

Seat belt buckle unfastened

Off

Seat belt buckle fastened

On

BUZZER

Buzzer in combination meter OFF

Off

Buzzer in combination meter ON

On

CARGO LAMP SW

Cargo lamp switch OFF

Off

Cargo lamp switch ON

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

FAN ON SIG

Blower motor fan switch OFF

Off

Blower motor fan switch ON

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

 

 

 

 

 

 

 

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