Nissan Pathfinder (2012 year). Manual — part 510

POWER SUPPLY AND GROUND CIRCUIT

RF-11

< DTC/CIRCUIT DIAGNOSIS >

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Is the voltage reading as specified?

YES

>> GO TO 4

NO

>> Replace BCM. Refer to

BCS-53, "Removal and Installation"

.

4.

CHECK SUNROOF MOTOR POWER SUPPLY CIRCUITS

1. Check voltage between circuit breaker-2 connector M82 (with automatic drive positioner) or M83 (without

automatic drive positioner) and ground.

Is the voltage reading as specified?

YES

>> Replace circuit breaker-2

NO

>> Repair or replace harness.

5.

CHECK GROUND CIRCUIT

1. Turn ignition switch OFF.

2. Check continuity between sunroof motor assembly connector

B83 terminal 10 and ground.

Is the continuity test result as specified?

YES

>> Inspection End

NO

>> Repair or replace harness.

SUNROOF MOTOR ASSEMBLY : Special Repair Requirement

INFOID:0000000007355946

1.

PERFORM INITIALIZATION PROCEDURE

Perform initialization procedure.

Refer to

RF-5, "ADDITIONAL SERVICE WHEN REPLACING CONTROL UNIT : Special Repair Requirement"

.

Does the sunroof motor assembly operate properly?

YES

>> Repair is complete.

NO

>> Check fitting adjustment.

(+)

(–)

Voltage

Connector

Terminal

M20

68

Ground

Battery voltage

(+)

(–)

Voltage

Connector

Terminal

M82 or M83

2

Ground

Battery voltage

Connector

Terminal

—

Continuity

B83

10

Ground

Yes

ALKIA1178GB

August 2012

2012 Pathfinder

RF-12

< DTC/CIRCUIT DIAGNOSIS >

SUNROOF SWITCH CIRCUIT

SUNROOF SWITCH CIRCUIT

Description

INFOID:0000000007355947

The BCM supplies power to the integrated CPU of the sunroof motor assembly. The tilt and slide functions of

the sunroof motor assembly is controlled by the sunroof switch.

Component Function Check

INFOID:0000000007355948

1.

CHECK SUNROOF MOTOR FUNCTION

Check to see if tilt up/down & slide open/close functions operate normally with sunroof switch.
Is the inspection result normal?

YES

>> Sunroof motor assembly is OK.

NO

>> Refer to

RF-12, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000007355949

Regarding Wiring Diagram information, refer to

RF-29, "Wiring Diagram"

.

1.

CHECK SUNROOF SWITCH INPUT SIGNAL

1. Turn ignition switch ON.

2. Check voltage between sunroof switch connector and ground.

Are the voltage measurements as specified?

YES

>> Sunroof switch is operating normally.

NO

>> GO TO 2

2.

CHECK SUNROOF SWITCH CIRCUITS

1. Turn ignition switch OFF.

2. Disconnect sunroof motor assembly connector B83 and sunroof

switch connector R4.

3. Check continuity between sunroof motor assembly connector

B83 (A) and sunroof switch connector R4 (B).

4. Check continuity between sunroof motor assembly connector B83 (A) and ground.

Are the continuity test results as specified?

Connector

Terminals

Sunroof switch position

Voltage (V)

(Approx.)

(+)

(–)

R4

1

2

DOWN/OPEN

0V

Other than above

Battery voltage

3

UP/CLOSE

0V

Other than above

Battery voltage

A

B

Continuity

Connector

Terminal

Connector

Terminal

B83

1

R4

3

Yes

5

1

A

—

Continuity

Connector

Terminal

B83

5

Ground

No

1

ALKIA1180GB

August 2012

2012 Pathfinder

SUNROOF SWITCH CIRCUIT

RF-13

< DTC/CIRCUIT DIAGNOSIS >

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YES

>> GO TO 3

NO

>> Repair harness or connector.

3.

CHECK SUNROOF SWITCH GROUND CIRCUIT

1. Connect sunroof motor assembly.

2. Check continuity between sunroof switch connector R4 and ground.

Is the continuity test result as specified?

YES

>> GO to 4

NO

>> Repair or replace harness.

4.

CHECK SUNROOF SWITCH

1. Check continuity between sunroof switch terminals.

Are the continuity test results as specified?

YES

>> Sunroof switch is operating normally.

NO

>> Replace sunroof switch (map lamp assembly). Refer to

INL-62, "Removal and Installation"

.

Sunroof switch connector

Terminal

Ground

Continuity

R4

2

Yes

Terminals

Sunroof switch position

Continuity

1

2

DOWN/OPEN

Yes

Other than above

No

3

UP/CLOSE

Yes

Other than above

No

ALKIA1181GB

August 2012

2012 Pathfinder

RF-14

< DTC/CIRCUIT DIAGNOSIS >

VEHICLE SPEED SIGNAL CIRCUIT

VEHICLE SPEED SIGNAL CIRCUIT

Component Function Check

INFOID:0000000007355950

1.

CHECK SUNROOF MOTOR ASSEMBLY INPUT SIGNAL

1. Start engine.

2. Drive the vehicle at more than 40 km/h (25 MPH).

CAUTION:

Always drive vehicle at a safe speed.

NOTE:

This procedure may be conducted with the drive wheels lifted in the shop or by driving the vehicle.

If a road test is expected to be easier, it is unnecessary to lift the vehicle.

3. Check tilt up/down & slide open/close operations with sunroof switch.
Is the inspection result normal?

YES

>> Inspection End.

NO

>> Refer to

RF-14, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000007355951

SUNROOF MOTOR ASSEMBLY

1.

CHECK SUNROOF MOTOR ASSEMBLY INPUT SIGNAL

1. Turn ignition switch OFF.

2. Disconnect combination meter connector and sunroof motor assembly connector.

3. Check continuity between combination meter connector and sunroof motor assembly connector.

4. Check continuity between sunroof motor assembly connector and ground.

Is the inspection result normal?

YES

>> Check combination meter. Refer to

MWI-30, "Diagnosis Procedure"

.

NO

>> Repair or replace harness or connector.

Combination meter

Sunroof motor assembly

Continuity

Connector

Terminal

Connector

Terminal

M24

5

B83

8

Yes

Sunroof motor assembly

Ground

Continuity

Connector

Terminal

B83

8

No

August 2012

2012 Pathfinder

DOOR SWITCH

RF-15

< DTC/CIRCUIT DIAGNOSIS >

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DOOR SWITCH

Description

INFOID:0000000007355952

Detects door open/close condition.

Component Function Check

INFOID:0000000007355953

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

RF-15, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000007355954

Regarding Wiring Diagram information, refer to

RF-29, "Wiring Diagram"

.

1.

CHECK DOOR SWITCHES INPUT SIGNAL

With CONSULT

Check door switches ("DOOR SW-DR", "DOOR SW-AS") in DATA MONITOR mode with CONSULT. Refer to

BCS-17, "DOOR LOCK : CONSULT Function (BCM - DOOR LOCK)"

.

• When any doors are open:

• When any doors are closed:

Without CONSULT

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

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.

Monitor item

Condition

DOOR SW-DR

CLOSE

→

OPEN: OFF

→

ON

DOOR SW-AS

DOOR SW-DR

: ON

DOOR SW-AS

: ON

DOOR SW-DR

: OFF

DOOR SW-AS

: OFF

Connec-

tor

Item

Terminals

Condition

Voltage (V)

(Approx.)

(+)

(–)

M19

Front door

switch LH

47

Ground

Open

↓

Closed

0

↓

Battery voltage

M18

Front door

switch RH

12

August 2012

2012 Pathfinder

RF-16

< DTC/CIRCUIT DIAGNOSIS >

DOOR SWITCH

2. Disconnect door switch and BCM.

3. Check continuity between door switch connector B8 (Front LH), B108 (Front RH) terminal 2 and BCM

connector M18, M19 terminals 12, 47.

4. Check continuity between door switch connector B8 (Front LH), B108 (Front RH) terminal 2 and ground.

Is the inspection result normal?

YES

>> GO TO 3

NO

>> Repair or replace harness.

3.

CHECK DOOR SWITCHES

1. Check continuity between door switch terminals.

Is the inspection result normal?

YES

>> Replace BCM. Refer to

BCS-53, "Removal and Installation"

.

NO

>> Replace door switch.

2 - 47

:Continuity should exist

2 - 12

:Continuity should exist

2 - Ground

:Continuity should not exist

Terminal

Condition

Continuity

Door switch

2 – Ground

Open

Yes

Closed

No

August 2012

2012 Pathfinder

BCM (BODY CONTROL MODULE)

RF-17

< ECU DIAGNOSIS INFORMATION >

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ECU DIAGNOSIS INFORMATION

BCM (BODY CONTROL MODULE)

Reference Value

INFOID:0000000007808170

NOTE:

The Signal Tech II Tool (J-50190) can be used to perform the following functions. Refer to the Signal Tech II

User Guide for additional information.

• Activate and display TPMS transmitter IDs

• Display tire pressure reported by the TPMS transmitter

• Read TPMS DTCs

• Register TPMS transmitter IDs

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

BACK DOOR SW

Back door closed

Off

Back door opened

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

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

August 2012

2012 Pathfinder

RF-18

< ECU DIAGNOSIS INFORMATION >

BCM (BODY CONTROL MODULE)

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

HEAD LAMP SW 1

Headlamp switch OFF

Off

Headlamp switch 1st

On

HEAD LAMP SW 2

Headlamp switch OFF

Off

Headlamp switch 1st

On

HI BEAM SW

High beam switch OFF

Off

High beam switch HI

On

ID REGST FL1

ID registration of front left tire incomplete

YET

ID registration of front left tire complete

DONE

ID REGST FR1

ID registration of front right tire incomplete

YET

ID registration of front right tire complete

DONE

ID REGST RL1

ID registration of rear left tire incomplete

YET

ID registration of rear left tire complete

DONE

ID REGST RR1

ID registration of rear right tire incomplete

YET

ID registration of rear right tire complete

DONE

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 PANIC

1

PANIC button of Intelligent Key is not pressed

Off

PANIC button of Intelligent Key is pressed

On

I-KEY PW DWN

1

UNLOCK button of Intelligent Key is not pressed

Off

UNLOCK button of Intelligent Key is pressed for greater than 3 sec-
onds and driver’s window operating in DOWN direction

On

I-KEY UNLOCK

1

UNLOCK button of Intelligent Key is not pressed

Off

UNLOCK button of Intelligent Key is pressed

On

KEY CYL LK-SW

Door key cylinder LOCK position

Off

Door key cylinder other than LOCK position

On

Monitor Item

Condition

Value/Status

August 2012

2012 Pathfinder