Nissan Pathfinder (2011 year). Manual - part 543

IGNITION KNOB SWITCH

SEC-51

< DTC/CIRCUIT DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

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Check continuity between key switch and ignition knob switch termi-

nals 1 and 2.

Is the inspection result normal?

YES

>> GO TO 4

NO

>> Replace key switch and ignition knob switch.

4.

CHECK IGNITION KNOB SWITCH CIRCUIT

1. Check continuity between Intelligent Key unit harness connector M164 (A) terminal 27 and key switch and

ignition knob switch harness connector M66 (B) terminal 2.

2. Check continuity between Intelligent Key unit harness connector

M164 (A) terminal 27 and ground.

Is the inspection result normal?

YES

>> Check the condition of harness and harness connector.

NO

>> Repair or replace harness between Intelligent Key unit

and key switch and ignition knob switch.

Component

Terminals

Condition

Continuity

Ignition 

knob switch

1

2

Ignition switch is pushed

Yes

Ignition switch is released

No

ALKIA1218ZZ

27 - 2

: Continuity should exist.

27 - Ground

: Continuity should not exist.

ALKIA1219ZZ

2011 Pathfinder

SEC-52

< DTC/CIRCUIT DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

HORN FUNCTION

HORN FUNCTION

Symptom Table

INFOID:0000000006246255

HAZARD AND HORN REMINDER FUNCTION MALFUNCTION

NOTE:

• Before performing the diagnosis in the following table, check “Work flow”. Refer to 

SEC-5, "Work Flow"

.

• If the following symptoms” are detected, check systems shown in the “Diagnosis/service procedure” column

in this order.

Conditions of Vehicle (Operating Conditions)

• “ANSWER BACK FUNCTION” is ON when setting on CONSULT-III.

• Ignition switch is in OFF position.

• All doors are closed.

Symptom

Diagnosis/service procedure

Reference 

page

Hazard reminder does not operate by request switch.
(Horn reminder operate.)

1.

Check “HAZARD ANSWER BACK” setting in “WORK 
SUPPORT”.

BCS-23

2. Check hazard function.

EXL-4

3. Check Intermittent Incident.

GI-37

Hazard reminder does not operate by Intelligent Key.
(Horn reminder operate.)

1.

Check “HAZARD ANSWER BACK” setting in “WORK 
SUPPORT”.

BCS-23

2. Check hazard function.

EXL-4

3. Check Intelligent Key battery inspection.

DLK-103

Horn reminder does not operate by request switch.
(Hazard reminder operate.)

1.

Check “ANSWER BACK WITH I-KEY LOCK” or “AN-
SWER BACK WITH I-KEY UNLOCK” setting in “WORK 
SUPPORT”.

BCS-23

2. Check Intelligent Key warning buzzer.

DLK-88

3. Check Intermittent Incident.

GI-37

Horn reminder does not operate by Intelligent Key.
(Hazard reminder operate.)

1.

Check “HORN WITH KEYLESS LOCK” setting in 
“WORK SUPPORT”.

BCS-23

2. Check horn function.

SEC-91

3. Check Intermittent Incident.

GI-37

2011 Pathfinder

VEHICLE SECURITY INDICATOR

SEC-53

< DTC/CIRCUIT DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

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VEHICLE SECURITY INDICATOR

Description

INFOID:0000000006246256

• Vehicle security indicator is built in combination meter.

• NATS (Nissan Anti-Theft System) and vehicle security system conditions are indicated by blink or illumina-

tion of vehicle security indicator.

Component Function Check

INFOID:0000000006246257

1.

CHECK FUNCTION

1. Perform “THEFT IND” in the “Active Test” mode with CONSULT-III.

2. Check vehicle security indicator operation.

Is the inspection result normal?

YES

>> Inspection End.

NO

>> Refer to 

SEC-53, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000006246258

Regarding Wiring Diagram information, refer to 

SEC-78, "Wiring Diagram"

.

1.

SECURITY INDICATOR LAMP ACTIVE TEST

With CONSULT-III

Check "THEFT IND” in "ACTIVE TEST" mode with CONSULT-III.

Without CONSULT-III

1. Disconnect BCM.

2. Turn ignition switch ON.

3. Check voltage between BCM harness connector M18 terminal

23 and ground.

Is the inspection result normal?

YES

>> Security indicator lamp is OK.

NO

>> GO TO 2

2.

SECURITY INDICATOR LAMP CHECK

Check security indicator lamp condition.
Is the inspection result normal?

YES

>> GO TO 3

NO

>> Replace combination meter.  Refer to 

MWI-88, "Removal and Installation"

.

3.

CHECK HARNESS CONTINUITY

1. Turn ignition switch OFF.

2. Disconnect BCM and security indicator lamp connector.

Test item

Description

THEFT IND

ON

Vehicle security indicator

ON

OFF

OFF

Connector

Terminals

Condition

Voltage (V)

(Approx.)

(+)

(-)

M18

23

Ground

ON

0

OFF

Battery voltage

LIIA0523E

2011 Pathfinder

SEC-54

< DTC/CIRCUIT DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

VEHICLE SECURITY INDICATOR

3. Check continuity between BCM connector M18 (A) terminal 23

and combination meter connector M24 (B) terminal 39.

4. Check continuity between BCM connector M18 (A) terminal 23

and ground.

Is the inspection result normal?

YES

>> Check the following:

• 10A fuse [No. 19, located in fuse block (J/B)]

• Harness for open or short between security indicator lamp and fuse

NO

>> Repair or replace harness.

23 - 39

: Continuity should exist.

23 - Ground

: Continuity should not exist.

ALKIA1273ZZ

2011 Pathfinder

BCM (BODY CONTROL MODULE)

SEC-55

< ECU DIAGNOSIS INFORMATION >

[WITH INTELLIGENT KEY SYSTEM]

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ECU DIAGNOSIS INFORMATION

BCM (BODY CONTROL MODULE)

Reference Value

INFOID:0000000006767003

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

• Check Intelligent Key relative signal strength

• Confirm vehicle Intelligent Key antenna signal strength

• Test remote keyless entry keyfob relative signal strength

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

2011 Pathfinder

SEC-56

< ECU DIAGNOSIS INFORMATION >

[WITH INTELLIGENT KEY SYSTEM]

BCM (BODY CONTROL MODULE)

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

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

Monitor Item

Condition

Value/Status

2011 Pathfinder

BCM (BODY CONTROL MODULE)

SEC-57

< ECU DIAGNOSIS INFORMATION >

[WITH INTELLIGENT KEY SYSTEM]

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1: With Intelligent Key
2: With remote keyless entry system

KEY CYL LK-SW

Door key cylinder LOCK position

Off

Door key cylinder other than LOCK position

On

KEY CYL UN-SW

Door key cylinder UNLOCK position

Off

Door key cylinder other than UNLOCK position

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 PANIC

2

PANIC button of key fob is not pressed

Off

PANIC 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

LIGHT SW 1ST

Lighting switch OFF

Off

Lighting switch 1st

On

OIL PRESS SW

• Ignition switch OFF or ACC
• Engine running

Off

Ignition switch ON

On

OPTICAL SENSOR

Bright outside of the vehicle

Close to 5V

Dark outside of the vehicle

Close to 0V

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

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

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

WARNING LAMP

Low tire pressure warning lamp in combination meter OFF

Off

Low tire pressure warning lamp in combination meter ON

On

Monitor Item

Condition

Value/Status

2011 Pathfinder

SEC-58

< ECU DIAGNOSIS INFORMATION >

[WITH INTELLIGENT KEY SYSTEM]

BCM (BODY CONTROL MODULE)

Terminal Layout

INFOID:0000000006767004

Physical Values

INFOID:0000000006767005

LIIA2443E

2011 Pathfinder