Nissan Pathfinder (2006 year). Manual - part 334

AIR CONDITIONER CONTROL

MTC-25

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MTC

2006 Pathfinder

Control Operation

EJS004RB

Front air control

TEMPERATURE CONTROL DIAL (TEMPERATURE CONTROL)

Increases or decreases the set temperature.

RECIRCULATION () SWITCH

●

When REC switch is ON, REC switch indicator turns ON, and air inlet is set to REC.

●

When REC switch is turned OFF, or when compressor is turned from ON to OFF, REC switch is automati-
cally turned OFF. REC mode can be re-entered by pressing REC switch again.

●

REC switch is not operated when DEF switch is turned ON, or at the D/F position.

DEFROSTER () SWITCH

Positions the air outlet doors to the defrost position. Also positions the intake doors to the outside air position.

REAR WINDOW DEFOGGER SWITCH

When switch is ON, rear window is defogged.

OFF SWITCH (BLOWER SPEED SET TO 0)

The compressor and blower are OFF.

A/C SWITCH

The compressor is ON or OFF.
(Pressing the A/C switch when the AUTO switch is ON will turn off the A/C switch and compressor.)

MODE DIAL

Controls the air discharge outlets.

FRONT BLOWER CONTROL DIAL

Manually controls the four blower speeds.

WJIA1510E

1.

Temperature control dial

2.

Blower control dial

3.

A/C switch

4.

Rear window defogger switch

5.

Recirculation switch

6.

Mode dial

MTC-26

AIR CONDITIONER CONTROL

2006 Pathfinder

Discharge Air Flow

EJS004RC

FRONT

Mode door position

Air outlet/distribution

Vent

Foot

Defroster

95%

5%

—

60%

40%

—

20%

55%

25%

15%

50%

35%

7%

15%

78%

Airflow always present at driver and passenger side demisters

WJIA1296E

AIR CONDITIONER CONTROL

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MTC

2006 Pathfinder

System Description

EJS004RD

SWITCHES AND THEIR CONTROL FUNCTION

WJIA1496E

WJIA1497E

MTC-28

AIR CONDITIONER CONTROL

2006 Pathfinder

CAN Communication System Description

EJS004RE

Refer to 

LAN-25, "CAN COMMUNICATION"

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TROUBLE DIAGNOSIS

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MTC

2006 Pathfinder

TROUBLE DIAGNOSIS

PFP:00004

CONSULT-II Function (BCM)

EJS004RF

CONSULT-II can display each diagnostic item using the diagnostic test modes shown following.

CONSULT-II BASIC OPERATION

CAUTION:

If CONSULT-II is used with no connection of CONSULT-II CONVERTER, malfunctions might be
detected in self-diagnosis depending on control unit which carries out CAN communication.

1.

With the ignition switch OFF, connect CONSULT-II and CON-
SULT-II CONVERTER to the data link connector, and turn the
ignition switch ON.

2.

Touch “START (NISSAN BASED VHCL)”.

3.

Touch “BCM” on “SELECT SYSTEM” screen.
If “BCM” is not indicated, go to 

GI-40, "CONSULT-II Data Link

Connector (DLC) Circuit"

 .

BCM diagnostic 

test item

Diagnostic mode

Description

Inspection by part

WORK SUPPORT

Supports inspections and adjustments. Commands are transmitted to the BCM 
for setting the status suitable for required operation, input/output signals are 
received from the BCM and received data is displayed.

DATA MONITOR

Displays BCM input/output data in real time.

ACTIVE TEST

Operation of electrical loads can be checked by sending drive signal to them.

SELF-DIAG RESULTS 

Displays BCM self-diagnosis results.

CAN DIAG SUPPORT MNTR

The result of transmit/receive diagnosis of CAN communication can be read.

ECU PART NUMBER

BCM part number can be read.

CONFIGURATION

Performs BCM configuration read/write functions.

WJIA1078E

BCIA0029E

BCIA0030E

MTC-30

TROUBLE DIAGNOSIS

2006 Pathfinder

DATA MONITOR
Operation Procedure

1.

Touch “AIR CONDITIONER” on “SELECT TEST ITEM” screen.

2.

Touch “DATA MONITOR” on “SELECT DIAG MODE” screen.

3.

Touch either “ALL SIGNALS” or “SELECTION FROM MENU” on
“DATA MONITOR” screen.

4.

When “SELECTION FROM MENU” is selected, touch items to
be monitored. When “ALL SIGNALS” is selected, all the items
will be monitored.

5.

Touch “START”.

6.

Touch “RECORD” while monitoring, then the status of the moni-
tored item can be recorded. To stop recording, touch “STOP”.

Display Item List

WJIA0468E

BCIA0031E

ALL SIGNALS

Monitors all the items.

SELECTION FROM 
MENU

Selects and monitors the individual item selected.

WJIA0469E

Monitor item name

 “OPERATION OR UNIT”

Contents

IGN ON SW

“ON/OFF”

Displays “IGN Position (ON)/OFF, ACC Position (OFF)” status as judged from ignition switch signal.

COMP ON SIG

“ON/OFF”

Displays “COMP (ON)/COMP (OFF)” status as judged from air conditioner switch signal.

FAN ON SIG

“ON/OFF”

Displays “FAN (ON)/FAN (OFF)” status as judged from blower motor switch signal.

TROUBLE DIAGNOSIS

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MTC

2006 Pathfinder

How to Perform Trouble Diagnosis for Quick and Accurate Repair

EJS004RG

WORK FLOW

SYMPTOM TABLE

*1

ATC-53, "Operational Check 
(Front)"

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SHA900E

Symptom

Reference Page

A/C system does not come on.

Go to Trouble Diagnosis Procedure for A/C System.

MTC-42

Air outlet does not change.

Go to Trouble Diagnosis Procedure for Mode Door Motor.

MTC-45

Mode door motor is malfunctioning.

Discharge air temperature does not change.

Go to Trouble Diagnosis Procedure for Air Mix Door Motor.

MTC-49

Air mix door motor is malfunctioning.

Intake door does not change.

Go to Trouble Diagnosis Procedure for Intake Door Motor.

MTC-53

Intake door motor is malfunctioning.

Front blower motor operation is malfunction-
ing.

Go to Trouble Diagnosis Procedure for Front Blower Motor.

MTC-57

Magnet clutch does not engage.

Go to Trouble Diagnosis Procedure for Magnet Clutch.

MTC-65

Insufficient cooling

Go to Trouble Diagnosis Procedure for Insufficient Cooling.

MTC-70

Insufficient heating

Go to Trouble Diagnosis Procedure for Insufficient Heating.

MTC-77

Noise

Go to Trouble Diagnosis Procedure for Noise.

MTC-78

MTC-32

TROUBLE DIAGNOSIS

2006 Pathfinder

Component Parts and Harness Connector Location

EJS004RH

ENGINE COMPARTMENT

WJIA1489E