Nissan Pathfinder (2007 year). Manual — part 416

TROUBLE DIAGNOSIS

TF-209

[TX15B]

C

E

F

G

H

I

J

K

L

M

A

B

TF

2007 Pathfinder

BDWA0125E

TF-210

[TX15B]

TROUBLE DIAGNOSIS

2007 Pathfinder

BDWA0088E

TROUBLE DIAGNOSIS

TF-211

[TX15B]

C

E

F

G

H

I

J

K

L

M

A

B

TF

2007 Pathfinder

Trouble Diagnosis Chart for Symptoms

EDS00386

If 4WD warning lamp turns ON, perform self-diagnosis. Refer to

TF-219, "Self-Diagnostic Procedure"

.

Transfer Control Unit Input/Output Signal Reference Values

EDS00387

TRANSFER CONTROL UNIT INSPECTION TABLE
Specifications with CONSULT-II

Symptom

Condition

Check item

Reference page

4WD shift indicator lamp and 4LO indicator
lamp do not turn ON
(4WD shift indicator lamp and 4LO indicator
lamp check)

Ignition switch: ON

Power supply and ground for transfer
control unit

TF-256

Transfer shut off relay

Combination meter

4WD warning lamp does not turn ON
(4WD warning lamp check)

Ignition switch: ON

Power supply and ground for transfer
control unit

TF-259

Transfer shut off relay

Combination meter

4WD shift indicator lamp or 4LO indicator
lamp does not change

Engine running

4WD shift switch

TF-262

Wait detection switch

4LO switch

ATP switch

Transfer inner parts

ATP warning lamp does not turn ON

Engine running

CAN communication line

TF-264

4WD shift switch

PNP switch signal

ATP switch

Combination meter

Transfer inner parts

4WD shift indicator lamp repeats flashing

Engine running

Wait detection switch

TF-266

4LO switch

Transfer inner parts

4WD warning lamp flashes slowly
Slow flashing: 1 time/2 seconds

While driving

Tire size is different between front and
rear of vehicle.

TF-266

Monitored item [Unit]

Content

Condition

Display value

VHCL/S SEN·FR [km/h]
or [mph]

Wheel speed (Front wheel)

Vehicle stopped

0 km/h (0 mph)

Vehicle running

CAUTION:

Check air pressure of tire under standard condi-
tion.

Approximately
equal to the indica-
tion on speedome-
ter (Inside of

±

10%)

VHCL/S SEN·RR [km/h]
or [mph]

Wheel speed (Rear wheel)

Vehicle stopped

0 km/h (0 mph)

Vehicle running

CAUTION:

Check air pressure of tire under standard condi-
tion.

Approximately
equal to the indica-
tion on speedome-
ter (Inside of

±

10%)

ENGINE SPEED [rpm]

Engine speed

Engine stopped
(Engine speed: Less than 400 rpm)

0 rpm

Engine running
(Engine speed: 400 rpm or more)

Approximately
equal to the indica-
tion on tachometer

BATTERY VOLT [V]

Power supply voltage for
transfer control unit

Ignition switch: ON

Battery voltage

TF-212

[TX15B]

TROUBLE DIAGNOSIS

2007 Pathfinder

2WD SWITCH [ON/
OFF]

Input condition from 4WD
shift switch

4WD shift switch: 2WD

ON

4WD shift switch: 4H and 4LO

OFF

4H SWITCH [ON/OFF]

Input condition from 4WD
shift switch

4WD shift switch: 4H

ON

4WD shift switch: 2WD and 4LO

OFF

4L SWITCH [ON/OFF]

Input condition from 4WD
shift switch

4WD shift switch: 4LO

ON

4WD shift switch: 2WD and 4H

OFF

4L POSI SW [ON/OFF]

Condition of 4LO switch

●

Vehicle stopped

●

Engine running

●

A/T selector lever “N”
position

●

Brake pedal depressed

4WD shift switch: 4LO

ON

Except the above

OFF

ATP SWITCH [ON/OFF]

Condition of ATP switch

●

Vehicle stopped

●

Engine running

●

A/T selector lever “N”
position

●

Brake pedal depressed

4WD shift switch
: 4H to 4LO or 4LO to 4H
(While actuator motor is
operating.)

ON

Except the above

OFF

WAIT DETCT SW [ON/
OFF]

Condition of wait detection
switch

●

Vehicle stopped

●

Engine running

●

A/T selector lever “N”
position

●

Brake pedal depressed

4WD shift switch
: 4H and 4LO

ON

4WD shift switch: 2WD

OFF

4WD MODE [2H/4H/4L]

Control status of 4WD
(Output condition of 4WD
shift indicator lamp and
4LO indicator lamp)

4WD shift switch
(Engine running)

2WD

2H

4H

4H

4LO

4L

VHCL/S COMP [km/h]
or [mph]

Vehicle speed

Vehicle stopped

0 km/h (0 mph)

Vehicle running

CAUTION:

Check air pressure of tire under standard condi-
tion.

Approximately
equal to the indica-
tion on speedome-
ter (Inside of

±

10%)

SHIFT ACT 1 [ON/OFF]

Output condition to actua-
tor motor (clockwise)

●

Vehicle stopped

●

Engine running

●

A/T selector lever “N”
position

●

Brake pedal depressed

4WD shift switch
: 2WD to 4H or 4H to 4LO
or 2WD to 4LO

ON

Except the above

OFF

SHIFT AC MON1 [ON/
OFF]

Check signal for transfer
control unit signal output

●

Vehicle stopped

●

Engine running

●

A/T selector lever “N”
position

●

Brake pedal depressed

4WD shift switch
: 2WD to 4H or 4H to 4LO
or 2WD to 4LO

ON

Except the above

OFF

SHIFT ACT 2 [ON/OFF]

Output condition to actua-
tor motor (counterclock-
wise)

●

Vehicle stopped

●

Engine running

●

A/T selector lever “N”
position

●

Brake pedal depressed

4WD shift switch
: 4LO to 4H or 4H to 2WD
or 4LO to 2WD

ON

Except the above

OFF

SHIFT AC MON2 [ON/
OFF]

Check signal for transfer
control unit signal output

●

Vehicle stopped

●

Engine running

●

A/T selector lever “N”
position

●

Brake pedal depressed

4WD shift switch
: 4LO to 4H or 4H to 2WD
or 4LO to 2WD

ON

Except the above

OFF

Monitored item [Unit]

Content

Condition

Display value

TROUBLE DIAGNOSIS

TF-213

[TX15B]

C

E

F

G

H

I

J

K

L

M

A

B

TF

2007 Pathfinder

Specifications Between Transfer Control Unit Terminals

TRANSFER CONTROL UNIT TERMINAL CONNECTOR LAYOUT

NOTE:
Data are reference value and are measured between each terminal and ground.

SHIFT ACT/R MON
[ON/OFF]

Operating condition of
actuator motor relay (inte-
grated in transfer control
unit)

●

Vehicle stopped

●

Engine running

●

A/T selector lever “N”
position

●

Brake pedal depressed

When 4WD shift switch is
operated

ON

When 4WD shift switch is
not operated

OFF

SHIFT POS SW1 [ON/
OFF]

Condition of actuator posi-
tion switch 1

●

Vehicle stopped

●

Engine running

●

A/T selector lever “N”
position

●

Brake pedal depressed

4WD shift switch: 2WD
and 4LO

ON

4WD shift switch: 4H

OFF

SHIFT POS SW2 [ON/
OFF]

Condition of actuator posi-
tion switch 2

4WD shift switch: 4LO

ON

4WD shift switch: 2WD
and 4H

OFF

SHIFT POS SW3 [ON/
OFF]

Condition of actuator posi-
tion switch 3

4WD shift switch: 2WD
and 4H

ON

4WD shift switch: 4LO

OFF

SHIFT POS SW4 [ON/
OFF]

Condition of actuator posi-
tion switch 4

4WD shift switch: 4H and
4LO

ON

4WD shift switch: 2WD

OFF

4WD FAIL LAMP [ON/
OFF]

4WD warning lamp condi-
tion

4WD warning lamp: ON

ON

4WD warning lamp: OFF

OFF

2WD IND [ON/OFF]

Rear indicator of 4WD shift
indicator lamp condition

Rear indicator of 4WD shift indicator lamp: ON

ON

Rear indicator of 4WD shift indicator lamp: OFF

OFF

4H IND [ON/OFF]

Front and center indicator
of 4WD shift indicator lamp
condition

Front and center indicator of 4WD shift indicator lamp
: ON

ON

Front and center indicator of 4WD shift indicator lamp
: OFF

OFF

4L IND [ON/OFF]

4LO indicator lamp condi-
tion

4LO indicator lamp: ON

ON

4LO indicator lamp: OFF

OFF

Monitored item [Unit]

Content

Condition

Display value

WDIA0140E

Terminal

Wire

color

Item

Condition

Data (Approx.)

1

L

CAN-H

–

–

2

P

CAN-L

–

–

3

SB

K-LINE (CONSULT-II signal)

–

–

6

B

Ground

Always

0V

TF-214

[TX15B]

TROUBLE DIAGNOSIS

2007 Pathfinder

10

LG

Actuator position switch 1

●

Vehicle stopped

●

Engine running

●

A/T selector
lever “N” position

●

Brake pedal
depressed

4WD shift switch: 2WD and 4LO

0V

4WD shift switch: 4H

Battery voltage

11

W

Actuator position switch 2

4WD shift switch: 4LO

0V

4WD shift switch: 2WD and 4H

Battery voltage

12

BR

Actuator position switch 3

4WD shift switch: 2WD and 4H

0V

4WD shift switch: 4LO

Battery voltage

13

L

Actuator position switch 4

4WD shift switch: 4H and 4LO

0V

4WD shift switch: 2WD

Battery voltage

14

G

4WD shift switch (2WD)

Ignition switch: ON

4WD shift switch: 2WD

Battery voltage

4WD shift switch: 4H and 4LO

0V

15

O

4WD shift switch (4H)

4WD shift switch: 4H

Battery voltage

4WD shift switch: 2WD and 4LO

0V

16

W

4WD shift switch (4LO)

4WD shift switch: 4LO

Battery voltage

4WD shift switch: 2WD and 4H

0V

17

O

Wait detection switch

●

Vehicle stopped

●

Engine running

●

A/T selector
lever “N” position

●

Brake pedal
depressed

4WD shift switch: 4H and 4LO

0V

4WD shift switch: 2WD

Battery voltage

18

B

Ground

Always

0V

19

R

Power supply
(Memory back-up)

Ignition switch: ON

Battery voltage

Ignition switch: OFF

Battery voltage

23

R

ATP switch

●

Vehicle stopped

●

Engine running

●

A/T selector
lever “N”

●

Brake pedal
depressed

4WD shift switch
: 4H to 4LO or 4LO to 4H
(While actuator motor is operating.)

0V

Except the above

Battery voltage

24

Y

4LO switch

●

Vehicle stopped

●

Engine running

●

A/T selector
lever “N” position

●

Brake pedal
depressed

4WD shift switch: 4LO

0V

Except the above

Battery voltage

25

W/G

Ignition switch monitor

Ignition switch: ON

Battery voltage

Ignition switch: OFF

0V

27

L

Actuator motor power supply

Ignition switch: ON

Battery voltage

Ignition switch: OFF (5 seconds after ingnition switch is turned
OFF)

0V

28

SB

Actuator motor (+)

●

Vehicle stopped

●

Engine running

●

A/T selector
lever “N” position

●

Brake pedal
depressed

When 4WD shift switch is operated (while
actuator motor is operating)

Battery volt-
age

→

0V

When 4WD shift switch is not operated

0V

31

G

Actuator motor (-)

Always

0V

32

B

Ground

Always

0V

Terminal

Wire

color

Item

Condition

Data (Approx.)

TROUBLE DIAGNOSIS

TF-215

[TX15B]

C

E

F

G

H

I

J

K

L

M

A

B

TF

2007 Pathfinder

CAUTION:

When using a circuit tester to measure voltage for inspection, be sure not to extend forcibly any connector terminals.

35

V

4WD shift indicator lamp
(Rear indicator)

Engine running

Rear indicator of 4WD shift indicator lamp
: ON

0V

Rear indicator of 4WD shift indicator lamp
: OFF

Battery voltage

36

BR

4WD shift indicator lamp
(Front and center indicator)

Front and center indicator of 4WD shift
indicator lamp: ON

0V

Front and center indicator of 4WD shift
indicator lamp: OFF

Battery voltage

37

O

4LO indicator lamp

4LO indicator lamp: ON

0V

4LO indicator lamp: OFF

Battery voltage

38

GR

4WD warning lamp

4WD warning lamp: ON

0V

4WD warning lamp: OFF

Battery voltage

39

LG

ATP warning lamp

●

Vehicle stopped

●

Engine running

●

A/T selector
lever “P” position

●

Brake pedal
depressed

4WD shift switch: 4H to 4LO or 4LO to 4H
(While actuator motor is operating.)

Battery voltage

Except the above

0V

40

V

Transfer shut off relay

Ignition switch: ON

0V

Ignition switch: OFF (5 seconds after ingnition switch is turned
OFF)

Battery voltage

42

LG

Transfer shift high relay

●

Vehicle stopped

●

Engine running

●

A/T selector
lever “N” position

●

Brake pedal
depressed

4WD shift switch: 2WD to 4H or 4H to 4LO
or 2WD to 4LO

0V

Except the above

Battery voltage

44

Y

Power supply

Ignition switch: ON

Battery voltage

Ignition switch: OFF (5 seconds after ingnition switch is turned
OFF)

0V

45

GR

Power supply

Ignition switch: ON

Battery voltage

Ignition switch: OFF (5 seconds after ingnition switch is turned
OFF)

0V

47

O

Transfer shift high relay moni-
tor

●

Vehicle stopped

●

Engine running

●

A/T selector
lever “N” position

●

Brake pedal
depressed

4WD shift switch: 2WD to 4H or 4H to 4LO
or 2WD to 4LO (while actuator motor is
operating)

Battery volt-
age

→

0V

Except the above

0V

48

R

Transfer shift low relay moni-
tor

4WD shift switch: 4LO to 4H or 4H to 2WD
or 4LO to 2WD (while actuator motor is
operating)

Battery volt-
age

→

0V

Except the above

0V

50

Y

Transfer shift low relay

4WD shift switch: 4LO to 4H or 4H to 2WD
or 4LO to 2WD

0V

Except the above

Battery voltage

Terminal

Wire

color

Item

Condition

Data (Approx.)

TF-216

[TX15B]

TROUBLE DIAGNOSIS

2007 Pathfinder

CONSULT-II Function (ALL MODE AWD/4WD)

EDS00388

FUNCTION

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

CONSULT-II START PROCEDURE

Refer to

GI-38, "CONSULT-II Start Procedure"

.

ALL MODE AWD/4WD diagnostic mode

Description

SELF-DIAG RESULTS

Displays transfer control unit self-diagnosis results.

DATA MONITOR

Displays transfer control unit input/output data in real time.

CAN DIAG SUPPORT MNTR

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

ECU PART NUMBER

Transfer control unit part number can be read.