Nissan Pathfinder (2007 year). Instruction - part 400

 

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Nissan Pathfinder (2007 year). Instruction - part 400

 

 

TROUBLE DIAGNOSIS FOR SYSTEM

TF-81

[ATX14B]

C

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2007 Pathfinder

2. 

CHECK HARNESS BETWEEN TRANSFER CONTROL UNIT AND ACTUATOR POSITION SWITCH

1.

Turn ignition switch “OFF”.  (Stay for at least 5 seconds.)

2.

Disconnect transfer control unit harness connector and the transfer control device (actuator position
switch) harness connector.

3.

Check continuity between the following terminals.

–

Transfer control unit harness connector M153 terminal 27 and
transfer control device (actuator position switch) harness con-
nector F58 terminal 23.

–

Transfer control unit harness connector M153 terminal 44 and
transfer control device (actuator position switch) harness con-
nector F58 terminal 20.

Also check harness for short to ground and short to power.

 OK or NG

 OK 

>> GO TO 3.

 NG

>> Repair or replace damaged parts.

3. 

CHECK GROUND CIRCUIT

1.

Turn ignition switch “OFF”.  (Stay for at least 5 seconds.)

2.

Disconnect transfer control device (actuator position switch) harness connector.

3.

Check continuity between transfer control device (actuator posi-
tion switch) harness connector F58 terminal 22 and ground.

Also check harness for short to power.

 OK or NG

 OK 

>> GO TO 4.

 NG

>> Repair open circuit or short to power in harness or con-

nectors.

4. 

CHECK ACTUATOR POSITION SWITCH

1.

Remove transfer control device. Refer to 

TF-138, "Removal and Installation"

 .

2.

Check operation by applying battery voltage to transfer control
device (actuator motor) terminals 21 and 24.

CAUTION:

●

Do not operate actuator motor for more than 1 second.

●

Change the actuator motor position to “HIGH” when
installing.

●

Be careful not to overheat the harness.

OK or NG

YES

>> GO TO 5.

NO

>> Replace transfer control device.  Refer to 

TF-138, "Removal and Installation"

 .

Continuity should exist.

SDIA2716E

Continuity should exist.

SDIA2717E

Terminal

Continuity

Continuity

24 (Battery voltage) - 21 

(Ground)

20 - 22

YES

22 - 23

NO

21 (Battery voltage) - 24 

(Ground)

22 - 23

YES

20 - 22

NO

LDIA0101E

TF-82

[ATX14B]

TROUBLE DIAGNOSIS FOR SYSTEM

2007 Pathfinder

5. 

CHECK TRANSFER CONTROL UNIT

Check transfer control unit input/output signal. Refer to 

TF-37, "Transfer Control Unit Input/Output Signal Ref-

erence Values"

 .

OK or NG

OK

>> GO TO 6.

NG

>> Check transfer control unit pin terminals for damage or loose connection with harness connector.

If any items are damaged, repair or replace damaged parts.

6. 

CHECK DTC

Perform the self-diagnosis, after driving a vehicle for a while.

OK or NG

OK

>> Inspection End.

NG

>> Replace transfer control device.  Refer to 

TF-138, "Removal and Installation"

 .

COMPONENT INSPECTION

1.

Remove transfer control device. Refer to 

TF-138, "Removal and Installation"

 .

2.

Check operation by applying battery voltage to transfer control
device (actuator motor) terminals 21 and 24.

CAUTION:

●

Do not operate actuator motor for more than 1 second.

●

Change the actuator motor position to “HIGH” when
installing.

●

Be careful not to overheat the harness.

3.

If NG, replace transfer control device.  Refer to 

TF-138, "Removal and Installation"

 .

Terminal

Continuity

Continuity

24 (Battery voltage) - 21 

(Ground)

20 - 22

YES

22 - 23

NO

21 (Battery voltage) - 24 

(Ground)

22 - 23

YES

20 - 22

NO

LDIA0101E

TROUBLE DIAGNOSIS FOR SYSTEM

TF-83

[ATX14B]

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2007 Pathfinder

Transfer Control Device

EDS0036O

CONSULT-II REFERENCE VALUE IN DATA MONITOR MODE

Data are reference value.

TRANSFER CONTROL UNIT TERMINALS AND REFERENCE VALUE

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

CAUTION:

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

Monitored item [Unit]

Content

Condition

Display value

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: 4H to 
4LO (“Wait” function is 
operating.)

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 (“Wait” function is 
operating.)

ON

Except the above

OFF

Terminal

Wire 

color

Item

Condition

Data (Approx.)

16

Y

Power supply

Ignition switch: ON

Battery voltage

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

0V

22

GR

Power supply

Ignition switch: ON

Battery voltage

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

0V

30

V

Shut off relay

Ignition switch: ON

0V

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

Battery voltage

33

GR

Transfer shift high relay moni-
tor

●

Vehicle stopped

●

Engine running

●

A/T selector 
lever “N” position

●

Brake pedal 
depressed

4WD shift switch: 4H to 4LO (“Wait” func-
tion is operating.)

Battery voltage

Except the above

0V

42

Y

Transfer shift low relay moni-
tor

●

Vehicle stopped

●

Engine running

●

A/T selector 
lever “N” position

●

Brake pedal 
depressed

4WD shift switch: 4LO to 4H (“Wait” func-
tion is operating.)

Battery voltage

Except the above

0V

TF-84

[ATX14B]

TROUBLE DIAGNOSIS FOR SYSTEM

2007 Pathfinder

DIAGNOSTIC PROCEDURE

1. 

CHECK POWER SUPPLY

1.

Turn ignition switch “OFF”.  (Stay for at least 5 seconds.)

2.

Connect transfer control unit harness connector.

3.

Check voltage between transfer control unit harness connector
terminal and ground.

4.

Turn ignition switch “ON”. (Do not start engine.)

5.

Check voltage between transfer control unit harness connector
terminals and ground.

OK or NG

OK

>> GO TO 2.

NG

>> Check the following. If any items are damaged, repair or 

replace damaged parts.

●

10A fuse (No. 59, located in the fuse and relay box). Refer to 

PG-4, "POWER SUPPLY ROUT-

ING CIRCUIT"

 .

●

Harness for short or open between battery and transfer shut off relay harness connector E155
terminal 1.

●

Harness for short or open between transfer shut off relay harness connector E155 terminal 2
and transfer control unit harness connector terminal 30.

●

Harness for short or open between battery and transfer shut off relay harness connector E155
terminal 3.

●

Harness for short or open between transfer shut off relay harness connector E155 terminal 5
and transfer control unit harness connector 22.

●

Transfer shut off relay. Refer to 

TF-59, "COMPONENT INSPECTION"

 .

Connector

Terminal

Voltage (Approx.)

M152

16 - Ground

0V

22 - Ground

M153

30 - Ground

Battery voltage

SDIA2834E

Connector

Terminal

Voltage (Approx.)

M152

16 - Ground

Battery voltage

22 - Ground

M153

30 - Ground

0V

SDIA2835E

TROUBLE DIAGNOSIS FOR SYSTEM

TF-85

[ATX14B]

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2007 Pathfinder

2. 

CHECK GROUND CIRCUIT

1.

Turn ignition switch “OFF”.  (Stay for at least 5 seconds.)

2.

Disconnect transfer control unit harness connector.

3.

Check continuity between transfer control unit harness connec-
tor M152 terminals 3, 6 and M153 terminal 45 and ground.

Also check harness for short to power.

OK or NG

OK

>> GO TO 3.

NG

>> Repair open circuit or short to power in harness or con-

nectors.

3. 

CHECK ACTUATOR MOTOR POWER SUPPLY CIRCUIT

1.

Turn ignition switch “OFF”.  (Stay for at least 5 seconds.)

2.

Remove transfer shift high relay and transfer shift low relay. Refer to 

TF-24, "Location of Electrical Parts"

 .

3.

Check voltage between transfer shift high relay harness connec-
tor E46 terminal 5, transfer shift low relay harness connector
E47 terminal 5 and ground.

4.

Turn ignition switch “ON”. (Do not start engine.)

5.

Check voltage between transfer shift high relay harness connec-
tor E46 terminal 5, transfer shift low relay harness connector
E47 terminal 5 and ground.

OK or NG

OK

>> GO TO 4.

NG

>> Check the following. If any items are damaged, repair or 

replace damaged parts.

●

20A fuse [No. 58, located in the fuse and relay box]. Refer to 

PG-4, "POWER SUPPLY ROUT-

ING CIRCUIT"

 .

●

Harness for short or open between battery, transfer shift high harness connector E46 terminal 5
and transfer shift low harness connector E47 terminal 5.

Continuity should exist.

SDIA2691E

Connector

Terminal

Voltage (Approx.)

E46

5 - Ground

Battery voltage

E47

5 - Ground

SDIA2707E

Connector

Terminal

Voltage (Approx.)

E46

5 - Ground

Battery voltage

E47

5 - Ground

SDIA2706E

TF-86

[ATX14B]

TROUBLE DIAGNOSIS FOR SYSTEM

2007 Pathfinder

4. 

CHECK HARNESS BETWEEN TRANSFER CONTROL UNIT AND TRANSFER SHIFT RELAY

1.

Turn ignition switch “OFF”.  (Stay for at least 5 seconds.)

2.

Disconnect transfer control unit harness connector and transfer control device (actuator motor) harness
connector.

3.

Remove transfer shift high relay and transfer shift low relay. Refer to 

TF-24, "Location of Electrical Parts"

 .

4.

Check continuity between the following terminals.

–

Transfer control unit harness connector M153 terminal 33 and
transfer shift high relay harness connector E46 terminal 3.

–

Transfer control unit harness connector M153 terminal 42 and
transfer shift low relay harness connector E47 terminal 3.

Also check harness for short to ground and short to power.

OK or NG

OK

>> GO TO 5.

NG

>> Repair or replace damaged parts.

5. 

CHECK TRANSFER SHIFT RELAY GROUND CIRCUIT

1.

Turn ignition switch “OFF”.  (Stay for at least 5 seconds.)

2.

Remove transfer shift high relay and transfer shift low relay.

3.

Check continuity between transfer shift high relay harness con-
nector E46 terminals 1 and 4 and transfer shift low relay harness
connector E47 terminal 1 and 4 and ground.

Also check harness for short to power.

OK or NG

OK

>> GO TO 6.

NG

>> Repair open circuit or short to power in harness or con-

nectors.

6. 

CHECK TRANSFER CONTROL UNIT

Check transfer control unit input/output signal. Refer to 

TF-37, "Transfer Control Unit Input/Output Signal Ref-

erence Values"

 .

OK or NG

OK-1

>> With CONSULT-II: GO TO 7.

OK-2

>> Without CONSULT-II: GO TO 8.

NG

>> Check transfer control unit pin terminals for damage or loose connection with harness connector.

If any items are damaged, repair or replace damaged parts.

7. 

PERFORM SELF-DIAGNOSIS (WITH CONSULT-II)

 With CONSULT-II

1.

Turn ignition switch “ON”. (Do not start engine.)

2.

Select “SELF-DIAG RESULTS” mode for “ALL MODE AWD/4WD” with CONSULT-II.

3.

Touch “ERASE”.

4.

Turn ignition switch “OFF” and wait at least 10 seconds.

5.

Perform the self-diagnosis again.

Is the “SHIFT ACT CIR [P1819]” displayed?

YES

>> Replace transfer control unit. Refer to 

TF-132, "Removal and Installation"

 .

NO

>> Inspection End.

Continuity should exist.

SDIA2712E

Continuity should exist.

SDIA2708E

TROUBLE DIAGNOSIS FOR SYSTEM

TF-87

[ATX14B]

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2007 Pathfinder

8. 

PERFORM SELF-DIAGNOSIS (WITHOUT CONSULT-II)

 Without CONSULT-II

1.

Perform the self-diagnosis and then erase self-diagnostic results. Refer to 

TF-52, "SELF-DIAGNOSTIC

PROCEDURE (WITHOUT CONSULT-II)"

  and 

TF-55, "ERASE SELF-DIAGNOSIS"

 .

2.

Perform the self-diagnosis again.

Do the self-diagnostic results indicate transfer control device?

YES

>> Replace transfer control unit. Refer to 

TF-132, "Removal and Installation"

 .

NO

>> Inspection End.

Engine Speed Signal (ECM)

EDS0036P

DIAGNOSTIC PROCEDURE

1. 

CHECK DTC WITH ECM

Perform self-diagnosis with ECM. Refer to 

EC-117, "SELF-DIAG RESULTS MODE"

 .

Is any malfunction detected by self-diagnosis?

YES

>> Check the malfunctioning system.

NO

>> GO TO 2.

2. 

CHECK TRANSFER CONTROL UNIT

Check transfer control unit input/output signal. Refer to 

TF-37, "Transfer Control Unit Input/Output Signal Ref-

erence Values"

 .

 OK or NG

OK

>> GO TO 3.

NG

>> Check transfer control unit pin terminals for damage or loose connection with harness connector.

If any items are damaged, repair or replace damaged parts.

3. 

CHECK DTC

Perform the self-diagnosis, after driving a vehicle for a while.

OK or NG

OK

>> Inspection End.

NG

>> Perform self-diagnosis with ECM again. Refer to 

EC-117, "SELF-DIAG RESULTS MODE"

 .

Clutch Pressure Solenoid

EDS0036Q

CONSULT-II REFERENCE VALUE IN DATA MONITOR MODE

Data are reference value.

TRANSFER CONTROL UNIT TERMINALS AND REFERENCE VALUE

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

Monitored item

Content

 Condition

Display value

DUTY SOLENOID [%]

Condition of clutch pres-
sure solenoid

●

Vehicle stopped

●

Engine running

●

A/T selector lever “N” 
position

●

Brake pedal depressed

4WD shift switch: 2WD

4%

4WD shift switch: AUTO

96 - 4%

4WD shift switch: 4H or 
4LO

4%

Terminal

Wire 

color

Item

Condition

Data (Approx.)

10

P

Transfer dropping resistor

●

Vehicle stopped

●

Engine running

●

A/T selector 
lever “N” position

●

Brake pedal 
depressed

4WD shift switch: AUTO

4 - 14V

4WD shift switch: 2WD, 4H or 4LO

Less than 1V

TF-88

[ATX14B]

TROUBLE DIAGNOSIS FOR SYSTEM

2007 Pathfinder

CAUTION:

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

DIAGNOSTIC PROCEDURE

1. 

CHECK CLUTCH PRESSURE SIGNAL

 With CONSULT-II

1.

Start engine.

2.

Select “DATA MONITOR” mode for “ALL MODE AWD/4WD” with CONSULT-II.

3.

Read out the value of “DUTY SOLENOID”.

 Without CONSULT-II

1.

Start engine.

2.

Check voltage between transfer control unit harness connector
terminal and ground.

OK or NG

OK 

>> GO TO 8.

NG

>> GO TO 2.

19

R

Clutch pressure solenoid 
valve

●

Vehicle stopped

●

Engine running

●

A/T selector 
lever “N” position

●

Brake pedal 
depressed

4WD shift switch: AUTO

1.5 - 3V

4WD shift switch: 2WD, 4H or 4LO

Less than 1V

Terminal

Wire 

color

Item

Condition

Data (Approx.)

Condition

Display value

●

Vehicle stopped

●

Engine running

●

A/T selector lever “N” position

●

Brake pedal depressed

4WD shift switch: 2WD

4%

4WD shift switch: AUTO

96 - 4%

4WD shift switch: 4H or 
4LO

4%

SDIA2718E

Connector

Terminal

Condition

Voltage 

(Approx.)

M152

 10 - 

Ground

●

Vehicle stopped

●

Engine running

●

A/T selector lever 
“N” position

●

Brake pedal 
depressed

4WD shift switch: 
AUTO

4 - 14V

4WD shift switch: 
2WD, 4H or 4LO

Less 
than 1V

 19 - 

Ground

●

Vehicle stopped

●

Engine running

●

A/T selector lever 
“N” position

●

Brake pedal 
depressed

4WD shift switch: 
AUTO

1.5 - 3V

4WD shift switch: 
2WD, 4H or 4LO

Less 
than 1V

SDIA2719E

 

 

 

 

 

 

 

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