Nissan Pathfinder (2007 year). Manual — part 423
TROUBLE DIAGNOSIS FOR SYMPTOMS
TF-265
[TX15B]
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2007 Pathfinder
6.
CHECK HARNESS BETWEEN TRANSFER CONTROL UNIT AND COMBINATION METER
1.
Turn ignition switch “OFF”. (Stay for at least 5 seconds.)
2.
Disconnect transfer control unit harness connector and combination meter harness connector.
3.
Check continuity between transfer control unit harness connec-
tor M153 terminal 39 and combination meter harness connector
M24 terminal 21.
Also check harness for short to ground and short to power.
OK or NG
OK >> GO
TO
7.
NG
>> Repair or replace damaged parts.
7.
CHECK HARNESS BETWEEN COMBINATION METER AND ATP SWITCH
1.
Turn ignition switch “OFF”. (Stay for at least 5 seconds.)
2.
Disconnect ATP switch harness connector.
3.
Check continuity between combination meter harness connector
M24 terminal 1 and ATP switch harness connector F55 terminal
8.
Also check harness for short to ground and short to power.
OK or NG
OK >> GO
TO
8.
NG
>> Repair or replace damaged parts.
8.
SYMPTOM CHECK
Check again.
OK or NG
OK
>> Inspection End.
NG
>> GO TO 9.
9.
CHECK TRANSFER CONTROL UNIT
Check transfer control unit input/output signal. Refer to
TF-211, "Transfer Control Unit Input/Output Signal Ref-
.
OK or NG
OK
>> GO TO 10.
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.
10.
CHECK TRANSFER INNER PARTS
1.
Disassemble transfer assembly. Refer to
TF-278, "Disassembly and Assembly"
2.
Check transfer inner parts.
OK or NG
OK
>> Inspection End.
NG
>> Repair or replace damaged parts.
Continuity should exist.
SDIA2825E
Continuity should exist.
SDIA2833E
TF-266
[TX15B]
TROUBLE DIAGNOSIS FOR SYMPTOMS
2007 Pathfinder
4WD Shift Indicator Lamp Repeats Flashing
EDS0038S
SYMPTOM:
4WD shift indicator lamp keeps flashing.
DIAGNOSTIC PROCEDURE
1.
CONFIRM THE SYMPTOM
1.
Set 4WD shift switch to “2WD”.
2.
Move vehicle forward and backward, or drive straight increasing or decreasing under 20 km/h (12 MPH).
Does 4WD shift indicator lamp keep flashing?
YES
>> GO TO 2.
NO
>> Inspection End.
2.
CHECK SYSTEM FOR WAIT DETECTION SWITCH
Perform trouble diagnosis for wait detection switch system. Refer to
TF-234, "Wait Detection Switch"
OK or NG
OK
>> GO TO 3.
NG
>> Repair or replace damaged parts.
3.
CHECK SYSTEM FOR 4LO SWITCH
Perform trouble diagnosis for 4LO switch system. Refer to
OK or NG
OK
>> GO TO 4.
NG
>> Repair or replace damaged parts.
4.
SYMPTOM CHECK
Check again.
OK or NG
OK
>> Inspection End.
NG
>> GO TO 5.
5.
CHECK TRANSFER CONTROL UNIT
Check transfer control unit input/output signal. Refer to
TF-211, "Transfer Control Unit Input/Output Signal Ref-
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 TRANSFER INNER PARTS
1.
Disassemble transfer assembly. Refer to
TF-278, "Disassembly and Assembly"
2.
Check transfer inner parts.
OK or NG
OK
>> Inspection End.
NG
>> Repair or replace damaged parts.
4WD Warning Lamp Flashes Slowly
EDS0038T
SYMPTOM:
While driving, 4WD warning lamp flashes slowly. (Continues to flash until turning ignition switch OFF.)
NOTE:
Slow flashing: 1 time/2 seconds
TROUBLE DIAGNOSIS FOR SYMPTOMS
TF-267
[TX15B]
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2007 Pathfinder
DIAGNOSTIC PROCEDURE
1.
CHECK TIRES
Check the following.
●
Tire pressure
●
Wear condition
●
Longitudinal tire size (There is no difference between longitudinal tires.)
OK or NG
OK
>> GO TO 2.
NG
>> Repair or replace damaged parts.
2.
SYMPTOM CHECK
Check again.
OK or NG
OK
>> Inspection End.
NG
>> GO TO 3.
3.
CHECK TRANSFER CONTROL UNIT
Check transfer control unit input/output signal. Refer to
TF-211, "Transfer Control Unit Input/Output Signal Ref-
.
OK or NG
OK
>> Inspection End.
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.
TF-268
[TX15B]
TRANSFER CONTROL UNIT
2007 Pathfinder
TRANSFER CONTROL UNIT
PFP:33084
Removal and Installation
EDS0038U
REMOVAL
1.
Switch 4WD shift switch to 2WD and set transfer assembly to 2WD.
CAUTION:
When removing transfer control unit, transfer state must be at 2WD.
2.
Turn the ignition switch OFF and disconnect negative battery terminal.
3.
Remove the lower instrument panel LH. Refer to
IP-14, "LOWER INSTRUMENT PANEL LH"
4.
Disconnect the two transfer control unit connectors.
5.
Remove the transfer control unit bolts.
6.
Remove the transfer control unit.
INSTALLATION
Installation is in the reverse order of removal.
●
When installing the transfer control unit, tighten bolts to the specified torque.
●
After the installation, check 4WD shift indicator pattern. If NG, adjust position between transfer assembly
and transfer control unit. Refer to
TF-185, "Precautions for Transfer Assembly and Transfer Control Unit
LDIA0168E
Transfer control unit bolts
: 3.4 N·m (0.35 kg-m, 30 in-lb)
FRONT OIL SEAL
TF-269
[TX15B]
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2007 Pathfinder
FRONT OIL SEAL
PFP:38189
Removal and Installation
EDS0038V
REMOVAL
1.
Partially drain the transfer fluid. Refer to
MA-26, "Changing Transfer Fluid"
2.
Remove the front propeller shaft. Refer to
PR-5, "Removal and Installation"
.
3.
Remove the companion flange self-lock nut using Tool.
4.
Put a matching mark on top of the front drive shaft in line with
the mark on the companion flange.
CAUTION:
Use paint to make the matching mark on the front drive
shaft. Do not damage the front drive shaft.
5.
Remove the companion flange using suitable tool.
6.
Remove the front oil seal from the front case using Tool.
CAUTION:
Do not damage front case.
Tool number
: KV40104000 (
—
)
LDIA0142E
SDIA2779E
WDIA0193E
Tool number
: ST33290001 (J-34286)
LDIA0144E
TF-270
[TX15B]
FRONT OIL SEAL
2007 Pathfinder
INSTALLATION
1.
Install the new front oil seal until it is flush with the end face of
the front case using Tool.
CAUTION:
●
Do not reuse oil seal.
●
Apply petroleum jelly to oil seal.
2.
Align the matching mark of the front drive shaft with the match-
ing mark of the companion flange, then install the companion
flange.
3.
Install the new self-lock nut and tighten to the specified torque
using Tool. Refer to
CAUTION:
Do not reuse self-lock nut.
4.
Install the front propeller shaft. Refer to
5.
Refill the transfer with fluid and check for fluid leakage and fluid
level. Refer to
.
Tool number
: KV38100500 (
—
)
LDIA0145E
SDIA2214E
Tool number
: KV40104000 (
—
)
LDIA0147E
REAR OIL SEAL
TF-271
[TX15B]
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2007 Pathfinder
REAR OIL SEAL
PFP:33140
Removal and Installation
EDS0038W
REMOVAL
1.
Partially drain the transfer fluid. Refer to
MA-26, "Changing Transfer Fluid"
2.
Remove the rear propeller shaft. Refer to
PR-10, "Removal and Installation"
3.
Remove the dust cover from the rear case.
CAUTION:
Do not damage the rear case.
4.
Remove the rear oil seal from the rear case using Tool.
CAUTION:
Do not damage the rear case.
INSTALLATION
1.
Install the new rear oil seal until it is flush with the end face of the
rear case using Tool.
CAUTION:
●
Do not reuse oil seal.
●
Apply petroleum jelly to oil seal.
2.
Apply petroleum jelly to the circumference of the new dust cover.
Position the new dust cover using the identification mark as
shown.
CAUTION:
●
Do not reuse dust cover.
●
Position the identification mark at the position shown.
WDIA0127E
Tool number
: ST33290001 (J-34286)
LDIA0139E
Tool number
: KV38100500 (
—
)
LDIA0140E
SDIA3377E
TF-272
[TX15B]
REAR OIL SEAL
2007 Pathfinder
3.
Install the new dust cover to the rear case using Tool.
CAUTION:
●
Do not reuse dust cover.
●
Apply petroleum jelly to dust cover.
4.
Install the rear propeller shaft. Refer to
5.
Refill the transfer with fluid and check for fluid leakage and fluid
level. Refer to
.
Tool number
: KV40105310 (
—
)
PDIA0116E
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