2003 NISSAN X-TRAIL THRUST

AT-4
Differential Side Oil Seal Replacement .................457
Revolution Sensor Replacement ..........................457
REMOVAL AND INSTALLATION ...........................458
Removal ...............................................................458
Installation .............................................................459
OVERHAUL .............................................................461
Components .........................................................461
Oil Channel ...........................................................464
Locations of Adjusting Shims, Needle Bearings,
Thrust Washers and Snap Rings ..........................465
DISASSEMBLY .......................................................466
Disassembly .........................................................466
REPAIR FOR COMPONENT PARTS ......................482
Manual Shaft ........................................................482
Oil Pump ...............................................................485
Control Valve Assembly ........................................489
Control Valve Upper Body ....................................498
Control Valve Lower Body ....................................502
Reverse Clutch .....................................................504
High Clutch ...........................................................507
Forward and Overrun Clutches ............................512
Low & Reverse Brake ...........................................518
Rear Internal Gear, Forward Clutch Hub and Over-
run Clutch Hub ......................................................521
Output Shaft, Idler Gear, Reduction Pinion Gear and
Bearing Retainer ...................................................525
Band Servo Piston Assembly ...............................530
Final Drive ............................................................535ASSEMBLY ............................................................. 540
Assembly (1) ......................................................... 540
Adjustment (1) ....................................................... 541
Assembly (2) ......................................................... 546
Adjustment (2) ....................................................... 553
Assembly (3) ......................................................... 556
SERVICE DATA AND SPECIFICATIONS (SDS) .... 563
General Specifications .......................................... 563
Shift Schedule ....................................................... 563
Stall Revolution ..................................................... 563
Line Pressure ........................................................ 563
Control Valves ....................................................... 564
Accumulator .......................................................... 564
Clutch and Brakes ................................................. 564
Final Drive ............................................................. 566
Planetary Carrier and Oil Pump ............................ 567
Input Shaft ............................................................. 568
Reduction Pinion Gear .......................................... 568
Band Servo ........................................................... 569
Output Shaft .......................................................... 569
Bearing Retainer ................................................... 569
Total End Play ....................................................... 569
Reverse Clutch End Play ...................................... 570
Removal and Installation ....................................... 570
Shift Solenoid Valves ............................................ 570
Solenoid Valves .................................................... 570
A/T Fluid Temperature Sensor .............................. 570
Revolution Sensor ................................................. 571
Dropping Resistor ................................................. 571

TROUBLE DIAGNOSIS — GENERAL DESCRIPTION
AT-87
[EURO-OBD]
D
E
F
G
H
I
J
K
L
MA
B
AT
Transaxle noise in “P” and “N” posi-
tions.ON vehicle1. Fluid levelAT-64,
"FLUID
LEVEL
CHECK"
¬
2. Line pressure testAT-68, "
Line
Pressure
Te s t"
¬
3. Throttle position sensor (Accelerator
pedal position (App) sensor) AjustmentEC-154, "
DTC P0121 APP
SENSOR"
4. Vehicle speed sensor·A/T (Revolution
sensor) and vehicle speed sensor·MTRAT-392,
"VEHICLE
SPEED
SENSOR·A/
T(REVO-
LUTION
SENSOR)",
AT-397,
"DTC VEHI-
CLE
SPEED
SENSOR
MTR"
AT-142,
"DTC P0720
VEHICLE
SPEED
SENSOR·A/
T(REVO-
LUTION
SENSOR)",
AT-222,
"DTC VEHI-
CLE SPEED
SENSOR
MTR"
5. Engine speed signalAT-432,"ENGINE
SPEED
SIGNAL"
AT-147,
"DTC P0725
ENGINE
SPEED
SIGNAL"
OFF vehicle6. Oil pumpAT-485, "
Oil
Pump"¬
7. Torque converterAT-465,
"Locations
of Adjusting
Shims, Nee-
dle Bear-
ings, Thrust
Washers
and Snap
Rings"
¬
Vehicle moves when changing into
“P” position, or parking gear does
not disengage when shifted out of
“P” position.
AT- 2 3 4 , "
3. In“P”Position, Vehicle
Moves Forward Or Backward When
Pushed"
ON vehicle 1. Control cable adjustmentAT-456,"Control
Cable
Adjustment"
¬
OFF vehicle 2. Parking componentsAT-461,
"Compo-
nents",AT-
482,
"REPAIR
FOR COM-
PONENT
PA R T S"
¬ Symptom Condition Diagnostic ItemReference Page
Except for
Euro-OBDEURO-OBD

TROUBLE DIAGNOSIS — GENERAL DESCRIPTION
AT-91
[EURO-OBD]
D
E
F
G
H
I
J
K
L
MA
B
AT
Vehicle will not run in “D” and “2”
positions (but runs in “1” and “R”
positions).ON vehicle 1. Control cable adjustmentAT-456,
"Control
Cable
Adjustment"
¬
OFF vehicle 2. Low one-way clutchAT-461,
"OVER-
HAUL",AT-
465, "Loca-
tions of
Adjusting
Shims, Nee-
dle Bear-
ings, Thrust
Washers
and Snap
Rings"
¬
Vehicle will not run in “D”, “1”, “2”
positions (but runs in “R” position).
Clutch slips. Very poor acceleration.
AT- 2 4 0 , "
7. Vehicle Does Not Creep
Forward In“D”,“2”Or“1”Position"
ON vehicle1. Fluid levelAT-64,
"FLUID
LEVEL
CHECK"
¬
2. Line pressure testAT-68, "
Line
Pressure
Te s t"
¬
3. Line pressure solenoid valveAT-436,
"LINE
PRES-
SURE
SOLENOID
VA LV E"
AT-186,
"DTC P0745
LINE PRES-
SURE
SOLENOID
VA LV E"
4. Control valve assemblyAT-454,
"Control
Va lv e
Assembly
and Accu-
mulators"
¬
5. Accumulator N-DAT-454,
"Control
Va lv e
Assembly
and Accu-
mulators"
¬ Symptom Condition Diagnostic ItemReference Page
Except for
Euro-OBDEURO-OBD

AT-92
[EURO-OBD]
TROUBLE DIAGNOSIS — GENERAL DESCRIPTION
Vehicle will not run in “D”, “1”, “2”
positions (but runs in “R” position).
Clutch slips. Very poor acceleration.
AT-240, "
7. Vehicle Does Not Creep
Forward In“D”,“2”Or“1”Position"
OFF vehicle6. Reverse clutchAT- 5 0 4 ,
"Reverse
Clutch"
¬
7. High clutchAT- 5 0 7 ,
"High
Clutch"
¬
8. Forward clutchAT- 5 1 2 ,
"Forward
and Overrun
Clutches"
¬
9. Forward one-way clutchAT- 4 6 1 ,
"OVER-
HAUL"
¬
10. Low one-way clutchAT- 4 6 1 ,
"OVER-
HAUL",AT-
465, "Loca-
tions of
Adjusting
Shims, Nee-
dle Bear-
ings, Thrust
Washers
and Snap
Rings"
¬ Symptom Condition Diagnostic ItemReference Page
Except for
Euro-OBDEURO-OBD

TROUBLE DIAGNOSIS — GENERAL DESCRIPTION
AT-93
[EURO-OBD]
D
E
F
G
H
I
J
K
L
MA
B
AT
Clutches or brakes slip somewhat in
starting.ON vehicle1. Fluid levelAT-64,
"FLUID
LEVEL
CHECK"
¬
2. Control cable adjustmentAT-456,
"Control
Cable
Adjustment"
¬
3. Throttle position sensor (Accelerator
pedal position (App) sensor) AdjustmentEC-154, "
DTC P0121 APP
SENSOR"
4. Line pressure testAT-68, "
Line
Pressure
Te s t"
¬
5. Line pressure solenoid valveAT-436,
"LINE
PRES-
SURE
SOLENOID
VA LV E"
AT-186,
"DTC P0745
LINE PRES-
SURE
SOLENOID
VA LV E"
6. Control valve assemblyAT-454,
"Control
Va lv e
Assembly
and Accu-
mulators"
¬
7. Accumulator N-DAT-454,
"Control
Va lv e
Assembly
and Accu-
mulators"
¬
OFF vehicle8. Forward clutchAT-512,
"Forward
and Overrun
Clutches"
¬
9. Reverse clutchAT-504,
"Reverse
Clutch"
¬
10. Low & reverse brakeAT-518,
"Low&
Reverse
Brake"
¬
11. Oil pumpAT-485, "
Oil
Pump"¬
12. Torque converterAT-465,
"Locations
of Adjusting
Shims, Nee-
dle Bear-
ings, Thrust
Washers
and Snap
Rings"
¬ Symptom Condition Diagnostic ItemReference Page
Except for
Euro-OBDEURO-OBD

AT-94
[EURO-OBD]
TROUBLE DIAGNOSIS — GENERAL DESCRIPTION
Excessive creep. ON vehicle 1. Engine idling rpm"EC-XX",
“Idle Speed
and Ignition
Timing”¬
No creep at all.
AT-237, "
6. Vehicle Does Not Creep
Backward In“R”Position"andAT-
240, "7. Vehicle Does Not Creep
Forward In“D”,“2”Or“1”Position"
ON vehicle1. Fluid levelAT- 6 4 ,
"FLUID
LEVEL
CHECK"
¬
2. Line pressure testAT- 4 3 6 ,
"LINE
PRES-
SURE
SOLENOID
VA LV E"
¬
3. Control valve assemblyAT- 4 5 4 ,
"Control
Va l v e
Assembly
and Accu-
mulators"
¬
OFF vehicle4. Forward clutchAT- 5 1 2 ,
"Forward
and Overrun
Clutches"
¬
5. Oil pumpAT- 4 8 5 , "
Oil
Pump"¬
6. Torque converterAT- 4 6 5 ,
"Locations
of Adjusting
Shims, Nee-
dle Bear-
ings, Thrust
Washers
and Snap
Rings"
¬ Symptom Condition Diagnostic ItemReference Page
Except for
Euro-OBDEURO-OBD

TROUBLE DIAGNOSIS — GENERAL DESCRIPTION
AT-99
[EURO-OBD]
D
E
F
G
H
I
J
K
L
MA
B
AT
Engine stops when shifting lever
into “R”, “D”, “2” and “1”.ON vehicle1. Engine idling rpm"EC-XX",
“Idle Speed
and Ignition
Timin g”¬
2. Torque converter clutch solenoid valveAT-421,
"TORQUE
CON-
VERTER
CLUTCH
SOLENOID
VA LV E"
AT-181,
"DTC P0740
TORQUE
CON-
VERTER
CLUTCH
SOLENOID
VA LV E"
3. Control valve assemblyAT-454,
"Control
Va lv e
Assembly
and Accu-
mulators"
¬
OFF vehicle 4. Torque converterAT-465,
"Locations
of Adjusting
Shims, Nee-
dle Bear-
ings, Thrust
Washers
and Snap
Rings"
¬ Symptom Condition Diagnostic ItemReference Page
Except for
Euro-OBDEURO-OBD

TROUBLE DIAGNOSIS — GENERAL DESCRIPTION
AT-103
[EURO-OBD]
D
E
F
G
H
I
J
K
L
MA
B
AT
Vehicle braked by gear change from
“D
1”to“D2”.ON vehicle 1. Fluid levelAT-64,
"FLUID
LEVEL
CHECK"
¬
OFF vehicle2. Reverse clutchAT-504,
"Reverse
Clutch"
¬
3. Low & reverse brakeAT-518,
"Low&
Reverse
Brake"
¬
4. High clutchAT-507,
"High
Clutch"
¬
5. Low one-way clutchAT-461,
"OVER-
HAUL",AT-
465, "Loca-
tions of
Adjusting
Shims, Nee-
dle Bear-
ings, Thrust
Washers
and Snap
Rings"
¬
Vehicle braked by gear change from
“D
2”to“D3”.ON vehicle 1. Fluid levelAT-64,
"FLUID
LEVEL
CHECK"
¬
OFF vehicle 2. Brake bandAT-530,
"Band
Servo Pis-
ton Assem-
bly"
¬
Vehicle braked by gear change from
“D
3”to“D4”.ON vehicle 1. Fluid levelAT-64,
"FLUID
LEVEL
CHECK"
¬
OFF vehicle2. Overrun clutchAT-416,
"OVER-
RUN
CLUTCH
SOLENOID
VA LV E"
¬
3. Forward one-way clutchAT-461,
"OVER-
HAUL"
¬
4. Reverse clutchAT-504,
"Reverse
Clutch"
¬ Symptom Condition Diagnostic ItemReference Page
Except for
Euro-OBDEURO-OBD