2003 NISSAN X-TRAIL lock

ASSEMBLY
AT-515
[ALL]
D
E
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MA
B
AT

8. Check operation of forward one-way clutch.
CAUTION:

Hold rear internal gear and turn forward clutch hub.
Check forward clutch hub for correct locking and unlock-
ing directions.

If not as shown in figure, check installation direction of
forward one-way clutch.
9. Install forward clutch hub and rear internal gear on transaxle
case.
CAUTION:

Align teeth of forward clutch before installing.

Make sure that three pawls of thrust washer are correctly
aligned after installing.
10. Install rear planetary carrier assembly and rear sun gear accord-
ing to the following procedures.
a. Install needle bearings on rear planetary carrier.
CAUTION:

Apply petroleum jelly to needle bearings.

Pay attention to the direction of needle bearings.
b. Install rear sun gear on rear planetary carrier.
CAUTION:
Pay attention to the direction of rear sun gear.
AAT426
SCIA4922E
SCIA4456E
SAT027F

ASSEMBLY
AT-523
[ALL]
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AT

2. Measure dimensions “R” and “S” and then calculate dimension
“Q”.
a. Measure dimension “R”.
b. Measure dimension “S”.
c. Calculate dimension “Q”.
3. Adjust reverse clutch end play “T
2 ”.

Select proper thickness of thrust washer so that reverse clutch end play is within specifications. Refer
to AT- 5 3 9 , "
Reverse Clutch End Play" .
Assembly (3)ECS004MH
1. Install anchor end pin and lock nut on transaxle case.
CAUTION:
Do not reuse anchor end pin.
2. Place brake band and strut on outside of reverse clutch drum.
Tighten anchor end pin just enough so that brake band is evenly
fitted on reverse clutch drum.
SAT384D
SAT385D
“Q”: Distance between transaxle case fitting surface
and thrust washer mating surface.
Q = R – S
SAT386D
T2 = N – Q
Reverse clutch end play:
0.61 - 1.0 mm (0.0240 - 0.039 in)
SAT196F

AT-524
[ALL]
ASSEMBLY

3. Place bearing race selected in total end play adjustment step on
oil pump cover.
CAUTION:
Apply petroleum jelly to bearing race.
4. Place thrust washer selected in reverse clutch end play step on
reverse clutch drum.
CAUTION:
Apply petroleum jelly to thrust washer.
5. Install oil pump assembly and gasket on transaxle case.
CAUTION:
Do not reuse gasket.
6. Tighten oil pump fixing bolts to the specified torque. Refer to AT-
416, "Components"
7. Install O-ring to input shaft assembly (high clutch drum).
CAUTION:

Apply petroleum jelly to O-ring.

Do not reuse O-ring.
8. Adjust brake band.
CAUTION:
Do not reuse anchor end pin.
a. Tighten anchor end pin to the specified torque.
b. Back off anchor end pin two and a half turns.
c. While holding anchor end pin, tighten lock nut. Refer to AT- 5 3 5 ,
"BRAKE BAND" .
SCIA3629E
SCIA2980E
SCIA2979E
: 4.9 N·m (0.50 kg-m, 43 in-lb)
SCIA4869E

ASSEMBLY
AT-525
[ALL]
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9. Apply compressed air to oil holes of transaxle case and check
operation of brake band.
10. Install final drive assembly on transaxle case.
11. Install differential lubricant tube on converter housing. Tighten
differential lubricant tube bolts to the specified torque. Refer to
AT- 4 1 6 , "
Components" .
12. Install O-ring on differential oil port of transaxle case.
CAUTION:

Do not reuse O-ring.

Apply ATF to O-ring.
13. Install converter housing on transaxle case.
CAUTION:
Apply locking sealant (Locktite #518) to mating surface of
converter housing.
SAT397D
SAT228F
SAT063K
SCIA3281E
SCIA4929E

AT-530
[ALL]
SERVICE DATA AND SPECIFICATIONS (SDS)

SERVICE DATA AND SPECIFICATIONS (SDS)PFP:00030
General SpecificationsECS00CXK
*1: Refer to MA-17, "Fluids and Lubricants" .
Shift ScheduleECS00CXL
VEHICLE SPEED WHEN SHIFTING GEARS AND THROTTLE POSITION
For 85X23 model
For 85X64 model
VEHICLE SPEED WHEN PERFORMING LOCK-UP
Unit: km/h (MPH)
NOTE:

Lock-up vehicle speed indicates the speed in D4 position.

Perform lock-up inspection after warming up engine.

Lock-up vehicle speed may vary depending on the driving conditions and circumstances. EngineQR20DE QR25DE
Automatic transaxle model RE4F04B (4WD)
Automatic transaxle assembly Model code number 85X23 85X64
Transaxle gear ratio1st 2.785
2nd 1.545
3rd 1.000
4th 0.694
Reverse 2.272
Final drive 4.425 4.087
Recommended fluid Genuine Nissan ATF or equiualent*1
Fluid capacity (Imp qt)8.5 (7-1/2)
Throttle posi-
tionShift patternVehicle speed km/h (MPH)
D
1 → D2D2 → D3D3 → D4D4 → D3D3 → D2D2 → D1
Full throttleComfort53 - 61
(33 - 38)99 - 107
(62 - 67)156 - 164
(97 - 102)152 - 160
(94 - 99)89 - 97
(53 - 60)41 - 49
(25 - 30)
Auto power53 - 61
(33 - 38)99 - 107
(62 - 67)156 - 164
(97 - 102)152 - 160
(94 - 99)89 - 97
(55 - 60)41 - 49
(25 - 30)
Half throttleComfort34 - 42
(21 - 26)64 - 72
(40 - 45)124 - 138
(77 - 82)82 - 90
(51 - 56)41 - 49
(25 - 30)5 - 13
(3 - 8)
Auto power38 - 46
(24 - 29)70 - 78
(44 - 48)124 - 132
(77 - 82)81 - 89
(50 - 55)44 - 53
(27 - 33)5 - 13
(3 - 8)
Throttle posi-
tionShift patternVehicle speed km/h (MPH)
D
1 → D2D2 → D3D3 → D4D4 → D3D3 → D2D2 → D1
Full throttleComfort57 - 65
(35 - 40)107 - 115
(66 - 71)167 - 175
(104 - 109)163 - 171
(101 - 106)97 - 105
(60 - 65)41 - 49
(25 - 30)
Auto power57 - 65
(35 - 40)107 - 115
(66 - 71)167 - 175
(104 - 109)163 - 171
(101 - 106)97 - 105
(60 - 65)41 - 49
(25 - 30)
Half throttleComfort36 - 44
(22 - 27)71 - 79
(44 - 49)131 - 139
(81 - 86)77 - 85
(48 - 53)38 - 46
(23 - 28)5 - 13
(3 - 8)
Auto power42 - 50
(26 - 31)79 - 87
(49 - 54)131 - 139
(81 - 86)77 - 85
(48 - 53)45 - 53
(28 - 33)5 - 13
(3 - 8)
Model code No. 85X23 85X64
Vehicle speed Throttle position 1/8 58 - 66 (36 - 41) 61 - 69 (38 - 43)

SERVICE DATA AND SPECIFICATIONS (SDS)
AT-535
[ALL]
D
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*: Always check with the Parts Department for the latest parts information.
*: Always check with the Parts Department for the latest parts information.
CLUTCH AND BRAKE RETURN SPRINGS
Unit: mm (in)
*: Always check with the Parts Department for the latest parts information.
BRAKE BAND
Final DriveECS00F1X
DIFFERENTIAL SIDE GEAR CLEARANCE
Drive plate thickness mm (in)Standard 1.8 (0.071)
Wear limit 1.6 (0.063)
Driven plate thickness mm (in) Standard 1.8 (0.071)
Clearance mm (in)Standard 1.7 - 2.1 (0.067 - 0.083)
Wear limit 3.3 (0.130)
Thickness of retaining platesThickness mm (in) Part number*
2.0 (0.079)
2.2 (0.087)
2.4 (0.094)
2.6 (0.102)
2.8 (0.110)
3.0 (0.118)
3.2 (0.126)
3.4 (0.134)31667-80X00
31667-80X01
31667-80X02
31667-80X03
31667-80X04
31667-80X05
31667-80X06
31667-80X07
Model code number85X64
Number of drive plates6
Number of driven plates6
Drive plate thickness mm (in)Standard 1.8 (0.071)
Wear limit 1.6 (0.063)
Driven plate thickness mm (in) Standard 1.8 (0.071)
Clearance mm (in)Standard 1.7 - 2.1 (0.067 - 0.083)
Wear limit 3.3 (0.130)
Thickness of retaining platesThickness mm (in) Part number*
2.0 (0.079)
2.2 (0.087)
2.4 (0.094)
2.6 (0.102)
2.8 (0.110)
3.0 (0.118)
3.2 (0.126)
3.4 (0.134)31667-80X00
31667-80X01
31667-80X02
31667-80X03
31667-80X04
31667-80X05
31667-80X06
31667-80X07
Parts Part number* Free length Outer diameter
Forward clutch (Overrun clutch)
(22 pcs)31505-80X02 21.4 (0.843) 10.3 (0.406)
High clutch (12 pcs) 31505-80X05 22.5 (0.886) 10.8 (0.425)
Low & reverse brake (24 pcs) 31505-80X07 24.1 (0.949) 6.6 (0.260)
Anchor end pin tightening torque N·m (kg-m, in-lb) 4.9 (0.50, 43)
Number of returning revolutions for anchor end pin 2.5
Lock nut tightening torque N·m (kg-m, ft-lb) 34 (3.5, 25)
Clearance between side gear and differential case with
washer mm (in)0.1 - 0.2 (0.004 - 0.008)

TF-1
TRANSFER
D DRIVELINE/AXLE
CONTENTS
C
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F
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M
SECTION
A
B
TF

TRANSFER
PRECAUTIONS .......................................................... 3
Precautions for Supplemental Restraint System
(SRS) “AIR BAG” and “SEAT BELT PRE-TEN-
SIONER” .................................................................. 3
Precautions .............................................................. 3
Service Notice .......................................................... 4
Wiring Diagrams and Trouble Diagnosis .................. 4
PREPARATION ........................................................... 5
Special Service Tools ............................................... 5
NOISE, VIBRATION AND HARSHNESS (NVH)
TROUBLESHOOTING ................................................ 8
NVH Troubleshooting Chart ..................................... 8
TRANSFER OIL .......................................................... 9
Replacement ............................................................ 9
DRAINING ............................................................. 9
FILLING ................................................................. 9
Inspection ................................................................. 9
OIL LEAKAGE AND OIL LEVEL ........................... 9
ALL MODE 4X4 SYSTEM ........................................ 10
Power Transfer Diagram ........................................ 10
System Description ................................................ 10
ELECTRIC CONTROLLED COUPLING ............. 10
4WD CONTROL UNIT ........................................ 10
4WD MODE SWITCH .......................................... 11
4WD INDICATOR LAMP AND LOCK INDICATOR
LAMP ................................................................... 11
4WD WARNING LAMP ........................................ 11
System Diagram ..................................................... 12
COMPONENTS FUNCTION DESCRIPTION ..... 13
CAN Communication .............................................. 13
SYSTEM DESCRIPTION .................................... 13
CAN COMMUNICATION UNIT (M/T MODELS
WITHOUT ESP) .................................................. 13
CAN COMMUNICATION UNIT (A/T MODELS
WITHOUT ESP) .................................................. 14
CAN COMMUNICATION UNIT (M/T MODELS
WITH ESP) .......................................................... 15
CAN COMMUNICATION UNIT (A/T MODELS
WITH ESP) .......................................................... 16
TROUBLE DIAGNOSIS ............................................ 18Fail-safe Function ................................................... 18
How to Perform Trouble Diagnosis ......................... 18
BASIC CONCEPT ............................................... 18
Location of Electrical Parts ..................................... 19
Circuit Diagram ....................................................... 20
Wiring Diagram — 4WD — ..................................... 21
LHD MODELS ..................................................... 21
RHD MODELS .................................................... 24
Trouble Diagnosis Chart for Symptoms .................. 27
4WD Control Unit Input/Output Signal Reference
Values ..................................................................... 28
4WD CONTROL UNIT INSPECTION TABLE ..... 28
CONSULT-II Function ............................................. 29
FUNCTION .......................................................... 29
CONSULT-II SETTING PROCEDURE ................ 29
SELF-DIAG RESULT MODE ............................... 30
DATA MONITOR MODE ...................................... 31
ACTIVE TEST MODE ......................................... 32
4WD CONTROL UNIT PART NUMBER .............. 32
TROUBLE DIAGNOSIS FOR SYSTEM .................... 33
Power Supply Circuit for 4WD Control Unit ............ 33
CONSULT-II REFERENCE VALUE IN DATA
MONITOR MODE ................................................ 33
DIAGNOSTIC PROCEDURE .............................. 33
4WD Control Unit .................................................... 34
DIAGNOSTIC PROCEDURE .............................. 34
ABS System ........................................................... 34
DIAGNOSTIC PROCEDURE .............................. 34
4WD Solenoid ......................................................... 36
CONSULT-II REFERENCE VALUE IN DATA
MONITOR MODE ................................................ 36
DIAGNOSTIC PROCEDURE .............................. 36
COMPONENT INSPECTION .............................. 38
4WD Actuator Relay ............................................... 38
CONSULT-II REFERENCE VALUE IN DATA
MONITOR MODE ................................................ 38
DIAGNOSTIC PROCEDURE .............................. 38
4WD Mode Switch .................................................. 40
CONSULT-II REFERENCE VALUE IN DATA
MONITOR MODE ................................................ 40

TF-2 DIAGNOSTIC PROCEDURE .............................. 40
COMPONENT INSPECTION .............................. 42
Engine Control Signal ............................................. 42
DIAGNOSTIC PROCEDURE .............................. 42
CAN Communication Line ...................................... 43
DIAGNOSTIC PROCEDURE .............................. 43
TROUBLE DIAGNOSIS FOR SYMPTOMS .............. 44
4WD Indicator Lamp and LOCK Indicator Lamp Do
Not Turn ON for Approx. 1 Second When The Igni-
tion Switch Is Turned to ON .................................... 44
DIAGNOSTIC PROCEDURE .............................. 44
4WD Warning Lamp Does Not Turn ON When The
Ignition Switch Is Turned to ON .............................. 45
DIAGNOSTIC PROCEDURE .............................. 45
4WD Warning Lamp Does Not Turn OFF Several
Seconds after Engine Started ................................. 46
DIAGNOSTIC PROCEDURE .............................. 46
4WD Mode Cannot Be Switched after Engine Is
Started .................................................................... 47
DIAGNOSTIC PROCEDURE .............................. 47
Heavy Tight-corner Braking Symptom Occurs
When The Vehicle Is Driven in AUTO Mode and The
Steering Wheel Is Turned Fully to Either Side after
The Engine Is Started ............................................. 48
DIAGNOSTIC PROCEDURE .............................. 48
Vehicle Does Not Enter 4WD Mode Even Though
4WD Warning Lamp Turned to OFF ....................... 49
DIAGNOSTIC PROCEDURE .............................. 50
While Driving, 4WD Warning Lamp Flashes Rapidly
(When Flashing in Approx. 1 Minute and Then Turn-
ing OFF) ................................................................. 50
While Driving, 4WD Warning Lamp Flashes Slowly
(When Continuing to Flash until Turning Ignition Switch OFF) ............................................................ 51
DIAGNOSTIC PROCEDURE ............................... 51
4WD CONTROL UNIT ............................................... 52
Removal and Installation ......................................... 52
REMOVAL ............................................................ 52
INSTALLATION .................................................... 52
SIDE OIL SEAL ......................................................... 53
Removal and Installation ......................................... 53
REMOVAL ............................................................ 53
INSTALLATION .................................................... 53
AIR BREATHER HOSE ............................................. 54
Components ............................................................ 54
Removal and Installation ......................................... 54
TRANSFER ASSEMBLY ........................................... 55
Removal and Installation ......................................... 55
COMPONENTS ................................................... 55
REMOVAL ............................................................ 55
INSTALLATION .................................................... 56
Disassembly and Assembly .................................... 57
COMPONENTS ................................................... 57
ASSEMBLY INSPECTION ................................... 58
DISASSEMBLY .................................................... 62
INSPECTION AFTER DISASSEMBLY ................ 66
SELECTING ADJUSTING SHIMS ....................... 67
ASSEMBLY .......................................................... 68
SERVICE DATA AND SPECIFICATIONS (SDS) ...... 74
General Specifications ............................................ 74
Inspection and Adjustment ...................................... 74
PRELOAD TORQUE BEFORE DISASSEMBLY ... 74
PRELOAD TORQUE AFTER DISASSEMBLY
AND REASSEMBLY ............................................ 74
BACKLASH .......................................................... 74
COMPANION FLANGE RUNOUT ....................... 74
SELECTIVE PARTS ............................................ 74