NISSAN X-TRAIL 2003 Electronic Repair Manual

REPAIR FOR COMPONENT PARTS
AT-495
[ALL]
D
E
F
G
H
I
J
K
L
MA
B
AT
e. Place lower body as shown in illustration (side of inter body face
up). Install steel balls in their proper positions.
f. Install inter body on upper body using reamer boltsfas guides.
lBe careful not to dislocate or drop steel balls.
g. Install check balls and oil cooler relief valve springs in their
proper positions in lower body.
h. Install lower separating gasket, lower inter separating gasket
and lower separating plate in order shown in illustration.
i. Install boltsefrom bottom of lower body. Using boltseas
guides, install separating plate and gaskets as a set.
j. Temporarily install support plates on lower body.
SAT705J
SAT076FA
SAT110DA
BAT002
SAT078FA

AT-496
[ALL]
REPAIR FOR COMPONENT PARTS
k. Install lower body on inter body using reamer boltsfas guides
and tighten reamer boltsfslightly.
2. Install O-rings to solenoid valves and terminal body.
lApply ATF to O-rings.
3. Install and tighten bolts.
Bolt length, number and location:
SAT126DA
SCIA0804E
Bolt symbolabcde f g
Bolt length “ ” mm (in)
13.5
(0.531)58.0
(2.283)40.0
(1.575)66.0
(2.598)33.0
(1.299)78.0
(3.071)18.0
(0.709)
Number of bolts 6 3 6 11 2 2 1
SAT704J

REPAIR FOR COMPONENT PARTS
AT-497
[ALL]
D
E
F
G
H
I
J
K
L
MA
B
AT
a. Install and tighten boltsbto specified torque.
b. Install solenoid valve assembly and line pressure solenoid valve
to lower body.
c. Set oil strainer, then tighten boltsa,c,dand nutsfto specified
torque.
d. Tighten boltseto specified torque. :7-9N-m(0.7-0.9kg-m,61-78in-lb)
SAT081FA
SAT062F
: 7 - 9 N-m (0.7 - 0.9 kg-m, 61 - 78 in-lb)
SAT083FA
: 3.4 - 4.4 N-m (0.35 - 0.45 kg-m, 30.4 - 39.1 in-lb)
SAT084F

AT-498
[ALL]
REPAIR FOR COMPONENT PARTS
Control Valve Upper Body
ECS004M3
COMPONENTS
Apply ATF to all components before installation.
1. Upper body 2. Cooler check valve 3. Return spring
4. Plug 5. Retainer plate 6. 1-2 accumulator valve
7. Return spring 8. Plug 9. Retainer plate
10. Torque converter clutch control valve 11. Return spring 12. Torque converter clutch control plug
13. Torque converter clutch control
sleeve14. Retainer plate 15. Torque converter relief valve
16. Return spring 17. Retainer plate 18. Return spring
19. Overrun clutch reducing valve 20. Plug 21. Retainer plate
22. Retainer plate 23. Return spring 24. Pilot valve
25. Retainer plate 26. Plug 27. 1-2 accumulator piston
28. Return spring 29. 1-2 accumulator retainer plate 30. Retainer plate
31. Plug 32. 1st reducing valve 33. Return spring
34. Retainer plate 35. Return spring 36. 3-2 timing valve
SAT772J

REPAIR FOR COMPONENT PARTS
AT-499
[ALL]
D
E
F
G
H
I
J
K
L
MA
B
AT
DISASSEMBLY
1. Remove valves at retainer plates.
lDo not use a magnetic pick-up tool.
a. Use a screwdriver to remove retainer plates.
b. Remove retainer plates while holding spring, plugs or sleeves.
lRemove plugs slowly to prevent internal parts from jump-
ing out.
c. Place mating surface of valve body face down, and remove
internal parts.
lIf a valve is hard to remove, place valve body face down
and lightly tap it with a soft hammer.
lBe careful not to drop or damage valves and sleeves.
SAT551G
SAT553G
SAT554G
SAT137D

AT-500
[ALL]
REPAIR FOR COMPONENT PARTS
INSPECTION
Valve Spring
lMeasure free length and outer diameter of each valve spring.
Also check for damage or deformation.
lReplace valve springs if deformed or fatigued.
Control Valves
lCheck sliding surfaces of valves, sleeves and plugs.
ASSEMBLY
lLay control valve body down when installing valves. Do not
stand the control valve body upright.
1. Lubricate the control valve body and all valves with ATF. Install
control valves by sliding them carefully into their bores.
lBe careful not to scratch or damage valve body.
lWrap a small screwdriver with vinyl tape and use it to insert
the valves into their proper positions. Inspection standard :Refer toAT-563, "
SERVICE
DATA AND SPECIFICATIONS
(SDS)".
SAT138D
SAT139D
SAT140DA
SAT141D

REPAIR FOR COMPONENT PARTS
AT-501
[ALL]
D
E
F
G
H
I
J
K
L
MA
B
AT
1-2 Accumulator Valve
lInstall 1-2 accumulator valve. Align 1-2 accumulator retainer
plate from opposite side of control valve body.
lInstall return spring, 1-2 accumulator piston and plug.
1. Install retainer plates.
lWhile pushing plug or return spring, install retainer plate.
Retainer Plate (Upper Body)
Unit: mm (in)
lInstall proper retainer plates.
Refer toAT- 4 9 8 , "
Control Valve Upper Body".
SAT142D
SAT143D
No. Name of control valve Width A Length B
22 Pilot valve
6.0 (0.236)21.5 (0.846) 30 1st reducing valve
34 3-2 timing valve
17 Torque converter relief valve
9 1-2 accumulator valve
40.5 (1.59)
25 1-2 accumulator piston valve
21 Overrunclutchreducingvalve
24.0 (0.945)
5 Cooler check valve
14 Torque converter clutch control valve 28.0 (1.102)
SAT086F

AT-502
[ALL]
REPAIR FOR COMPONENT PARTS
Control Valve Lower Body
ECS004M4
COMPONENTS
Apply ATF to all components before installation.
1. Lower body 2. Retainer plate 3. Return spring
4. Piston 5. Parallel pin 6. Sleeve
7. Return spring 8. Pressure modifier valve 9. Retainer plate
10. Plug 11. Shift valve B 12. Return spring
13. Manual valve 14. Pressure regulator valve 15. Return spring
16. Spring seat 17. Plug 18. Sleeve
19. Retainer plate 20. Return spring 21. Overrun clutch control valve
22. Plug 23. Retainer plate 24. Return spring
25. Accumulator control valve 26. Plug 27. Retainer plate
28. Shift valve A 29. Return spring 30. Retainer plate
31. Shuttle valve 32. Return spring 33. Plug
34. Plug 35. Retainer plate
SAT773J

REPAIR FOR COMPONENT PARTS
AT-503
[ALL]
D
E
F
G
H
I
J
K
L
MA
B
AT
DISASSEMBLY
lRemove valves at retainer plate.
For removal procedures, refer to “DISASSEMBLY”,AT-498,
"Control Valve Upper Body".
INSPECTION
Valve Springs
lCheck each valve spring for damage or deformation. Also mea-
sure free length and outer diameter.
lReplace valve springs if deformed or fatigued.
Control Valves
lCheck sliding surfaces of control valves, sleeves and plugs for damage.
ASSEMBLY
lInstall control valves.
For installation procedures, refer to “ASSEMBLY”,AT-498,
"Control Valve Upper Body".
Retiner Plate (Lower Body)
Unit: mm (in)
lInstall proper retainer plates.
Refer toAT- 5 0 2 , "
Control Valve Lower Body".
SAT550G
Inspection standard :Refer toAT- 5 6 3 , "SERVICE DATA
AND SPECIFICATIONS (SDS)".
SAT138D
SAT550A
No. Name of control valve and plug Width A Length B Type
19 Pressure regulator valve
6.0
(0.236)28.0
(1.102)I 27 Accumulator control valve
30 Shift valve A
23 Overrun clutch control valve
2 Pressure modifier valve
35 Shuttle valve
9 Shift valve B — — II
SAT089F

AT-504
[ALL]
REPAIR FOR COMPONENT PARTS
Reverse Clutch
ECS004M5
COMPONENTS
DISASSEMBLY
1. Check operation of reverse clutch
a. Install seal ring onto drum support of oil pump cover and install
reverse clutch assembly. Apply compressed air to oil hole.
b. Check to see that retaining plate moves to snap ring.
c. If retaining plate does not contact snap ring:
lD-ring might be damaged.
lOil seal might be damaged.
lFluid might be leaking past piston check ball.
2. Remove snap ring.
3. Remove drive plates, driven plates, retaining plate, and dish
plates.
4. Set Tool on spring retainer and remove snap ring from reverse
clutch drum while compressing return springs.
lSet Tool directly over springs.
lDo not expand snap ring excessively.
5. Remove spring retainer and return springs.
SAT430IA
SAT092F
SAT093F
SAT094FC