length NISSAN VERSA 2006 Workshop Service User Guide

REPAIR FOR COMPONENT PARTS
AT-305
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AT
Revision: June 20062007 Versa

Wrap a small flat-bladed screwdriver A with vinyl tape and use it
to insert valves into their proper positions.

Install retainer plates (1).
–While pushing plug or return spring, install retainer plate (1)
using a flat-bladed screwdriver A.
1-2 Accumulator Valve

Install 1-2 accumulator valve (1), 1-2 accumulator valve spring
and plug. Align 1-2 accumulator retainer plate (2) from opposite
side of control valve body.

Install 1-2 accumulator valve piston spring (3), 1-2 accumulator
piston (4), plug (5) and retainer plate (6).
Retainer Plate (Control Valve Upper Body)
Install proper retainer plates. Refer to AT-302, "COMPONENTS" .
Unit: mm (in)
SCIA7138E
SCIA7139E
SCIA7182E
Loca
tionRetainer plate designation Width “A” Length “B”
L14 Pilot valve
6.0 (0.236)21.5 (0.846)
L151-2 accumulator valve
40.5 (1.594)
1-2 accumulator piston
L16 1st reducing valve
21.5 (0.846)
L17 3-2 timing valve
L18 Overrun clutch reducing valve 24.0 (0.945)
L19 Torque converter relief valve 21.5 (0.846)
L20 Torque converter clutch control valve 28.0 (1.102)
L21 Cooler check valve 24.0 (0.945)
SAT0 8 6F

REPAIR FOR COMPONENT PARTS
AT-307
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Revision: June 20062007 Versa
DISASSEMBLY
Remove valves at retainer plate.
For removal procedures, refer to AT-303, "
DISASSEMBLY" .
INSPECTION
Valve Springs

Check each valve spring for damage or deformation. Also mea-
sure free length and outer diameter. Refer to AT-380, "
Control
Va l v e s" .

Replace valve springs if deformed or fatigued.
Control Valves
Check sliding surfaces of control valves, sleeves and plugs for damage. Replace if necessary.
ASSEMBLY
CAUTION:

Apply ATF to all components before installation.

Lay control valve body down when installing valves. Do not
stand control valve body upright.
1. Retainer plate 2. Pressure modifier piston spring 3. Pressure modifier piston
4. Parallel pin 5. Sleeve 6. Pressure modifier valve spring
7. Pressure modifier valve 8. Control valve lower body 9. Manual valve
10. Pressure regulator valve 11. Pressure regulator valve spring 12. Spring seat
13. Plug 14. Retainer plate 15. Sleeve
16. Overrun clutch control valve spring 17. Overrun clutch control valve 18. Plug
19. Retainer plate 20. Accumulator control valve spring 21. Accumulator control valve
22. Plug 23. Retainer plate 24. Retainer plate
25. Shift valve A spring 26. Shift valve A 27. Retainer plate
28. Plug 29. Shuttle plug 30. Shuttle valve spring
31. Shuttle valve 32. Shift valve B spring 33. Shift valve B
34. Plug 35. Retainer plate
SCIA4978E
SAT1 3 8D
SAT1 3 9D

AT-308
REPAIR FOR COMPONENT PARTS
Revision: June 20062007 Versa
Install control valves.
For installation procedures, refer to AT-304, "
ASSEMBLY" .
Retainer Plate (Control Valve Lower Body)
Install proper retainer plates. Refer to AT-306, "COMPONENTS" .
Unit: mm (in)
SCIA4978E
Loca
tionRetainer plate designation Width “A” Length “B” Type
L3 Pressure regulator valve
6.0
(0.236)28.0
(1.102)I L4 Overrun clutch control valve
L5 Accumulator control valve
L6 Shift valve A
L7 Shuttle valve
L12 Shift valve B17.0
(0.669)24.0
(0.945)II
L13 Pressure modifier valve6.0
(0.236)28.0
(1.102)I
SAT0 8 9F

REPAIR FOR COMPONENT PARTS
AT-311
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Revision: June 20062007 Versa
INSPECTION
Reverse Clutch Snap Ring
Check for deformation, fatigue or damage. Replace if necessary.
Reverse Clutch Drive Plates

Check facing for burns, cracks or damage. Replace if necessary.

Measure thickness of facing.
CAUTION:

Measure the thickness at 3 locations and find the aver-
age.

Inspect all drive plates.

Replace if the thickness is below the allowable limit.
Reverse Clutch Dish Plates

Check for deformation or damage.

Measure thickness (t) of dish plate. Replace if damaged,
deformed or worn.
Reverse Clutch Spring Retainer Assembly
Measure length (L) of spring retainer assembly. Replace if damaged,
deformed or worn.
CAUTION:
Do not remove return springs (A) from spring retainer (B)
Reverse Clutch Piston

Make sure that check balls are not fixed.

Apply compressed air to check ball oil hole opposite from return
spring. Make sure there is no air leakage.

Apply compressed air to oil hole on return spring side to make
sure that air leaks past ball.
Reverse Clutch Drum
Check for deformation or damage. Replace if necessary.Thickness of drive plate
Standard and allowable limit:
Refer to AT-380, "
REVERSE CLUTCH" .
SAT1 6 2D
Thickness of dish plate (t): 2.87 mm (0.1130 in)
SCIA8008E
Length (L): 20.1 mm (0.791 in)
SCIA7025J
SAT1 6 4D

AT-316
REPAIR FOR COMPONENT PARTS
Revision: June 20062007 Versa
INSPECTION
High Clutch Snap Ring
Check for deformation, fatigue or damage. Replace if necessary.
High Clutch Drive Plates

Check facing for burns, cracks or damage. Replace if necessary.

Measure thickness of facing.
CAUTION:

Measure the thickness at 3 locations and find the aver-
age.

Inspect all drive plates.

Replace if the thickness is below the allowable limit.
High Clutch Spring Retainer Assembly
Check length (L) of springs retainer assembly. Replace if damaged,
deformed or worn.
CAUTION:
Do not remove return springs (A) from spring retainers (B).
High Clutch Piston and Cancel Cover
Check for deformation or damage. Replace if necessary.
Input Shaft Assembly (High Clutch Drum)
Check for deformation or damage. Replace if necessary.
Seal Ring Clearance

Install new seal rings onto input shaft assembly (high clutch
drum).

Measure clearance between seal ring and ring groove.

If not within allowable limit, replace input shaft assembly (high
clutch drum).Thickness of drive plate
Standard and allowable limit:
Refer to AT-381, "
HIGH CLUTCH" .
SAT1 6 2D
Length (L): 20.6 mm (0.811 in)
SCIA7038E
Standard clearance and allowable limit:
Refer to AT-382, "
Input Shaft" .
SCIA4901E

REPAIR FOR COMPONENT PARTS
AT-323
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Revision: June 20062007 Versa
Forward Clutch and Overrun Clutch Spring Retainer Assembly
Check length (L) of spring retainer assembly. Replace if damaged,
deformed or worn.
CAUTION:
Do not remove return springs (A) from spring retainer (B)
Forward Clutch Drum

Make sure that check balls are not fixed.

Apply compressed air to check ball oil hole from outside of for-
ward clutch drum. Make sure air leaks past ball.

Apply compressed air to oil hole from inside of forward clutch
drum. Make sure there is no air leakage.
Overrun Clutch Piston

Make sure that check balls are not fixed.

Apply compressed air to check ball oil hole opposite return
spring. Make sure there is no air leakage.

Apply compressed air to oil hole on return spring side. Make
sure that air leaks through ball hole.
ASSEMBLY
1. Install seal lips (1) and D-rings (2) on forward clutch piston (3)
and overrun clutch piston (4).
CAUTION:
Be careful with the direction of seal lips (1).Length (L): 27.7 mm (0.1091 in)
SCIA7025J
SAT2 1 3D
SAT2 1 2D
SCIA6005J

REPAIR FOR COMPONENT PARTS
AT-329
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Revision: June 20062007 Versa
INSPECTION
Low & Reverse Brake Snap Rings
Check for deformation, fatigue or damage. Replace if necessary.
Low & Reverse Brake Drive Plates

Check facing for burns, cracks or damage. Replace if necessary.

Measure thickness of facing.
CAUTION:

Measure the thickness at 3 locations and find the aver-
age.

Inspect all drive plates.

Replace if the thickness is below the allowable limit.
Low & Reverse Brake Dish Plates

Check for deformation or damage.

Measure thickness (t) of dish plate. Replace if damaged,
deformed or worn.
Low & Reverse Brake Spring Retainer Assembly
Check length (L) of spring retainer assembly. Replace if damaged,
deformed or worn.
CAUTION:
Do not remove return springs (A) from spring retainer (B)
ASSEMBLY
1. Install seal lip (1) and D-ring (2) on low & reverse brake piston
(3).Thickness of drive plate
Standard and allowable limit:
Refer to AT-381, "
LOW & REVERSE BRAKE" .
SAT1 6 2D
Thickness of dish plate (t): 2.93 mm (0.1154 in)
SCIA8008E
Length (L): 26.3 mm (1.035 in)
SCIA7025J
SCIA6516J

REPAIR FOR COMPONENT PARTS
AT-345
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Revision: June 20062007 Versa
9. Remove spring retainer (1), OD servo return spring (2), band
servo piston (3) and band servo thrust washer (4) from band
servo piston stem (5).
10. Remove O-ring (1) from servo piston retainer (2).
11. Remove D-rings from band servo piston.
INSPECTION
Pistons, Retainers and Piston Stem
Check the sliding surfaces for damage or excessive wear. Replace if necessary.
Return Springs

Check each return spring for damage or deformation. Also mea-
sure free length. Refer to AT-382, "
Band Servo" .

Replace springs if deformed or fatigued.
SCIA7054E
SCIA7967E
SCIA3688E
SAT1 3 8D

ASSEMBLY
AT-355
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Revision: June 20062007 Versa
8. Install return spring (2) on parking shaft (3) and parking pawl (1)
using a flat-bladed screwdriver.
Adjustment (1)UCS005WH
DIFFERENTIAL SIDE BEARING PRELOAD
1. Select proper thickness of differential side bearing adjusting shim using the following procedures.
a. Install differential side bearing outer race without differential side
bearing adjusting shim on transaxle case.
CAUTION:
Apply ATF to differential side bearing outer race.
b. Install differential side bearing outer race on converter housing.
CAUTION:
Apply ATF to differential side bearing outer race.
c. Place final drive assembly on transaxle case.
d. Tighten converter housing fitting bolts (1) and (2) to the specified
torque. Refer to AT-349, "
Final Drive" .
SCIA6996E
SAT9 4 7DA
Bolt 1 2
Bolt length
[mm (in)]
32.8 (1.291) 40 (1.57)
Number of bolts 10 10
SCIA7970E

AT-372
ASSEMBLY
Revision: June 20062007 Versa
16. Install differential lubricant tube (1) and clips (2) on converter
housing.
: Bolt (3)
17. Tighten differential lubricant tube fitting bolts to the specified
torque. Refer to AT-257, "
Components" .
18. Install O-ring on differential oil port of transaxle case.
19. Apply locking sealant (loctite #518) to transaxle case as shown
in the figure.
: Inside of transaxle case
CAUTION:
Completely remove all moisture, oil and old sealant, etc.
from the transaxle case and converter housing mating sur-
faces.
20. Install converter housing on transaxle case.
21. Install bracket on converter housing.
22. Tighten converter housing fitting bolts (1) and (2) to the specified
torque. Refer to AT-257, "
Components" .
23. Install plug or speedometer pinion according to the following
procedures.
SCIA7817E
SCIA3281E
“A”: 3 - 5 mm (0.12 - 0.20 in)
“B”: 8 mm (0.31 in) R
“C”: 1.5 mm (0.059 in) dia.
“D”: 4 mm (0.16 in)
SCIA7089E
Bolt 1 2
Bolt length
[mm (in)]
32.8 (1.291) 40 (1.57)
Number of bolts 10 10
SCIA7970E