length NISSAN ALMERA 2001 Service Manual

SAT992C
Control Valve Assembly and AccumulatorsNJAT0110REMOVALNJAT0110S011. Drain ATF from transaxle.
2. Remove oil pan and gasket.
SAT064K
3. Disconnect A/T solenoid valve harness connector.
AAT265A
4. Remove stopper ring from A/T solenoid harness terminal body.
5. Remove A/T solenoid harness by pushing terminal body into
transmission case.
AAT260A
6. Remove control valve assembly by removing fixing bolts.
Bolt length, number and location:
Bolt symbol A B C
Bolt length ª!º
40.0 mm
(1.575 in)33.0 mm
(1.299 in)43.5 mm
(1.713 in)
Number of bolts 5 6 2
+Be careful not to drop manual valve and servo release
accumulator return springs.
7. Disassemble and inspect control valve assembly if necessary.
Refer to AT-366.
ON-VEHICLE SERVICE
Control Valve Assembly and Accumulators
AT-351

AAT259A
14. Remove rear plate cover.
15. Remove torque converter bolts.
Rotate crankshaft to gain access to securing bolts.
16. Remove rear transaxle to engine bracket. Refer to EM-51,
ªREMOVAL AND INSTALLATIONº.
17. Support engine with a jack.
18. Remove rear transaxle mount. Refer to EM-51, ªREMOVAL
AND INSTALLATIONº.
19. Remove lower bolts fixing transaxle to engine.
20. Lower transaxle while supporting it with a jack.
SAT977H
InstallationNJAT01161. Check drive plate runout.
CAUTION:
Do not allow any magnetic materials to contact the ring gear
teeth.
Maximum allowable runout:
Refer to EM-62, ªFLYWHEEL/DRIVE PLATE
RUNOUTº.
+If this runout is out of allowance, replace drive plate with ring
gear.
SAT573D
2. When connecting torque converter to transaxle, measure dis-
tance ªAº to be certain that they are correctly assembled.
Distance ªAº:
15.9 mm (0.626 in) or more
AAT266A
3. Install torque converter to drive plate.
+With converter installed, rotate crankshaft several turns to
check that transaxle rotates freely without binding.
SAT029K
4. Tighten belts fixing transaxle.
Bolt No.Tightening torque
N´m (kg-m, ft-lb)Bolt length ª!º
mm (in)
1 30 - 40 (3.1 - 4.1, 23 - 29) 50 (1.97)
2*1 16 - 20 (1.6 - 2.1, 12 - 15) 25 (0.98)
3 31 - 40 (3.1 - 4.1, 23 - 29) 30 (1.18)
4*2 30 - 40 (3.1 - 4.1, 23 - 29) 16 (0.63)
5*2 16 - 20 (1.6 - 2.1, 12 - 15) 20 (0.79)
REMOVAL AND INSTALLATION
Removal (Cont'd)
AT-355

SAT023DA
16. Check accumulator pistons and contact surface of transmis-
sion case for damage.
17. Check accumulator return springs for damage and free length.
Return springs:
Refer to SDS, AT-484.
SAT129E
18. Remove lip seals from band servo oil port.
SAT027D
19. Remove converter housing according to the following proce-
dures.
a. Remove converter housing mounting bolts A and B.
SAT028D
b. Remove converter housing.
SAT131E
c. Remove O-ring from differential oil port.
DISASSEMBLY
AT-369

DISASSEMBLY=NJAT0130+Disassemble upper, inter and lower bodies.
Bolt length, number and location:
Bolt symbol A B C D E F G
Bolt length ª!º
13.5 mm
(0.531 in)58.0 mm
(2.283 in)40.0 mm
(1.575 in)66.0 mm
(2.598 in)33.0 mm
(1.299 in)78.0 mm
(3.071 in)18.0 mm
(0.709 in)
Number of bolts 6 3 6 11 2 2 1
F: Reamer bolt with nut
SAT869J
SAT083F
1. Remove bolts A, D and F, and remove oil strainer from control
valve assembly.
SAT316GA
2. Remove solenoid valve assembly and line pressure solenoid
valve from control valve assembly.
+Be careful not to lose the line pressure solenoid valve
spring.
REPAIR FOR COMPONENT PARTS
Control Valve Assembly (Cont'd)
AT-389

SAT115D
Oil StrainerNJAT0131S02+Check wire netting of oil strainer for damage.
SAT322GC
Shift Solenoid Valves A and B, Line Pressure Solenoid
Valve, Torque Converter Clutch Solenoid Valve and
Overrun Clutch Solenoid Valve
NJAT0131S03+Refer to ªResistance Checkº of each solenoid valve.
ValvesExcept for Euro-
OBDEuro-OBD
Shift solenoid valve A AT-147 AT-251
Shift solenoid vavle B AT-153 AT-257
Line pressure solenoid valve AT-182 AT-245
Torque converter clutch solenoid valve AT-164 AT-238
Overrun clutch solenoid valve AT-158 AT-273
SAT138D
Oil Cooler Relief Valve SpringNJAT0131S04+Check springs for damage or deformation.
+Measure free length and outer diameter.
Inspection standard:
Unit: mm (in)
Part No.!D
31872 31X00 17.0 (0.669) 8.0 (0.315)
SAT871J
ASSEMBLYNJAT01321. Install upper, inter and lower body.
a. Place oil circuit of upper body face up. Install steel balls in their
proper positions.
REPAIR FOR COMPONENT PARTS
Control Valve Assembly (Cont'd)
AT-392

3. Install and tighten bolts.
Bolt length, number and location:
Bolt symbolABCDE FG
Bolt length ª!º
13.5 mm
(0.531 in)58.0 mm
(2.283 in)44.0 mm
(1.732 in)66.0 mm
(2.598 in)33.0 mm
(1.299 in)78.0 mm
(3.071 in)18.0 mm
(0.709 in)
Number of bolts 6 3 6 11 2 2 1
F: Reamer bolt with nut
SAT869J
SAT081F
a. Install and tighten boltsBto specified torque.
:7-9N´m(0.7 - 0.9 kg-m, 61 - 78 in-lb)
SAT316GA
b. Install solenoid valve assembly and line pressure solenoid
valve to lower body.
REPAIR FOR COMPONENT PARTS
Control Valve Assembly (Cont'd)
AT-395

SAT321G
DISASSEMBLYNJAT01341. Remove valves at retainer plates.
+Do not use a magnetic ªhandº.
SAT135D
a. Use a screwdriver to remove retainer plates.
SAT136D
b. Remove retainer plates while holding spring, plugs or sleeves.
+Remove plugs slowly to prevent internal parts from jump-
ing out.
SAT137D
c. Place mating surface of valve body face down, and remove
internal parts.
+If a valve is hard to remove, place valve body face down
and lightly tap it with a soft hammer.
+Be careful not to drop or damage valves and sleeves.
SAT138D
INSPECTIONNJAT0135Valve SpringNJAT0135S01+Measure free length and outer diameter of each valve spring.
Also check for damage or deformation.
Inspection standard:
Refer to SDS, AT-474.
+Replace valve springs if deformed or fatigued.
Control ValvesNJAT0135S02+Check sliding surfaces of valves, sleeves and plugs.
REPAIR FOR COMPONENT PARTS
Control Valve Upper Body (Cont'd)
AT-398

SAT086F
Retainer Plate (for control valve upper body)NJAT0136S02Refer to AT-397.
Unit: mm (in)
Name of valve and piston No. Length A Length B
Pilot valve 22
6.0 (0.236)21.5 (0.846)
1-2 accumulator valve 17
40.5 (1.59)
1-2 accumulator piston 25
1st reducing valve 30 21.5 (0.846)
Overrun clutch reducing valve 5 24.0 (0.945)
Torque converter relief valve 8 21.5 (0.846)
Torque converter clutch control valve 13 28.0 (1.102)
3-2 timing valve 34 21.5 (0.846)
Cooler check valve 21 24.0 (0.945)
+Install proper retainer plates.
REPAIR FOR COMPONENT PARTS
Control Valve Upper Body (Cont'd)
AT-400

SAT872J
DISASSEMBLYNJAT0138Remove valves at retainer plate.
For removal procedures, refer to AT-389.
SAT138D
INSPECTIONNJAT0139Valve SpringsNJAT0139S01+Check each valve spring for damage or deformation. Also
measure free length and outer diameter.
Inspection standard:
Refer to SDS, AT-474.
+Replace valve springs if deformed or fatigued.
Control ValvesNJAT0139S02+Check sliding surfaces of control valves, sleeves and plugs for
damage.
SAT872J
ASSEMBLYNJAT0140+Install control valves.
For installation procedures, refer to AT-399.
SAT089F
Retainer Plate (for control valve lower body)NJAT0140S01Refer to AT-401.
Unit: mm (in)
Name of control valve No. Length A Length B Type
Pressure regulator valve 14
6.0
(0.236)28.0
(1.102)I Accumulator control valve 24
Shift valve A 28
Overrun clutch control valve 20
Pressure modifier valve 12
Shuttle control valve 31
Shift valve B 5 Ð Ð II
+Install proper retainer plates.
REPAIR FOR COMPONENT PARTS
Control Valve Lower Body (Cont'd)
AT-402

SAT140E
10. Remove D-rings and oil seals from forward clutch piston and
overrun clutch piston.
INSPECTIONNJAT0151Snap Rings and Spring RetainerNJAT0151S01+Check for deformation, fatigue or damage.
SAT138D
Forward Clutch and Overrun Clutch Return SpringsNJAT0151S02+Check for deformation or damage.
+Measure free length and outer diameter.
Inspection standard:
Refer to SDS, AT-477.
+Replace if deformed or fatigued.
SAT162D
Forward Clutch and Overrun Clutch Drive PlatesNJAT0151S03+Check facing for burns, cracks or damage.
+Measure thickness of facing.
Thickness of drive plate:
Forward clutch
Standard value: 1.8 mm (0.071 in)
Wear limit: 1.6 mm (0.063 in)
Overrun clutch
Standard value: 1.6 mm (0.063 in)
Wear limit: 1.4 mm (0.055 in)
+If not within wear limit, replace.
REPAIR FOR COMPONENT PARTS
Forward Clutch and Overrun Clutch (Cont'd)
AT-414