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INPUT SHAFT AND GEARS
• Install input shaft rear bearing bolt (1) according to the following
procedures.
CAUTION:
Follow the procedures. Othe rwise it may cause a transaxle
malfunction.
1. Secure the Tool (A) in a vise, and then set input shaft assembly.
2. Install input shaft rear bearing bolt, and then tighten it to the
specified torque of the 1st step. Refer to MT-62, "
Disassembly
and Assembly".
3. Loosen input shaft rear bearing bolt by a half turn.
4. Tighten input shaft rear bearing bolt to the specified torque of the 2nd step. Refer to MT-62, "
Disassembly
and Assembly".
Tool number A: KV32300QAM ( — )
JPDIC0449ZZ
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Disassembly and AssemblyINFOID:0000000005929700
GENERAL PRECAUTIONS
• Never reuse snap NISSAN LATIO 2011 Service Repair Manual MAINSHAFT AND GEARSMT-85
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Disassembly and AssemblyINFOID:0000000005929700
GENERAL PRECAUTIONS
• Never reuse snap](/manual-img/5/57357/w960_57357-3305.png)
MAINSHAFT AND GEARSMT-85
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MAINSHAFT AND GEARS
Disassembly and AssemblyINFOID:0000000005929700
GENERAL PRECAUTIONS
• Never reuse snap ring.
• Secure mainshaft in a vise with backplate, and then remove gears and snap rings.
• For installation and removal of snap ring, set snap ring pliers and flat pliers at both sides of snap ring. While expanding snap ring
with snap ring pliers, move snap ring with flat pliers.
• Disassemble gear components putting direction marks on the parts that never affect any functions.
DISASSEMBLY
1. Remove snap ring (1) using suitable tool.
2. Remove 6th main gear (1) and mainshaft rear bearing inner race (2) according to the following procedures.
a. Set a suitable puller to 6th main gear.
b. Remove mainshaft rear bearing inner race and 6th main gear using the Tool (A).
3. Remove 4th main gear (1) and 5th main gear (2) according to the following procedures.
a. Set a suitable tool to 4th main gear.
b. Remove 5th main gear and 4th main gear using Tool (A).
4. Remove mainshaft adjusting shim.
SCIA1755J
PCIB1745E
Tool number A: ST33052000 ( — )
PCIB1744E
Tool number A: ST33052000 ( — )
PCIB1743E
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MAINSHAFT AND GEARS
5. Remove 1st main gear (1), 1st-2nd synchronizer hub assembly
(2) , 2nd main gear (3), and 3rd main gear (4) according to the
following proc NISSAN LATIO 2011 Service Repair Manual MT-86
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MAINSHAFT AND GEARS
5. Remove 1st main gear (1), 1st-2nd synchronizer hub assembly
(2) , 2nd main gear (3), and 3rd main gear (4) according to the
following proc](/manual-img/5/57357/w960_57357-3306.png)
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MAINSHAFT AND GEARS
5. Remove 1st main gear (1), 1st-2nd synchronizer hub assembly
(2) , 2nd main gear (3), and 3rd main gear (4) according to the
following procedures.
a. Set a suitable tool to 1st main gear.
b. Remove 3rd main gear, busing, 2nd main gear, 2nd inner baulk ring, 2nd synchronizer cone, 2nd outer baulk ring, 1st-2nd syn-
chronizer hub assembly, 1st outer baulk ring, 1st synchronizer
cone, 1st inner baulk ring, and 1st main gear using the Tool (A).
c. Remove insert keys and 1st-2nd coupling sleeve from 1st-2nd synchronizer hub.
6. Remove mainshaft front bearing inner race (1) according to the following procedures.
a. Set a suitable puller to mainshaft front bearing inner race.
b. Remove mainshaft front bearing inner race using the Tool (A).
INSPECTION AFTER DISASSEMBLY
Mainshaft and Gear
Check the following items and replace if necessary.
• Damage, peeling, bend, uneven wear, and distortion of shaft.
• Excessive wear, damage, and peeling of gear.
Synchronizer
• Synchronizer hub and coupling sleeve Check the following items and replace if necessary.
- Breakage, damage, and unusual wear on contact surface of cou-
pling sleeve, synchronizer hub, and insert key.
- Coupling sleeve and synchronizer hub move smoothly.
• Baulk ring Tool number A: ST33052000 ( — )
Tool number A: ST33052000 ( — )
PCIB1742E
PCIB1741E
PCIB1775E
SCIA1753J
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Check contact surface of baulk ring cam and insert key for exces-
sive wear, uneven wear, bend, and damage. NISSAN LATIO 2011 Service Repair Manual MAINSHAFT AND GEARSMT-87
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Check contact surface of baulk ring cam and insert key for exces-
sive wear, uneven wear, bend, and damage.](/manual-img/5/57357/w960_57357-3307.png)
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Check contact surface of baulk ring cam and insert key for exces-
sive wear, uneven wear, bend, and damage. Replace if necessary.
Bearing
Check bearing for damage and unsmooth rotation. Replace if neces-
sary.
CAUTION:
• Replace mainshaft front bearing outer race and mainshaft front bearing inner race as a set.
• Replace mainshaft rear bearin g inner race and mainshaft rear
bearing outer race as a set.
ASSEMBLY
CAUTION:
• Select mainshaft rear bearing adjusting shim acco rding to the following procedures when replacing
mainshaft adjusting shim, 6th main gear , 5th main gear, or 4th main gear.
- Replace mainshaft adjusting shim.
• If new mainshaft adjusting shim is thinner than previous one, offset the thickness difference by
selecting thicker mainshaft r ear bearing adjusting shim.
• If new mainshaft adjusting shim is thicker th an previous one, offset the thickness difference by
selecting thinner mainshaft rear bearing adjusting shim.
- Replace 6th main gear, 5th main gear, or 4th main gear.
• Measure the thickness of the main gear used before and the new main gear
• Increase the thickness of the mainsh aft rear bearing adjusting shim, if the difference is smaller than
0.025 mm (0.0010 in).
• Replace transaxle assembly when replacing mainshaft.
1. Install mainshaft front bearing inner race (1) using the Tool (A).
CAUTION:
Replace mainshaft front bearing outer race and mainshaft
front bearing inner race as a set.
2. Apply gear oil to 1st inner baulk ring, 1st synchronizer cone, 1st outer baulk ring, 2nd inner baulk ring, 2nd synchronizer cone,
and 2nd outer baulk ring.
CAUTION:
• Replace 1st inner baulk ring, 1st synchronizer cone, and
1st outer baulk ring as a set.
• Replace 2nd inner baulk ring, 2nd synchronize r cone, and 2nd outer baulk ring as a set.
3. Install insert keys and 1st-2nd coupling sleeve to 1st-2nd synchronizer hub. CAUTION:
Replace 1st-2nd synchroni zer hub and 1st-2nd coupling sleeve as a set.
SCIA0608J
SPD715
Tool number A: ST36720030 ( — )
PCIB1733E
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MAINSHAFT AND GEARS
4. Install 1st main gear (1), 1st inner baulk ring, 1st synchronizer
cone, 1st outer baulk ring, 1s t-2nd synchronizer hub assembly
(2), 2nd NISSAN LATIO 2011 Service Repair Manual MT-88
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MAINSHAFT AND GEARS
4. Install 1st main gear (1), 1st inner baulk ring, 1st synchronizer
cone, 1st outer baulk ring, 1s t-2nd synchronizer hub assembly
(2), 2nd](/manual-img/5/57357/w960_57357-3308.png)
MT-88
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MAINSHAFT AND GEARS
4. Install 1st main gear (1), 1st inner baulk ring, 1st synchronizer
cone, 1st outer baulk ring, 1s t-2nd synchronizer hub assembly
(2), 2nd inner baulk ring, 2nd synchronizer cone, and 2nd outer
baulk ring.
5. Install bushing (3) using the Tool (A).
6. Install 3rd main gear (1) and 2nd main gear (2) using Tool (A).
7. Measure dimension (L) as shown. Select mainshaft adjusting shim (1) according to the following list, and then install it to main-
shaft.
Unit: mm (in)
8. Install 4th main gear (1) using Tool (A). Tool number A: KV32102700 ( — )
PCIB1734E
Tool number A: ST32102700 ( — )
PCIB1735E
2: Mainshaft
3 : 3rd main gear
Dimension (L) Mainshaft adjusting shim thickness
147.690 – 147.666 (5.8146 – 5.8136) 1.500 (0.0591)
147.665 – 147.641 (5.8136 – 5.8126) 1.525 (0.0600)
147.640 – 147.616 (5.8126 – 5.8116) 1.550 (0.0610)
147.615 – 147.591 (5.8116 – 5.8107) 1.575 (0.0620)
147.590 – 147.566 (5.8106 – 5.8097) 1.600 (0.0630)
147.565 – 147.541 (5.8096 – 5.8087) 1.625 (0.0640)
147.540 – 147.516 (5.8086 – 5.8077) 1.650 (0.0650)
147.515 – 147.491 (5.8077 – 5.8067) 1.675 (0.0659)
147.490 – 147.466 (5.8067 – 5.8057) 1.700 (0.0669)
147.465 – 147.441 (5.8057 – 5.8048) 1.725 (0.0679)
147.440 – 147.416 (5.8047 – 5.8038) 1.750 (0.0689)
147.415 – 147.391 (5.8037 – 5.8028) 1.775 (0.0699)
Tool number A: KV32102700 ( — )
PCIB1736E
PCIB1737E
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9. Install 5th main gear (1) using Tool (A).
10. Install 6th main gear (1) using Tool (A).
11. Install mainshaft rear bearing inner race (1) usingTool (A).
CAUTION:
Replace mainshaft rear bearing inner race and mainshaft
rear bearing outer race as a set.
12. Install snap ring. CAUTION:
Never reuse snap ring.Tool number A: KV32102700 ( — )
PCIB1738E
Tool number A: KV32102700 ( — )
PCIB1739E
Tool number A: ST30901000 (J-26010-
01)
PCIB1740E
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MT-90
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REVERSE IDLER SHAFT AND GEARS
REVERSE IDLER SHAFT AND GEARS
Disassembly and AssemblyINFOID:0000000005929701
DISASSEMBLY
1. Remove reverse output gear (1).
2. Remove snap ring (1) using suitable tool.
3. Remove reverse baulk ring (1) and return spring (2).
4. Remove snap ring (1), lock washer (2), and reverse input gear
(3) using suitable tool.
PCIB1760E
PCIB1759E
PCIB1758E
PCIB1757E
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5. Remove needle bearings (1) and spacer.
INSPECTION AFTER DISASSEMBLY
Shaft and Gear
Check the fo NISSAN LATIO 2011 Service Repair Manual REVERSE IDLER SHAFT AND GEARSMT-91
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5. Remove needle bearings (1) and spacer.
INSPECTION AFTER DISASSEMBLY
Shaft and Gear
Check the fo](/manual-img/5/57357/w960_57357-3311.png)
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5. Remove needle bearings (1) and spacer.
INSPECTION AFTER DISASSEMBLY
Shaft and Gear
Check the following items. Replace reverse output gear , snap ring, reverse baulk ring, return spring, needle
bearing, reverse idler shaft, spacer, reverse i nput gear, and lock washer as a set, if necessary.
• Damage, peeling, bend, uneven wear, and distortion of shaft
• Excessive wear, damage, and peeling of gear
Bearing
Check damage and rotation of bearing. Replace revers e output gear, snap ring, reverse baulk ring, return
spring, needle bearing, reverse idler shaft, spacer, reve rse input gear, and lock washer as a set, if necessary.
ASSEMBLY
Note the following procedures, and assemble in the reverse order of disassembly.
CAUTION:
• Never reuse snap ring.
• Check that snap ring is securely installed in a groove.
• Replace reverse output gear, snap ring, reverse baul k ring, return spring, needle bearing, reverse
idler shaft, spacer, reverse input gear, and lock washer as a set.
PCIB1761E
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