2009 NISSAN LATIO service

TRANSAXLE ASSEMBLY
MT-75
< SERVICE INFORMATION >
[RS6F94R] D
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30. Install reverse idler shaft bolt ( ) according to the following pro-
cedures.
a. Install seal washer to reverse idler shaft bolt, and install reverse idler shaft bolt to transaxle case.
CAUTION:
Never reuse seal washer.
b. Tighten reverse idler shaft bolt to the specified torque. Refer to MT-59, " Disassembly and Assembly " .
31. Tighten transaxle case bolts ( ) to the specified torque. Refer to MT-59, " Disassembly and Assembly " .
32. Install position switch (1) according to the following procedures.
a. Apply recommended sealant to position switch thread. •Use Genuine Silicone RTV or an equivalent. Refer to GI-42, " Recommended Chemical Product and Sealant " .
CAUTION:
Never allow old liquid gasket, mo isture, oil, or foreign mat-
ter to remain on thread.
b. Install position switch to transaxle case, and tighten it to the specified torque. Refer to MT-59, " Disassembly and Assembly " .
33. Install bracket (2) to transaxle case, and tighten bolt to the spec- ified torque. Refer to MT-59, " Disassembly and Assembly " .
34. Install select lever (3) according to following the procedures.
a. Install select lever to transaxle case. CAUTION:
Replace select lever and selector as a set.
b. Install retaining pin to select lever using a suitable tool. CAUTION:
Never reuse retaining pin.
35. Install drain plug according to the following procedures.
a. Install gasket to drain plug. CAUTION:
Never reuse gasket.
b. Install drain plug to clutch housing.
c. Tighten drain plug to the specified torque. Refer to MT-59, " Disassembly and Assembly " .
36. Install filler plug according to the following procedures.
a. Install gasket to filler plug, and then install them to transaxle case. CAUTION:
Never reuse gasket.
b. Tighten filler plug to the specified torque. Refer to MT-59, " Disassembly and Assembly " .
CAUTION:
Fill with gear oil before tighten fi ller plug to the specified torque. PCIB1695E
PCIB1694E
SCIA7784E

MT-76< SERVICE INFORMATION >
[RS6F94R]
INPUT SHAFT AND GEARS
INPUT SHAFT AND GEARS
Disassembly and Assembly INFOID:0000000004305280
GENERAL PRECAUTIONS
• Never reuse snap ring.
• Secure input shaft 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 do not affect any functions.
DISASSEMBLY
1. Remove input shaft rear bearing bolt (1) using Tool (A).
2. Remove input shaft rear bearing (1) according to the following procedures.
a. Set a suitable puller to input shaft rear bearing.
b. Remove input shaft rear bearing using a suitable drift (A).
3. Remove spacer (1), 6th input gear (2), needle bearing, 6th baulk ring, and 5th-6th synchronizer hub assembly (3).
4. Remove insert keys and 5th-6th coupling sleeve from 5th-6th synchronizer hub. SCIA1755J
Tool number A: KV32300QAM ( — )
JPDIC0449ZZ
JPDIC0111ZZ
PCIB1750E

MT-78< SERVICE INFORMATION >
[RS6F94R]
INPUT SHAFT AND GEARS
• 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 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.
ASSEMBLY
Note the following procedures, and assemble in the reverse order of disassembly.
CAUTION:
• Replace transaxle assembly when replacing input shaft.
• Never reuse snap ring.
• Check that snap ring is securely installed in a groove.
• Replace 3rd-4th coupling sleeve and 3rd-4th synchronizer hub as a set. SCIA7736E
SCIA1753J
SCIA0608J
MTF0041D

MAINSHAFT AND GEARS
MT-81
< SERVICE INFORMATION >
[RS6F94R] D
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MAINSHAFT AND GEARS
Disassembly and Assembly INFOID:0000000004305281
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

MAINSHAFT AND GEARS
MT-83
< SERVICE INFORMATION >
[RS6F94R] D
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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

MT-88< SERVICE INFORMATION >
[RS6F94R]
FINAL DRIVE
FINAL DRIVE
Disassembly and Assembly INFOID:0000000004305283
DISASSEMBLY
1. Remove differential side bearing inner race (clutch housing side) (1) according to the following procedures.
a. Set a suitable toolto differential side bearing inner race (clutch housing side).
b. Remove differential side bearing inner race (clutch housing side) using Tool (A).
2. Remove speedometer drive gear.
3. Remove final gear bolts, and then remove final gear (1).
4. Remove differential side bearing inner race (transaxle case side) (1) according to the following procedures.
a. Set a suitable tool to differential side bearing inner race (tran- saxle case side).
b. Remove differential side bearing inner race (transaxle case side) using a suitable tool (A).
INSPECTION AFTER DISASSEMBLY
Gear and Case
Check final gear and differential case. Replace if necessary.
Bearing
Check bearing for damage and unsmooth rotation. Replace if neces-
sary.
CAUTION:
• Replace differential side bear ing outer race (clutch housing
side) and differential side bear ing inner race (clutch housing
side) as a set.
• Replace differential side bearing inner race (transaxle case side) and differential side bearing outer race (transaxle case
side) as a set.
ASSEMBLY Tool number A: ST33061000 (J-8107-2) PCIB1767E
JPDIC0446ZZ
JPDIC0114ZZ
SPD715

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SERVICE DATA AND SPECIFICATIONS (SDS)
General Specification INFOID:0000000004305285
Transaxle type RS6F94R
Engine type MR18DE
Number of speed 6
Synchromesh type Warner
Shift pattern
Gear ratio 1st 3.727
2nd 2.105
3rd 1.452
4th 1.171
5th 0.971
6th 0.811
Reverse 3.687
Final gear 3.933
Number of teeth Input gear 1st 11 2nd 19
3rd 31
4th 35
5th 35
6th 37
Reverse 11
Main gear 1st 41 2nd 40
3rd 45
4th 41
5th 34
6th 30
Reverse 42
Reverse idler gear Input/Output 28/29
Final gear Final gear/Pinion 59/15 Side gear/Pinion
mate gear 21/18
Oil capacity (Reference) (US pt, Imp pt)Approx. 2.0 (4-1/4, 3-1/2)
Remarks Reverse synchronizer Installed Triple-cone synchronizer 1st and 2nd

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CONTENTS
MANUAL AIR CONDITIONER
SERVICE INFORMATION .. ..........................3
PRECAUTIONS .............................................. .....3
Precaution for Supplemental Restraint System
(SRS) "AIR BAG" and "SEAT BELT PRE-TEN-
SIONER" ............................................................. ......
3
Precaution Necessary fo r Steering Wheel Rota-
tion After Battery Disconnect ............................... ......
3
Precaution for Procedure without Cowl Top Cover ......4
Precaution for Working with HFC-134a (R-134a) ......4
General Refrigerant Precaution .......................... ......4
Oil Precaution ...................................................... ......5
Precaution for Refrigeran t Connection ......................5
Precaution for Service of Compressor ................ ......7
Precaution for Service Equipment ....................... ......8
Precaution for Leak Detection Dye ..................... ......9
PREPARATION .............................................. ....11
HFC-134a (R-134a) Service Tool and Equipment ....11
Commercial Service Tool .................................... ....13
REFRIGERATION SYSTEM .......................... ....15
Refrigerant Cycle ................................................ ....15
Refrigerant System Protec tion ................................15
Component Part Location ................................... ....16
OIL .................................................................. ....17
Maintenance of Oil Quantity in Compressor ....... ....17
AIR CONDITIONER CONTROL ..................... ....19
Control Operation ................................................ ....19
Discharge Air Flow .............................................. ....20
System Description ............................................. ....20
TROUBLE DIAGNOSIS ................................. ....22
CONSULT-II Function (BCM) .............................. ....22
How to Perform Trouble Diagnosis for Quick and
Accurate Repair ........... ...........................................
22
Component Parts and Harness Connector Loca-
tion ...................................................................... ....
23
Schematic ........................................................... ....25
Wiring Diagram - Heater - ................................... ....26 Wiring Diagram - A/C,M - ....................................
....27
Operational Check ............................................... ....30
Mode Door ........................................................... ....31
Air Mix Door ......................................................... ....32
Intake Door .......................................................... ....33
Front Blower Motor Circuit .......................................33
Magnet Clutch Circuit (If Equipped) ..................... ....37
Insufficient Cooling .............................................. ....45
Insufficient Heating .............................................. ....52
Noise ................................................................... ....53
CONTROLLER .................................................. 55
Removal and Installation ..................................... ....55
Disassembly and Assembly ................................. ....56
THERMO CONTROL AMPLIFIER .................... 57
Removal and Installation ..................................... ....57
A/C UNIT ASSEMBLY ...................................... 58
Removal and Installation ..................................... ....58
Disassembly and Assembly ................................. ....60
BLOWER MOTOR ............................................ 62
Removal and Installation ..................................... ....62
INTAKE DOOR .................................................. 63
Intake Door Cable Adjustment ............................. ....63
AIR MIX DOOR ................................................. 64
Air Mix Door Cable Adjustment ........................... ....64
MODE DOOR .................................................... 65
Mode Door Cable Adjustment ............................. ....65
BLOWER FAN RESISTOR ............................... 66
Removal and Installation ..................................... ....66
HEATER CORE ................................................. 67
Removal and Installation ..................................... ....67
AIR CONDITIONER FILTER ............................. 68
Removal and Installation ..................................... ....68