brakes NISSAN LATIO 2010 Service Repair Manual

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QUICK REFERENCE INDEX
AGENERAL INFORMATIONGIGeneral Information
BENGINEEMEngine Mechanical
LUEngine Lubrication System
COEngine Cooling System
ECEngine Control System
FLFuel System
EXExhaust System
ACCAccelerator Control System
CTRANSMISSION/
TRANSAXLECLClutch System
MTManual Transaxle
ATAutomatic Transaxle
CVTCVT
DDRIVELINE/AXLEFAXFront Axle
RAXRear Axle
ESUSPENSIONFSUFront Suspension
RSURear Suspension
WTRoad Wheels & Tires
FBRAKESBRBrake System
PBParking Brake System
BRCBrake Control System
GSTEERINGPSPower Steering System
STCSteering Control System
HRESTRAINTSSBSeat Belts
SRSSupplemental Restraint System (SRS)
IBODYBLBody, Lock & Security System
GWGlasses, Window System & Mirrors
RFRoof
EIExterior & Interior
IPInstrument Panel
SESeat
JAIR CONDITIONERMTCManual Air Conditioner
KELECTRICALSCStarting & Charging System
LTLighting System
DIDriver Information System
WWWiper, Washer & Horn
BCSBody Control System
LANLAN System
AVAudio Visual, Navigation & Telephone System
ACSAuto Cruise Control System
PGPower Supply, Ground & Circuit Elements
LMAINTENANCEMAMaintenance
Edition: September 2009
Revision: January 2010
Publication No. SM0E-1C11U1
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© 2010 NISSAN NORTH AMERICA, INC.
All rights reserved. No part of this Service Manual may be reproduced or stored in a retrieval system, or transmitted in any
form, or by any means, electronic, mechanical, photo-copying, recording or otherwise, without the prior written permission
of Nissan North America Inc.
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AT-4
Transmission Range Switch ..................................225
Output Speed Sensor ............................................227
Input Speed Sensor ...............................................228
Differential Side Oil Seal ........................................229
AIR BREATHER HOSE ...................................232
Removal and Installation ..................................... ..232
TRANSAXLE ASSEMBLY ..............................233
Removal and Installation ..................................... ..233
OVERHAUL .................................................... .237
Component .......................................................... ..237
Oil Channel ............................................................250
Location of Adjusting Shims, Needle Bearings and
Thrust Washers .....................................................
253
Location of Snap Rings .........................................255
DISASSEMBLY .............................................. .257
Disassembly ........................................................ ..257
REPAIR FOR COMPONENT PARTS ..............275
Manual Shaft ....................................................... ..275
Oil Pump ................................................................278
Control Valve Assembly ........................................281
Control Valve Upper Body .....................................290
Control Valve Lower Body ................................... ..294
Reverse Clutch ......................................................297
High Clutch ............................................................302
Forward and Overrun Clutches .............................307
Low & Reverse Brake ............................................314
Rear Internal Gear and Forward Clutch Hub .........318
Output Shaft, Output Gear, Idler Gear, Reduction
Pinion Gear and Bearing Retainer .........................
322
Band Servo Piston Assembly ................................331
Final Drive .............................................................337
ASSEMBLY .....................................................344
Assembly (1) ........................................................ ..344
Adjustment (1) (For HR16DE Engine Models) ..... .345
Adjustment (1) (For MR18DE Engine Models) .....349
Assembly (2) .........................................................355
Adjustment (2) .......................................................360
Assembly (3) .........................................................363
SERVICE DATA AND SPECIFICATIONS
(SDS) ................................................................
373
General Specification ........................................... .373
Vehicle Speed at Which Gear Shifting Occurs .....373
Vehicle Speed at When Lock-up Occurs/Releases
.
373
Stall Speed ............................................................374
Line Pressure ........................................................374
Adjusting shims, Needle Bearings, Thrust Wash-
ers and Snap Rings ..............................................
374
Control Valves .......................................................375
Accumulator ..........................................................376
Clutches and Brakes .............................................376
Final Drive .............................................................378
Planetary Carrier ...................................................378
Oil Pump ...............................................................378
Input Shaft .............................................................378
Reduction Pinion Gear ..........................................378
Band Servo ...........................................................378
Output Shaft ..........................................................379
Bearing Retainer ...................................................379
Total End Play ...................................................... .379
Reverse Clutch End Play ......................................379
Removal and Installation .......................................379
Shift Solenoid Valves ........................................... .379
Solenoid Valves ....................................................380
A/T Fluid Temperature Sensor ..............................380
Output Speed Sensor ...........................................380
Dropping Resistor .................................................380
Input Speed Sensor ..............................................380
Revision: January 20102010 Versa

AT-46
< SERVICE INFORMATION >
TROUBLE DIAGNOSIS
Diagnostic Worksheet Chart
Customer name MR./MS Model & YearVIN
Trans. model EngineMileage
Incident Date Manuf. DateIn Service Date
Frequency † Continuous † Intermittent ( times a day)
Symptoms † Vehicle does not move. ( † Any position † Particular position)
† No up-shift ( † 1st → 2nd † 2nd → 3rd † 3rd → 4th)
† No down-shift ( † 4th → 3rd † 3rd → 2nd† 2nd → 1st)
† Lock-up malfunction
† Shift point too high or too low.
† Shift shock or slip ( † N → D † Lock-up † Any drive position)
† Noise or vibration
† No kick down
† No pattern select
† Others
()
Malfunction indicator lamp (MIL) † Continuously lit † Not lit
1. † Read the Fail-safe and listen to customer complaints. AT- 4 2,
"Information
from
customer"
2. † Check A/T fluid AT- 1 7
† Leakage (Follow specified procedure)
† Fluid condition
† Fluid level
3. † Perform “STALL TEST” and “LINE PRESSURE TEST”. AT- 5 1
†“STALL TEST”— Mark possible damaged components/others.
† Torque converter one-way clutch
† Reverse clutch
† Forward clutch
† Overrun clutch
† Forward one-way clutch †
Low & reverse brake
† Low one-way clutch
† Engine
† Line pressure is low
† Clutches and brakes except high clutch and
brake band are OK
† “LINE PRESSURE TEST”— Suspected parts:
Revision: January 20102010 Versa

AT-70
< SERVICE INFORMATION >
TROUBLE DIAGNOSIS
Slips/Will Not EngageVehicle will not run in
“R” position (but runs
in “D”, “2” and “1” po-
sitions). Clutch slips.
Very poor accelera-
tion.
ON vehicle
1. Control cable adjustment
AT- 2 1 7
2. Stall testAT- 5 1
3. Line pressure testAT- 5 1
4. Line pressure solenoid valveAT- 1 3 3
5. Control valve assemblyAT- 2 2 2
OFF vehicle6. Reverse clutch
AT- 2 9 7
7. High clutchAT- 3 0 2
8. Forward clutchAT- 3 0 7
9. Overrun clutchAT- 3 0 7
10. Low & reverse brakeAT- 3 1 4
Vehicle will not run in
“D” and “2” positions
(but runs in “1” and
“R” positions).ON vehicle 1. Control cable adjustment
AT- 2 1 7
OFF vehicle 2. Low one-way clutchAT- 2 5 7
Vehicle will not run in
“D”, “1”, “2” positions
(but runs in R posi-
tion). Clutch slips.
Very poor accelera-
tion.ON vehicle
1. A/T fluid level
AT- 1 7
2. Stall testAT- 5 1
3. Line pressure testAT- 5 1
4. Line pressure solenoid valveAT- 1 3 3
5. Control valve assemblyAT- 2 2 2
6. Accumulator N-DAT- 2 2 2
OFF vehicle7. Reverse clutch
AT- 2 9 7
8. High clutchAT- 3 0 2
9. Forward clutchAT- 3 0 7
10. Forward one-way clutchAT- 3 1 8
11. Low one-way clutchAT- 2 5 7
Clutches or brakes
slip somewhat in start-
ing.ON vehicle1. A/T fluid level
AT- 1 7
2. Control cable adjustmentAT- 2 1 7
3. Accelerator pedal position sensorEC-405

(HR16DE), EC-
982 (MR18DE)
4. Line pressure test AT- 5 1
5. Line pressure solenoid valveAT- 1 3 3
6. Control valve assemblyAT- 2 2 2
7. Accumulator N-DAT- 2 2 2
OFF vehicle8. Forward clutch
AT- 3 0 7
9. Reverse clutchAT- 2 9 7
10. Low & reverse brakeAT- 3 1 4
11 . O i l p u m pAT- 2 7 8
12. Torque converterAT- 2 5 7
ItemsSymptom Condition Diagnostic itemReference page
Revision: January 20102010 Versa

REPAIR FOR COMPONENT PARTSAT-299
< SERVICE INFORMATION >
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7. Remove D-ring (1) and seal lip (2) from reverse clutch piston (3).
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 lo cations and find the average.
• 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
SCIA5998J
Thickness of drive plate
Standard and allowable limit: Refer to AT-376, "
Clutches and Brakes".
SAT162D
Thickness of dish plate (t): 2.87 mm (0.1130 in)
SCIA8008E
Length (L) : 20.1 mm (0.791 in)
SCIA7025J
Revision: January 20102010 Versa

AT-302
< SERVICE INFORMATION >
REPAIR FOR COMPONENT PARTS
7. Measure clearance between retaining plate and snap ring usingfeeler gauge. If not within allowable limit, select proper retaining
plate. Refer to “Parts Information” for retaining plate selection.
8. Check operation of reverse clutch.
High ClutchINFOID:0000000005397442
COMPONENTS
DISASSEMBLY
1. Check operation of high clutch.
a. Apply compressed air into the oil hole (A) of input shaft assem- bly (high clutch drum) at the location as shown.
CAUTION:
Block the oil hole (A) on the opposite side with lint-free
cloth (B).
b. Check to see that retaining plate moves to snap ring.
c. If retaining plate does not contact snap ring: • High clutch piston seal might be damaged.Specified clearance
Standard and allowable limit: Refer to AT-376, "
Clutches and Brakes".
SCIA8009E
1. Seal ring 2. Driven plate 3. Retaining plate
4. Snap ring 5. Drive plate 6. Snap ring
7. Cancel cover 8. Spring retainer assembly 9. High clutch Piston
10. Input shaft assembly (high clutch drum)
SCIA6741E
SCIA7032E
Revision: January 20102010 Versa

AT-304
< SERVICE INFORMATION >
REPAIR FOR COMPONENT PARTS
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 average.
• 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).
ASSEMBLY
Thickness of drive plate
Standard and allowable limit: Refer to AT-376, "
Clutches and Brakes".
SAT162D
Length (L) : 20.6 mm (0.811 in)
SCIA7038E
Standard clearance and allowable limit:
Refer to AT-378, "
Input Shaft".
SCIA4901E
Revision: January 20102010 Versa

AT-306
< SERVICE INFORMATION >
REPAIR FOR COMPONENT PARTS
• HR16DE engine models
(1): Snap ring
(2): Retaining plate
(3): Drive plate
(4): Driven plate
Drive plate/Driven plate: 3/5
CAUTION:
Be careful with the order and direction of plates.
• MR18DE engine models
(1): Snap ring
(2): Retaining plate
(3): Drive plate
(4): Driven plate
(5): Driven plate
Drive plate/Driven plate: 4/7 (1+6)
CAUTION:
Be careful with the orde r and direction of plates.
5. Install snap ring using a flat-bladed screwdriver.
6. Set dial indicator (A) on retaining plate (1), and measure clear- ance between retaining plate (1) and snap ring (2). If not within
allowable limit, select proper retaining plate (1). Refer to “Parts
Information” for retaining plate selection.
7. Check operation of high clutch.
8. Install seal rings to input shaft assembly (high clutch drum).
JSDIA1108ZZ
SCIA7703E
SCIA4891E
Specified clearance Standard and allowable limit: Refer to AT-376, "
Clutches and Brakes".
SCIA5858E
SCIA4890E
Revision: January 20102010 Versa

AT-310
< SERVICE INFORMATION >
REPAIR FOR COMPONENT PARTS
• Check facing for burns, cracks or damage. Replace if necessary.
• Measure thickness of facing.CAUTION:
• Measure the thickness at 3 locations and find the average.
• Inspect all drive plates.
• Replace if the thickness is below the allowable limit.
Forward Clutch and Overrun Clutch Dish Plates
• Check for deformation or damage.
• Measure thickness (t) of dish pl ate. Replace if damaged, deformed
or worn.
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 forward
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
Thickness of drive plate
Forward clutch
Standard and allowable limit: Refer to AT-376, "
Clutches and Brakes".
Overrun clutch Standard and allowable limit: Refer to AT-376, "
Clutches and Brakes".SAT162D
Thickness of dish plate (t)
Forward clutch : 2.5 mm (0.098 in)
Overrun clutch : 2.15 mm (0.0846 in)
SCIA8008E
Length (L) : 27.7 mm (1.091 in)
SCIA7025J
SAT213D
Revision: January 20102010 Versa

REPAIR FOR COMPONENT PARTSAT-313
< SERVICE INFORMATION >
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8. Install snap ring for overrun clutch using a flat-bladed screw- driver.
9. Measure clearance between overrun clutch retaining plate and snap ring using feeler gauge. If not within allowable limit, select
proper retaining plate. Refer to “Parts Information” for retaining
plate selection.
10. Install dish plate, driven plates, drive plates and retaining plate for forward clutch.
(1): Snap ring
(2): Retaining plate
(3): Drive plate
(4): Driven plate
(5): Dish plate
Drive plate/Driven plate: 5/5
CAUTION:
Be careful with the order of plates.
11. Install snap ring for forward clutch using a flat-bladed screw- driver.
12. Measure clearance between forward clutch retaining plate and snap ring using feeler gauge. If not within allowable limit, select
proper retaining plate. Refer to “Parts Information” for retaining
plate selection.
13. Check operation of forward clutch and overrun clutch. Refer to "DISASSEMBLY".
SCIA4895E
Specified clearance
Standard and allowable limit: Refer to AT-376, "
Clutches and Brakes".
SAT227D
SCIA5992E
SCIA4894E
Specified clearanceStandard and allowable limit: Refer to AT-376, "
Clutches and Brakes".
SAT228D
Revision: January 20102010 Versa