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DRIVE BELTS
5. Remove idler pulley and bracket (models without A/C).
CAUTION:
Do not loosen the auto-tensioner pulley bolt. (Do no t turn it counterclockwise). If turned counter-
clockwise, the complete auto-tensioner must be replaced as a unit, including pulley.
INSTALLATION
Installation is in the reverse order of removal.
CAUTION:
• When installing drive belt auto-tensioner, be careful not to interfere with water pump pulley.
• If there is damage greater than peeled paint, re place drive belt auto-tensioner and/or idler pulley, if
equipped.
• Install the drive belt auto-t ensioner carefully so not to damage the water pump pulley.
• Do not swap the pulley between the new and old auto-tensioner units
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OIL PAN
9. Remove oil pan (upper) bolts in reverse order as shown.
10. Insert a screwdriver shown by the arrow ( ) and open up a
crack between oil pan (upper) an NISSAN LATIO 2011 Service Repair Manual EM-146
< SERVICE INFORMATION >[MR18DE]
OIL PAN
9. Remove oil pan (upper) bolts in reverse order as shown.
10. Insert a screwdriver shown by the arrow ( ) and open up a
crack between oil pan (upper) an](/manual-img/5/57357/w960_57357-2535.png)
EM-146
< SERVICE INFORMATION >[MR18DE]
OIL PAN
9. Remove oil pan (upper) bolts in reverse order as shown.
10. Insert a screwdriver shown by the arrow ( ) and open up a
crack between oil pan (upper) and cylinder block.
CAUTION:
A more adhesive liquid gasket is applied compared to previ-
ous types when shipped, so it should not be forced off the
position not specified.
11. After removing the bolts, separate the mating surface and remove the sealant using Tool.
• Slide (1) the Tool by tapping (2) its side with a hammer toremove the oil pan (upper) from the cylinder block.
CAUTION:
Be careful not to damage the mating surfaces.
12. Remove O-ring between cylinder block and oil pan (upper).
INSPECTION AFTER REMOVAL
Oil Filter
Clean oil strainer portion (part of the oil pump) if any object attached.
INSTALLATION
1. Use a scraper (A) to remove old liquid gasket from mating sur- faces of oil pan (upper).
• Remove the old liquid gasket from mating surface of cylinderblock.
• Remove old liquid gasket from the bolt holes and threads.
CAUTION:
Never scratch or damage the mating surfaces when clean-
ing off old liquid gasket.
: Engine front
PBIC3533J
: Engine front
PBIC3534J
Tool number : KV10111100 (J-37228)
WBIA0566E
PBIC3949E
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2. Apply the sealant without breaks to the specified location using
Tool.
Use Genuine Silicone RTV Seal ant or equivalen NISSAN LATIO 2011 Service Repair Manual OIL PANEM-147
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2. Apply the sealant without breaks to the specified location using
Tool.
Use Genuine Silicone RTV Seal ant or equivalen](/manual-img/5/57357/w960_57357-2536.png)
OIL PANEM-147
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2. Apply the sealant without breaks to the specified location using
Tool.
Use Genuine Silicone RTV Seal ant or equivalent. Refer to
GI-42, "
Recommended Chemical Product and Sealant".
CAUTION:
Apply liquid gasket to outside of bolt hole for the positions
shown by marks.
3. Install new O-ring at cylinder block side. CAUTION:
Install avoiding misal ignment of O-ring.
4. Tighten bolts in numerical order as shown.
5. Install rear oil seal with the following procedure. CAUTION:
• The installation of rear oil seal should be co mpleted within 5 minutes after installing oil pan
(upper).
• Always replace rear oil seal with new one.
• Never touch oil seal lip.
a. Wipe off liquid gasket protruding to the rear oil seal mating part of oil pan (upper) and cylinder block using a scraper.
b. Apply engine oil to entire outside area of rear oil seal. Tool number WS39930000 ( – )
1 : Oil pan (upper)
A : 2 mm protruded to outside
B : 2 mm protruded to rear oil seal mounting side
C : Liquid gasket
: Engine front
: Engine outside
PBIC4587E
: Engine front
PBIC3533J
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< SERVICE INFORMATION >[MR18DE]
OIL PAN
c. Press-fit the rear oil seal using a drift with outer diameter 115
mm (4.53 in) and inner diameter 90 mm (3.54 in) (A).
• Press-fit to the specified NISSAN LATIO 2011 Service Repair Manual EM-148
< SERVICE INFORMATION >[MR18DE]
OIL PAN
c. Press-fit the rear oil seal using a drift with outer diameter 115
mm (4.53 in) and inner diameter 90 mm (3.54 in) (A).
• Press-fit to the specified](/manual-img/5/57357/w960_57357-2537.png)
EM-148
< SERVICE INFORMATION >[MR18DE]
OIL PAN
c. Press-fit the rear oil seal using a drift with outer diameter 115
mm (4.53 in) and inner diameter 90 mm (3.54 in) (A).
• Press-fit to the specified dimensions as shown.
CAUTION:
• Never touch the grease applied to the oil seal lip.
• Be careful not to damage the rear oil seal mounting part ofoil pan (upper) and cylinder block or the crankshaft.
• Press-fit straight, making sure that rear oil seal does not curl or tilt.
NOTE:
The standard surface of the dimension is the rear end surface of
cylinder block.
6. Install oil pump. • Tighten bolts in numerical order as shown.
7. Install oil pump sprocket, oil pump drive chain and other related parts if removed.
CAUTION:
Never use an impact or other power tool to remove the engine oil pump sprocket bolt. If an impact or
other power tool is used to remove the engine oil pump sprocket bolt, the crankshaft sprocket may
break.
8. Use a scraper (A) to remove old liquid gasket from mating sur- faces of oil pan (lower).
• Also remove old liquid gasket from mating surface of oil pan
(upper).
• Remove old liquid gasket from the bolt holes and threads.
PBIC3951E
1 : Rear oil seal
A : Cylinder block rear end surface
1 : Oil pump
2 : Oil pan (upper)
: Engine front
PBIC3952E
PBIC3532J
PBIC3953E
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![NISSAN LATIO 2011 Service Repair Manual EM-160
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TIMING CHAIN
Removal and Installation
INFOID:0000000005931017
CAUTION:
The rotating direction in dicated in the text indicates all directions seen from the engin NISSAN LATIO 2011 Service Repair Manual EM-160
< SERVICE INFORMATION >[MR18DE]
TIMING CHAIN
Removal and Installation
INFOID:0000000005931017
CAUTION:
The rotating direction in dicated in the text indicates all directions seen from the engin](/manual-img/5/57357/w960_57357-2549.png)
EM-160
< SERVICE INFORMATION >[MR18DE]
TIMING CHAIN
Removal and Installation
INFOID:0000000005931017
CAUTION:
The rotating direction in dicated in the text indicates all directions seen from the engine front.
REMOVAL
1. Disconnect the battery negative terminal. Refer to SC-7, "Removal and Installation".
2. Drain engine oil. Refer to LU-18, "
Changing Engine Oil".
CAUTION:
Perform this step when engine is cold.
3. Partially drain engine coolant from the radiator. Refer to CO-36, "
Changing Engine Coolant".
4. Remove front RH wheel. Refer to WT-7, "
Adjustment".
5. Remove front fender protector (RH). Refer to EI-26, "
Removal and Installation".
6. Remove the following parts. • Rocker cover: Refer to EM-151, "
Component".
• Drive belt: Refer to EM-132, "
Removal and Installation".
• Water pump pulley: Refer to CO-45, "
Component".
• Ground cable (between engine bracket (RH) and radiator core support)
7. Support the bottom surface of engine using a trans mission jack, and then remove the engine bracket and
insulator (RH). Refer to EM-197, "
Component".
8. Set No. 1 cylinder at TDC on its compression stroke with the following procedure:
a. Rotate crankshaft pulley (1) clockwise and align TDC mark (no paint) (B) to timing indicator (A) on front cover.
b. At the same time, make sure that the cam noses of the No.1 cyl- inder are located ( ) as shown.
• If not, rotate crankshaft pulley one revolution (360 degrees)and align as shown.
16. Oil pump drive chain 17. Camshaft sprocket (INT) 18. Timing chain tension guide
19. O-ring 20. Chain tensioner (for oil pump)
A. Refer to EM-160
B. Refer to EM-170
C : White paint mark (Not use for service)
PBIC3960E
1 : Camshaft (INT)
2 : Camshaft (EXH)
: Engine front
PBIC3359J
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9. Check matching mark position of timing chain and each sprocket again.
10. Apply new engine oil to new front oil s NISSAN LATIO 2011 Service Repair Manual TIMING CHAINEM-167
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9. Check matching mark position of timing chain and each sprocket again.
10. Apply new engine oil to new front oil s](/manual-img/5/57357/w960_57357-2556.png)
TIMING CHAINEM-167
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9. Check matching mark position of timing chain and each sprocket again.
10. Apply new engine oil to new front oil seal joint surface.
11. Install front oil seal so that each seal lip is oriented as shown.
• Install front oil seal (2) using a suitable tool with outer diameter57 mm (2.24 in) and inner diameter 45 mm (1.77 in) (A) to the
dimension shown.
CAUTION:
• Be careful not to damage front cover and crankshaft.
• Press-fit oil seal straight to avoid causing burrs or tilting.
• Never touch grease applied onto oil seal lip.
12. Install new O-ring to cylinder block. CAUTION:
Be sure O-rings are aligned properly.
13. Apply the sealant without breaks to the specified location using Tool.
Use Genuine Silicone RTV Seal ant or equivalent. Refer to
GI-42, "
Recommended Chemical Product and Sealant".
14. Make sure that matching marks of timi ng chain and each sprocket are still aligned.
CAUTION:
A : Dust seal lip
B: Oil seal lip
: Engine front
: Engine rear
PBIC3485J
1 : Front cover: Engine front
Within 0.3 mm (0.012 in) toward engine front
Within 0.5 mm (0.020 in) toward engine rear
PBIC3729E
Tool number WS39930000 ( – )
A : Liquid gasket application area
B : Liquid gasket
: Engine outside
PBIC3959E
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![NISSAN LATIO 2011 Service Repair Manual EM-168
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TIMING CHAIN
• Make sure O-ring on cylinder block is correctly installed.
• Be careful not to damage front oil seal by
interference with front end of cranks NISSAN LATIO 2011 Service Repair Manual EM-168
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TIMING CHAIN
• Make sure O-ring on cylinder block is correctly installed.
• Be careful not to damage front oil seal by
interference with front end of cranks](/manual-img/5/57357/w960_57357-2557.png)
EM-168
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TIMING CHAIN
• Make sure O-ring on cylinder block is correctly installed.
• Be careful not to damage front oil seal by
interference with front end of crankshaft.
15. Install front cover, and tighten bolts in two stages to specified torque in numerical order as shown.
CAUTION:
• Attaching should be done within 5 minutes after liquidgasket application.
• Be sure to wipe off any excessive liquid gasket leaking.
NOTE:
Installation position of bolts is as shown.
16. Install crankshaft pulley using the following procedure.
a. Install crankshaft pulley. CAUTION:
• Never damage front oil seal lip section.
• If needed use a plastic hammer, tap on its center portion (not circumference) to seat crankshaft
pulley.
b. Apply new engine oil to thread and seat surfaces of crankshaft pulley bolt.
c. Secure crankshaft pulley (1) using Tool (A).
d. Tighten crankshaft pulley bolt in two steps.
• For angle tightening, put a paint mark (B) on crankshaft pulley(2), matching with any one of six easy to recognize angle
marks (A) on crankshaft pulley bolt flange (1).
• Turn 60 degrees clockwise (angle tightening).
• Check the tightening angle with movement of one angle mark.
e. Make sure that crankshaft rotates clockwise smoothly.
17. Installation of the remaining components is in the reverse order of removal.
M6 bolts : No. 1
M10 bolts : No. 6, 7, 10, 11, 14
M12 bolts : No. 2, 4, 8, 12
M8 bolts : Except the above
PBIC3164J
Tool Number : KV10109300 ( — )
Step 1 : 29.4 N·m (3.0 kg-m, 22 ft-lb)
Step 2 : 60° clockwise
PBIC3961E
PBIC3963E
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CAMSHAFT
13. Remove valve lifters, if necessary.
NOTE:
Identify installed positions, and st ore them without mixing them up.
INSPECTION AFTER REMOVAL
Camshaft R NISSAN LATIO 2011 Service Repair Manual EM-172
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CAMSHAFT
13. Remove valve lifters, if necessary.
NOTE:
Identify installed positions, and st ore them without mixing them up.
INSPECTION AFTER REMOVAL
Camshaft R](/manual-img/5/57357/w960_57357-2561.png)
EM-172
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CAMSHAFT
13. Remove valve lifters, if necessary.
NOTE:
Identify installed positions, and st ore them without mixing them up.
INSPECTION AFTER REMOVAL
Camshaft Runout
1. Put V-block on a precise flat table, and support No. 2 and 5 jour-
nal of camshaft.
CAUTION:
Never support No. 1 journal (on the side of camshaft
sprocket) because it has a differe nt diameter from the other
four locations.
2. Set dial indicator (A) vertically to No. 3 journal.
3. Turn camshaft to one direction with hands, and measure the camshaft runout on dial indicator. (Total indicator reading)
4. If it exceeds the limit, replace camshaft.
Camshaft Cam Height
1. Measure the camshaft cam height with a micrometer (A).
2. If it exceeds the limit, replace camshaft.
Camshaft Journal Oil Clearance
CAMSHAFT JOURNAL OUTER DIAMETER
Measure the outer diameter of ca mshaft journal with a micrometer
(A).
CAMSHAFT BRACKET INNER DIAMETER
• Tighten camshaft bracket bolts with specified torque. Standard : Less than 0.02 mm (0.0008 in).
Limit : 0.05 mm (0.0020 in)
PBIC3177J
Standard:
Intake : 44.605 - 44.795 mm (1.7560 - 1.7635 in)
Exhaust : 43.175 - 43.365 mm (1.6997 - 1.7072 in)
Limit: Intake : 44.405 mm (1.7482 in)
Exhaust : 42.975 mm (1.6919 in)
PBIC3178J
Standard: No. 1 : 27.935 - 27.955 mm (1.0998 - 1.1006 in)
No. 2, 3, 4, 5 : 24.950 - 24.970 mm (0.9823 - 0.9831 in)
PBIC3179J
Revision: May 2010 2011 Versa