2008 NISSAN LATIO engine

EM-22
< SERVICE INFORMATION >
EXHAUST MANIFOLD
5. Loosen nuts in reverse order as shown and remove exhaust
manifold.
CAUTION:
Cover engine openings to avoid entry of foreign materials.
INSPECTION AFTER REMOVAL
Surface Distortion
• Using straightedge (B) and feeler gauge (A), check the surface dis-
tortion of exhaust manifold mating surface in each exhaust port
and entire part.
• If it exceeds the limit, replace exhaust manifold.
INSTALLATION
1. Install exhaust manifold gasket to cylinder head as shown.
2. Tighten exhaust manifold nuts to specification in two stages in
the numerical order as shown.
: Engine front
PBIC3529J
Limit:
Each exhaust port : 0.3 mm (0.012 in)
Entire part : 0.7 mm (0.028 in)
PBIC3530J
: Engine front
PBIC3943E
: Engine front
PBIC3529J

EXHAUST MANIFOLD
EM-23
< SERVICE INFORMATION >
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3. Install exhaust manifold stay (2) in the direction as shown.
4. Install the A/F ratio sensor 1, using Tool
CAUTION:
• Handle it carefully and avoid impacts.
• Before installing a new A/F ratio sensor, clean the exhaust
tube threads using suitable tool and approved anti-seize
lubricant.
• Do not over-tighten the A/F ratio sensor. Doing so may
damage the A/F ratio sensor, resulting in the MIL coming
on.
5. Installation of the remaining parts is in the reverse order of removal.
1 : Exhaust manifold
A : Upper mark
: Engine front
PBIC3944E
Tool number : KV991J0050 (J-44626)
Tool number : — (J-43897-12)
Tool number : — (J-43897-18)
WBIA0772E

EM-24
< SERVICE INFORMATION >
OIL PAN
OIL PAN
ComponentINFOID:0000000001702487
Removal and InstallationINFOID:0000000001702488
REMOVAL
WARNING:
• Be careful not to burn yourself, as the engine oil is hot.
• Prolonged and repeated contact with used engine oil may cause skin cancer; try to avoid direct skin
contact with used oil. If skin contact is made, wash thoroughly with soap or hand cleaner as soon as
possible.
1. Oil level gauge 2. Oil level gauge guide 3. Rear oil seal
4. O-ring 5. Oil pan (upper) 6. Oil pump drive chain
7. Crankshaft sprocket 8. Oil pump sprocket 9. Timing chain tensioner (for oil pump)
10. Oil pump 11. Drain plug 12. Drain plug washer
13. Oil pan (lower) 14. Oil filter 15. Connector bolt
16. O-ring
A. Refer to EM-24
: Oil pan side
PBIC4482E

OIL PAN
EM-25
< SERVICE INFORMATION >
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1. Drain engine oil. Refer to LU-6.
2. Remove engine and transaxle assembly. Refer to EM-72
.
3. Remove oil filter using Tool.
CAUTION:
When removing, prepare a shop cloth to absorb any engine oil leakage or spillage.
4. Remove oil pan (lower) bolts in reverse order as shown.
5. After removing the bolts and nuts, separate the mating surface
and remove the sealant using Tool.
CAUTION:
Be careful not to damage the mating surfaces.
6. Remove the following parts:
• Flywheel (M/T models) or drive plate (A/T or CVT models); Refer to EM-76
.
• Front cover, timing chain, oil pump drive chain; Refer to EM-37
.
7. Remove oil pump.
• Loosen bolts in reverse order as shown.
8. Remove oil pan (lower) bolts in reverse order as shown.Tool number : KV10115801 ( — )
: Engine front
PBIC3146J
Tool number : KV10111100 (J-37228)
WBIA0566E
1: Oil pump
2 : Oil pan (upper)
: Engine front
PBIC3532J
: Engine front
PBIC3533J

EM-26
< SERVICE INFORMATION >
OIL PAN
9. 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.
10. 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 to
remove the lower oil pan from the upper oil pan.
CAUTION:
Be careful not to damage the mating surfaces.
11. 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.
• Remove the old liquid gasket from mating surface of cylinder
block.
• 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
PBIC3534J
Tool number : KV10111100 (J-37228)
WBIA0566E
PBIC3949E

OIL PAN
EM-27
< SERVICE INFORMATION >
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2. Apply the sealant without breaks to the specified location using
Tool.
Use Genuine Silicone RTV Sealant 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 misalignment 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 completed 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
: Engine front
: Engine outside
PBIC4587E
: Engine front
PBIC3533J

EM-28
< SERVICE INFORMATION >
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) (commer-
cial service tool).
• 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 of
oil 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.
8. Use a scraper (A) to remove old liquid gasket from mating sur-
faces.
• 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

OIL PAN
EM-29
< SERVICE INFORMATION >
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9. Apply the sealant without breaks to the specified location using
Tool.
Use Genuine Silicone RTV Sealant or equivalent. Refer to
GI-42, "
Recommended Chemical Product and Sealant".
10. Tighten bolts in numerical order as shown.
11. Install oil filter with the following procedure:
a. Remove foreign materials adhering to the oil filter installation
surface.
b. Apply new engine oil to the oil seal contact surface of new oil fil-
ter.
c. Screw oil filter manually until it touches the installation surface,
then tighten it by 2/3 turn. Or tighten to specification.
12. Installation of the remaining components is in the reverse order of removal.Tool number WS39930000 ( – )
1 : Oil pan (lower)
: Engine outside
PBIC4590E
: Engine front
PBIC3146J
Oil filter: : 17.7 N·m (1.8 kg-m, 13 ft-lb)
SMA229B