NISSAN LATIO 2009 Service Repair Manual

Component " .
2. Remove exhaust manifold cover.
3. Remove the air fuel ratio sensor 1, using Tool (A).
CAUTION:
Handle it carefully and avoid impacts.
4. Remove exhaust manifold side bolt of exhaust manifold stay. 1. Exhaust manifold cover 2. Exhaust manifold 3. Gasket
4. Stud bolt 5. Bracket 6. Air fuel ratio sensor 1
7. Exhaust manifold stay Engine front

EXHAUST MANIFOLD
EM-145
< SERVICE INFORMATION >
[MR18DE] C
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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 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
WBIA0854E

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OIL PAN
Component INFOID:0000000004307136
Removal and Installation INFOID:0000000004307137
REMOVAL WARNING:
• Be careful not to burn yourself, as the engine oil is hot.
• Prolonged and repeated contact with used engine oil may cau se skin cancer; try to avoid direct skin
contact with used oil. If skin contact is made, w ash thoroughly with soap or hand cleaner as soon as
possible.
1. Drain engine oil. Refer to LU-16 .
2. Remove engine and transaxle assembly. Refer to EM-195 .
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-147 Oil pan side

EM-148< SERVICE INFORMATION >
[MR18DE]
OIL PAN
3. Remove flywheel (M/T models) or drive plate (CVT or A/T models). Refer to EM-199, " Component " .
4. Remove oil filter using Tool.
CAUTION:
When removing, prepare a shop cloth to ab sorb any engine oil leakage or spillage.
5. Remove oil pan (lower) bolts in reverse order as shown.
6. After removing the bolts and nuts, separate the mating surface and remove the sealant using Tool.
• Slide (2) the Tool by tapping (1) its side with a hammer to remove the oil pan (lower) from the oil pan (upper).
CAUTION:
Be careful not to damage the mating surfaces.
7. Remove the following parts: • Front cover, timing chain, oil pump drive chain; Refer to EM-160 .
8. Remove oil pump. • Loosen bolts in reverse order as shown.
9. Remove oil pan (upper) 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

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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 to remove 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 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

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 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

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c. Press-fit the rear oil seal usi
ng 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 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 dimens ion 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 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. PBIC3953E

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)
A : Liquid gasket
: Engine outside

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IGNITION COIL, SPARK
PLUG AND ROCKER COVER
Component INFOID:0000000004307138
Removal and Installation INFOID:0000000004307139
REMOVAL 1. Remove intake manifold. Refer to EM-141 .
2. Remove ignition coil. CAUTION:
• Handle ignition coil car efully and avoid impacts.
• Never disassemble.
1. PCV hose 2. Rocker cover 3. Spark plug
4. Ignition coil 5. PCV hose 6. PCV valve
7. O-ring 8. Gasket
A. To air duct B. Refer to EM-153 . C. To intake manifold