Page 1683 of 2771
EM-6
< SERVICE INFORMATION >
PRECAUTIONS
• After 30 minutes or more have passed from the installation, fill
the engine with the specified oil and coolant. Refer to MA-10,
"Fluids and Lubricants".
CAUTION:
Follow all specific instructions in this manual.
SEM159F
Page 1689 of 2771

EM-12
< SERVICE INFORMATION >
NOISE, VIBRATION AND HARSHNESS (NVH) TROUBLESHOOTING
Use the Chart Below to Help You Find the Cause of the Symptom
INFOID:0000000001702473
1. Locate the area where noise occurs.
2. Confirm the type of noise.
3. Specify the operating condition of engine.
4. Check specified noise source.
If necessary, repair or replace these parts.
A: Closely related B: Related C: Sometimes related —: Not relatedD. Drive belt E. Crankshaft pulley F. A/C compressor
G. Water pump H. Generator I. Tension pulley
J. Valve mechanism K. Valves
Location
of noiseTyp e of
noiseOperating condition of engine
Source of
noiseCheck itemRefer-
ence page Before
warm-
upAfter
warm-
upWhen
start-
ingWhen
idlingWhen
racingWhile
driving
Top of en-
gine
Rocker
cover
Cylinder
headTicking or
clickingCA—AB—Tappet
noiseValve clearanceEM-104
Rattle C A — A B CCamshaft
bearing
noiseCamshaft journal oil
clearance
Camshaft runoutEM-47EM-47
Crank-
shaft pul-
ley
Cylinder
block
(Side of
engine)
Oil panSlap or
knock—A—BB—Piston pin
noisePiston to piston pin oil
clearance
Connecting rod bushing
oil clearanceEM-93
EM-93
Slap or
rapA——BBAPiston
slap noisePiston to cylinder bore
clearance
Piston ring side clear-
ance
Piston ring end gap
Connecting rod bend
and torsionEM-93EM-93
EM-93
EM-93
Knock A B C B B BConnect-
ing rod
bearing
noiseConnecting rod bushing
oil clearance
Connecting rod bearing
oil clearanceEM-93EM-93
Knock A B — A B CMain bear-
ing noiseMain bearing oil clear-
ance
Crankshaft runoutEM-93EM-93
Front of
engine
Front cov-
erTapping or
tickingAA—BBBTiming
chain and
chain ten-
sioner
noiseTiming chain cracks
and wear
Timing chain tensioner
operationEM-38
Front of
engineSqueak-
ing or fizz-
ingAB—B—CDrive belt
(Sticking
or slip-
ping)Drive belt deflection
EM-13
Creaking A B A B A BDrive belt
(Slipping)Idler pulley bearing op-
eration
Squall
CreakAB—BABWater
pump
noiseWater pump operationCO-16
Page 1691 of 2771

EM-14
< SERVICE INFORMATION >
DRIVE BELTS
1. Hold the hexagonal part (A) of drive belt auto-tensioner (1) with
a box wrench securely. Then move the wrench handle in the
direction of arrow (loosening direction of tensioner).
CAUTION:
Never place hand in a location where pinching may occur if
the holding tool accidentally comes off.
2. Insert a rod such as short-length screwdriver approximately 6
mm (0.24 in) in diameter into the hole (B) of retaining boss to fix
drive belt auto-tensioner.
3. Install drive belt.
CAUTION:
• Confirm drive belt is completely set to pulleys.
• Check for engine oil, working fluid and engine coolant are not adhered to drive belt and each
pulley groove.
4. Release drive belt auto-tensioner, and apply tension to drive belt.
5. Turn crankshaft pulley clockwise several times to equalize tension between each pulley.
6. Confirm tension of drive belt at indicator (notch on fixed side) is within the possible use range. Refer to
EM-13, "
Checking Drive Belts".
ComponentINFOID:0000000001702478
Removal and Installation of Drive Belt Auto TensionerINFOID:0000000001702479
REMOVAL
1. Remove drive belt. Refer to EM-13, "Removal and Installation".
2. Release the fixed drive belt auto-tensioner pulley.
3. Loosen bolt and remove drive belt auto-tensioner.
NOTE:
PBIC3936E
1. Front cover 2. Drive belt auto–tensioner 3. Idler pulley (models without A/C)
4. Bracket (models without A/C) 5. Shaft (models without A/C)
PBIC4698E
Page 1695 of 2771
EM-18
< SERVICE INFORMATION >
INTAKE MANIFOLD
INTAKE MANIFOLD
ComponentINFOID:0000000001702483
Removal and InstallationINFOID:0000000001702484
REMOVAL
1. Remove engine cover (1).
2. Drain engine coolant. Refer to CO-8, "
Changing Engine Cool-
ant".
CAUTION:
Perform this step when engine is cold.
NOTE:
This step is unnecessary when putting plugs to water hoses (to
electronic throttle control actuator)
a. Disconnect water hoses from electronic throttle control actuator.
b. Remove electronic throttle control actuator.
CAUTION:
• Handle carefully to avoid any shock to electronic throttle
control actuator.
• Never disassemble.
3. Remove oil level gauge.
CAUTION:
Cover the oil level gauge guide openings to avoid entry of foreign materials.
1. PCV hose 2. Gasket 3. Intake manifold
4. Bracket 5. O-ring 6. EVAP canister purge volume control
solenoid valve
7. Water hose 8. Water hose 9. Electronic throttle control actuator
10. Gasket A. To water outlet
WBIA0771E
WBIA0845E
Page 1701 of 2771
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
Page 1702 of 2771
OIL PAN
EM-25
< SERVICE INFORMATION >
C
D
E
F
G
H
I
J
K
L
MA
EM
N
P O
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
Page 1703 of 2771

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
Page 1704 of 2771

OIL PAN
EM-27
< SERVICE INFORMATION >
C
D
E
F
G
H
I
J
K
L
MA
EM
N
P O
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