Page 513 of 698
6A1-12 ENGINE MECHANICAL (M13 ENGINE)
9) Install camshaft housing (1) and tighten bolts to specified
torque.
Tightening torque
Camshaft housing bolt (a) : 11 N·m (1.1 kg-m, 8.0 lb-ft)
10) Check valve clearance again after adjusting it.
11) After checking and adjusting all valves.
12) Install cylinder head cover, referring to “CYLINDER HEAD
COVER”.
ON-VEHICLE SERVICE
AIR CLEANER ELEMENT
REMOVAL
1) Disconnect air cleaner inlet hose (1) from air cleaner case
(2).
2) Open air cleaner case by unhooking its clamps.
3) Remove air cleaner element from case.
INSTALLATION
Reverse removal procedure for installation.
INSPECTION AND CLEANING
Check air cleaner element for dirt. Replace excessively dirty
element.
Blow off dust by compressed air from air outlet side of ele-
ment.
Page 515 of 698
6A1-14 ENGINE MECHANICAL (M13 ENGINE)
6) Remove oil level gauge (1).
7) Disconnect PCV hose (2) from PCV valve (3) and release
harness clamp.
8) Remove cylinder head cover mounting bolts in such order as
indicated in figure.
9) Remove cylinder head cover (1) with cylinder head cover
gasket (2) and spark plug hole gasket (3).
INSTALLATION
1) Install new spark plug hole gaskets (1) and new cylinder
head cover gasket (2) to cylinder head cover (3) as shown in
figure.
2) Remove oil, old sealant, and dust from sealing surface on
cylinder head and cover. After cleaning, apply sealant “A” to
the following point.
Cylinder head gasket (1) sealing surface area (2) as shown.
“A” : Sealant 99000-31150
Page 516 of 698
ENGINE MECHANICAL (M13 ENGINE) 6A1-15
Timing chain cover (1) and cylinder head (2) matching sur-
face as shown.
“A” : Sealant 99000-31150
3) Install cylinder head cover to cylinder head.
4) Tighten bolts in such order as indicated in figure a little at a
time till they are tightened to specified torque.
Tightening torque
Cylinder head cover bolts (a) : 8 N·m (0.8 kg-m, 6.0 lb-ft)
5) Connect PCV hose (2) to PCV valve (1).
6) Install oil level gauge (3).
7) Install ignition coil assemblies with high-tension cord.
8) Connect ignition coil couplers and clamp harness securely.
9) Install cylinder head upper cover.
10) Install air cleaner assembly, resonator and hoses referring to
“AIR CLEANER ASSEMBLY AND RESONATOR”.
11) Connect negative cable at battery.NOTE:
When installing cylinder head cover, use care so that cyl-
inder head cover gasket or spark plug hole gaskets will
not get out of place or fall off.
Page 517 of 698
6A1-16 ENGINE MECHANICAL (M13 ENGINE)
THROTTLE BODY AND INTAKE MANIFOLD
REMOVAL
1) Relieve fuel pressure according to fuel pressure relief proce-
dure described in Section 6.
2) Disconnect negative cable at battery.
3) Drain coolant by loosening drain plug (1).
1. Intake manifold 7. EVAP canister purge valve 13. Intake manifold mounting bolt (short) 19. Cushion
2. Intake manifold gasket 8. TP sensor 14. Intake manifold mounting bolt (long) 20. Fuel delivery pipe mounting bolt
3. Throttle body 9. IAC valve 15. EGR pipe gasket Tightening torque
4. Gasket 10. Fuel delivery pipe 16. O-Ring Do not reuse.
5. EGR pipe 11. Intake manifold stiffener 17. Grommet
6. MAP sensor 12. Intake manifold mounting nut 18. Injector assembly
WARNING:
To help avoid danger of being burned, do not remove
drain plug (1) and radiator cap while engine and radiator
are still hot. Scalding fluid and steam can be blown out
under pressure if plug and cap are taken off too soon.
Page 518 of 698
ENGINE MECHANICAL (M13 ENGINE) 6A1-17
4) Remove air cleaner assembly, resonator and hoses by refer-
ring to “AIR CLEANER ASSEMBLY AND RESONATOR”.
5) Disconnect the following electric lead wires :
IAC valve (1)
TP sensor (2)
EVAP canister purge valve (3)
MAP sensor (4)
Fuel injector wire harness at couplers (5)
Each wire harness clamps
6) Disconnect accelerator cable from throttle body.
7) Disconnect the following hoses :
Brake booster hose (1) from intake manifold
PCV hose (2) from PCV valve
Canister purge hose (3) from EVAP canister purge valve
Water hoses (4) from throttle body and thermostat case
Fuel feed hose (5) from fuel delivery pipe
8) Remove fuel delivery pipe with fuel injectors from cylinder
head.
9) Disconnect EGR pipe (6) from EGR valve.
10) Remove intake manifold stiffener (1).
Page 531 of 698
6A1-30 ENGINE MECHANICAL (M13 ENGINE)
OIL PUMP
REMOVAL
1) Disconnect negative cable at battery.
2) Remove timing chain cover, referring to “TIMING CHAIN
COVER”.
DISASSEMBLY
1) Remove rotor plate (1) by removing its mounting bolts.
[A] : Sealant application
amount4. Timing chain cover
: Apply sealant 99000-31140 to the mating surface of cylinder and
cylinder head.
: Apply sealant 99000-31150 to mating surface of timing chain cover
referring to the figure of Step 1) in “TIMING CHAIN COVER
INSTALLATION”.10. Circlip
“a” : 3 mm (0.12 in.) 5. Pin 11. Oil pump mounting bolt
“b” : 2 mm (0.08 in.) 6. Oil seal 12. Timing chain cover mounting bolts
1. Rotor plate 7. Relief valve
Tightening torque
2. Outer rotor 8. Spring
Do not reuse.
3. Inner rotor 9. Retainer
Apply thin coat of engine oil to sliding
surface of each parts.
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ENGINE MECHANICAL (M13 ENGINE) 6A1-31
2) Remove outer rotor (1) and inner rotor (2).
3) Remove relief valve (1), spring (2) and retainer (3) by remov-
ing circlip (4).
INSPECTION
Check oil seal lip for fault or other damage. Replace as nec-
essary.
Special tool
(A) : 09913-75520
NOTE:
When installing new oil seal (1), press-fit it till its end face
is flush with oil pump case (2) end face.
Page 533 of 698
6A1-32 ENGINE MECHANICAL (M13 ENGINE)
Check outer (1) and inner rotors (2), rotor plate, and oil pump
case for excessive wear or damage.
Check relief valve (1) for excessive wear or damage and
operates smoothly.
MEASUREMENT
Radial Clearance
Check radial clearance between outer rotor (1) and case (2),
using thickness gauge (3).
If clearance exceeds its limit, replace outer rotor or case.
Limit on radial clearance between outer rotor and
case for oil pump
: 0.310 mm (0.0122 in.)
Side Clearance
Using straight edge (1) and thickness gauge (2), measure side
clearance.
Limit on side clearance for oil pump inner rotor
: 0.15 mm (0.0059 in.)