Page 497 of 687
Downloaded from www.Manualslib.com manuals search engine 6A1-16 ENGINE MECHANICAL (M13 ENGINE)
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
Timing chain cover (1) and cylinder head (2) matching sur-
face as shown.
“A” : Sealant 99000-31150 NOTE:
Be sure to check each of these parts for deterioration or
any damage before installation and replace if found
defective.
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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 breather hose (1) and PCV hose (2).
6) Install oil level gauge (3).
7) Install ignition coil assemblies with high-tension cord.
8) Connect ignition coil couplers.
9) Install cylinder head upper cover.
10) Connect accelerator cable to clamp (For left hand steering
vehicle only).
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 499 of 687

Downloaded from www.Manualslib.com manuals search engine 6A1-18 ENGINE MECHANICAL (M13 ENGINE)
Throttle Body and Intake Manifold
REMOVAL
1) Relieve fuel pressure referring to “Fuel Pressure Relief Pro-
cedure” 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 nut 19. Injector assembly
2. Intake manifold gasket 8. TP sensor 14. Intake manifold mounting bolt (short) 20. Cushion
3. Throttle body 9. IAC valve 15. Intake manifold mounting bolt (long) Tightening torque
4. Gasket 10. Fuel delivery pipe 16. EGR pipe gasket Do not reuse
5. EGR pipe 11. Engine hook 17. O-ring
6. MAP sensor 12. Intake manifold stiffener 18. Grommet
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.
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Downloaded from www.Manualslib.com manuals search engine ENGINE MECHANICAL (M13 ENGINE) 6A1-19
4) Remove air cleaner outlet No.1 (1) and No.2 (2) hoses and
breather hose (3).
5) Remove intake manifold bracket (1) with main harness from
intake manifold.
6) Disconnect the following electric lead wires:
IAC valve (2)
TP sensor (3)
EVAP canister purge valve (4)
MAP sensor (5)
Fuel injector wire harness at couplers (6)
Ground terminal (7) from intake manifold
7) Disconnect accelerator cable (1) from throttle body.
8) Disconnect the following hoses:
Brake booster hose (2) from intake manifold
PCV hose (3) from PCV valve
Fuel pressure regulator vacuum hose (4) from intake mani-
fold
Canister purge hose from EVAP canister purge valve
Water hoses from throttle body
Vacuum hose (5) (to check valve) from throttle body
Fuel feed hose and return hose from each pipe
9) Remove fuel delivery pipe with fuel injectors from cylinder
head and intake manifold.
10) Remove canister purge hose bracket.
11) Disconnect EGR pipe from EGR valve.
12) Remove intake manifold stiffener (1).
Page 501 of 687
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13) Remove intake manifold (1) with throttle body (2) and EGR
pipe (3) from cylinder head (4), and then its gasket.
INSTALLATION
Reverse removal procedure for installation noting the followings.
Use new intake manifold gasket and EGR pipe gasket.
Tighten long bolt (1), short bolt (3) and nuts (2) to specified
torque.
Tightening torque
Intake manifold bolts and nuts
(a) : 25 N·m (2.5 kg-m, 18.0 lb-ft)
Check to ensure that all removed parts are back in place.
Reinstall any necessary parts which have not been rein-
stalled.
Adjust accelerator cable play referring to “Accelerator Cable
Adjustment” in Section 6E.
Refill cooling system referring to “Cooling System Flush and
Refill” in Section 6B.
Upon completion of installation, turn ignition switch ON but
engine OFF and check for fuel leaks.
Finally, start engine and check for engine coolant leaks.
Page 502 of 687
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Exhaust Manifold
REMOVAL
1) Disconnect negative cable at battery.
2) Disconnect heated oxygen sensor coupler (1) (if equipped)
and detach it from its stay.
3) Remove exhaust manifold cover (2).
4) Remove exhaust manifold stiffener (1).
1. Exhaust manifold 4. Exhaust manifold cover Tightening torque
2. Exhaust manifold gasket 5. Engine hook Do not reuse.
3. Heated oxygen sensor (if equipped) 6. Exhaust manifold mounting nut
WARNING:
To avoid danger of being burned, do not service exhaust
system while it is still hot. Service should be performed
after system cools down.
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5) Disconnect exhaust pipe (1) from exhaust manifold.
6) Remove exhaust manifold (1) and its gasket from cylinder
head.
INSTALLATION
1) Install new gasket to cylinder head.
Then install exhaust manifold.
Tighten manifold nuts to specified torque.
Tightening torque
Exhaust manifold nuts (a) : 55 N·m (5.5 kg-m, 40.0 lb-ft)
2) Install seal ring and install exhaust pipe (1) to exhaust mani-
fold.
Before installing seal ring, check it for deterioration or dam-
age, and replace as necessary.
Tighten pipe fasteners to specified torque.
Tightening torque
Exhaust pipe bolts (a) : 50 N·m (5.0 kg-m, 36.5 lb-ft)
Page 504 of 687
Downloaded from www.Manualslib.com manuals search engine ENGINE MECHANICAL (M13 ENGINE) 6A1-23
3) Install exhaust manifold stiffener (1).
Tighten exhaust manifold stiffener bolts to specified torque.
Tightening torque
Exhaust manifold stiffener bolts
(a) : 50 N·m (5.0 kg-m, 36.5 lb-ft)
4) Install exhaust manifold cover (1).
5) Connect heated oxygen sensor coupler (2) and fit coupler to
bracket securely (if equipped).
6) Connect negative cable at battery.
7) Check exhaust system for exhaust gas leakage.