Removal
Removal
Engine removal is not required for this procedure.
CAUTION:
- Use fender covers to avoid damaging painted surfaces.
- To avoid damaging the cylinder head, wait until the engine coolant temperature drops below normal temperature before removing it.
- When handling a metal gasket, take care not to fold the gasket or damage the contact surface of the gasket.
- To avoid damage, unplug the wiring connectors carefully while holding the connector portion.
NOTE:
Mark all wiring and hoses to avoid misconnection.
1. Disconnect the battery terminals and remove the battery.
2. Remove the engine cover (A).
3. Remove the air duct (A).
4. Disconnect the breather hose (A), ECM connector (B) and remove the air cleaner assembly (C).
5. Remove the under cover (A).
6. Remove the drain plug and drain the engine coolant.
7. Remove the radiator upper hose (A) and lower hose (B).
8. Remove the heater hoses (A).
9. Disconnect the VIS connector (A), OPS connector (B), knock sensor connector (C) and A/C switch connector (D).
10. Disconnect the intake OCV connector (A).
11. Disconnect the injector connectors (A) and ignition coil connectors (B).
12. Disconnect the ETC connector (A) and MAP sensor connector (B).
13. Disconnect the CMP sensor connector (A), fuel hose (B), brake booster vacuum hose (C) and PCSV hose (D).
14. Disconnect the PCSV connector (A), ECT connector (B), condenser connector (C), CKP sensor connector (D), CMP sensor connector (E) and brake booster vacuum hose (F).
15. Remove the water temp control assembly (A).
16. Remove the timing chain.
17. Remove the intake & exhaust manifold.
18. Remove the intake & exhaust CVVT assembly.
19. Remove the cam shaft.
A. Remove the front cam shaft bearing cap (A).
B. Remove the exhaust cam shaft upper bearing (A).
C. Remove camshaft bearing cap (A), in the sequence shown.
D. Remove the cam shaft (A).
E. Remove the exhaust cam shaft lower bearing (A).
20. Remove the intake OCV (A).
21. Remove the exhaust OCV.
22. Remove the cylinder head bolts, then remove the cylinder head.
A. Using triple square wrench, uniformly loosen and remove the 10 cylinder head bolts, in several passes, in the sequence shown.
CAUTION:
Head warpage or cracking could result from removing bolts in an incorrect order.
B. Lift the cylinder head from the dowels on the cylinder block and place the cylinder head on wooden blocks on a bench.
CAUTION:
Be careful not to damage the contact surfaces of the cylinder head and cylinder block.
23. Remove the cylinder head gasket.