Repair Procedures: Removal
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 miss connection.
- Turn the crankshaft pulley so that the No. 1 piston is at top dead center.
- Remove the intake manifold and exhaust manifolds. (Refer to INTAKE SYSTEM AND EXHAUST SYSTEM .
- Remove the timing chain. (Refer to TIMING SYSTEM .
- Disconnect the heater hoses and then remove the water temperature control assembly (A).
- Remove the LH/RH exhaust camshaft OCV (A).
- Remove the LH/RH camshaft bearing cap (A) and thrust bearing cap (B).
- Remove the LH/ RH camshaft assembly(A).
- Remove the cylinder head bolts, then remove the LH/ RH cylinder heads.
- Uniformly loosen and remove the 16 cylinder head bolts, in several passes, in the sequence shown in illustration. Remove the 16 cylinder head bolts and plate washers.
CAUTION: Head warpage or cracking could result from removing bolts in an incorrect order.
- 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.