Cylinder Head Removal

Cylinder Head Removal

NOTE:

- Use fender covers to avoid damaging the painted surfaces.

- To avoid damaging the wiring and terminals, unplug the wiring connectors carefully while holding the connector portion.

- Connect the Honda Diagnostic System (HDS) to the data link connector (DLC), and monitor the engine coolant temperature (ECT) sensor 1. To avoid damaging the cylinder head, wait until the engine coolant temperature drops below 100 °F (38 °C) before loosening the cylinder head bolts.

- Mark all wiring and hoses to avoid misconnection. Also, be sure that they do not contact other wiring or hoses, or interfere with other parts.

1. Relieve fuel pressure. Service and Repair

2. Drain the engine coolant. Service and Repair

3. Remove the air cleaner assembly. Service and Repair

4. Remove the drive belt. Drive Belt Removal/Installation

5. Remove the intake manifold. Service and Repair

6. Remove the exhaust manifold. Service and Repair

7. Disconnect the evaporative emission (EVAP) canister hose (A) and the brake booster vacuum hose (B).






8. Remove the quick-connect fitting cover (A), then disconnect the fuel feed hose (B). Fuel Line/Quick-Connect Fitting Removal






9. Remove the harness holder (A) from the bracket, then remove the harness holder bracket (B).






10. Disconnect the upper radiator hose (A) and the heater hoses (B).






11. Remove the bolt (A) securing the connecting pipe.

12. Disconnect the following engine wire harness connectors, and remove the wire harness clamps from the cylinder head.
- Four fuel injector connectors

- Engine coolant temperature (ECT) sensor 1 connector

- Camshaft position (CMP) sensor A (Intake) connector

- Camshaft position (CMP) sensor B (Exhaust) connector

- Rocker arm oil control valve connector

- Rocker arm oil pressure switch connector

- EVAP canister purge valve connector

- Engine oil pressure switch connector

- Variable valve timing control (VTC) oil control solenoid valve connector

13. Remove the cam chain. Cam Chain Removal

14. Remove the rocker arm assembly. Rocker Arm Assembly Removal






15. Remove the cylinder head bolts. To prevent warpage, loosen the bolts in sequence 1/3 turn at a time. Repeat the sequence until all bolts are loosened.

16. Remove the cylinder head.