Note:
- 1. To avoid misconnection during installation, mark all connectors and hoses when they are disconnected.
- 2. Check the drive belts before removing the cylinder head.
- 3. Turn the crankshaft so that the piston of the first cylinder is at the top dead center of the compression stroke.
1. Remove the air intake (A).
2. Disconnect the negative terminal from the battery.
3. Unscrew the radiator cap and drain plug of the cooling system and drain the coolant.
4. Remove the engine cover.
5. Disconnect the mass air flow sensor connector (A). Disconnect the breather hose (IN) from the air filter hose. Remove air filter (WITH) complete with inlet hose.
6. Remove the top (A) and bottom (IN) radiator hoses.
7. Remove heater hoses (A).
8. Disconnect the connectors on the cylinder head and intake manifold:
- 1. A - throttle position sensor connector;
- 2. B - idle speed controller connector;
- 3. C-connector of the solenoid valve;
- 4. D - VIS drive connector;
- 5. E - nozzle connector;
- 6. F - knock sensor connector;
- 7. G - camshaft position sensor connector;
- 8. A - coolant temperature sensor connector;
- 9. B- ignition coil connector:
- 10. C - crankshaft position sensor connector;
- 11. D - oxygen sensor connector;
- 12.A - three fuel injector connectors.
9. Disconnect the ground wire (A) from the hood cover.
10. Disconnect the intake air temperature sensor connector (A) and VIS drive connector (B).
11. Disconnect the fuel hose (A) from the highway.
12. Disconnect the crankcase ventilation hose.
13. Disconnect the vacuum hose (A) from the vacuum brake booster.
14. Loosen the lock nuts and remove the throttle cable.
15. Remove the crankcase ventilation hose (A).
16. Remove intake manifold.
17. Remove the power steering pump.
18. Remove the exhaust manifold.
19. Remove the drive belt.
20. Disconnect the high voltage wires from the spark plugs.
21. Remove cylinder head covers (A).
22. Remove the camshaft gears.
23. Remove the camshaft main bearing caps (A).
24. Remove camshafts (A).
25. Remove rear drive belt cover (A).
26.Remove the coolant temperature control unit (A) complete with water pump.
27. Evenly loosen and then completely unscrew the 8 bolts securing both cylinder heads in several approaches in the sequence shown in the figure. Remove these 16 bolts and cylinder head gaskets.
28.Remove cylinder heads from guide pins and place on wooden blocks.