Intake Manifold: Service and Repair

Fig. 7 Intake Manifold Bolt Tightening Sequence:

1. Disconnect battery ground cable.
2. Drain engine cooling system into suitable container.
3. Remove throttle body, then disconnect fuel lines.
4. Remove fuel injector wiring harness.
5. Disconnect upper radiator hose, then the heater hose from water outlet.
6. Mark distributor rotor and body reference marks, then remove distributor assembly.
7. Remove intake manifold attaching bolts, then the intake manifold.
8. Reverse procedure to install. Torque bolts to specifications in sequence shown in Fig. 2.