Intake Manifold: Service and Repair

Fig. 4 Intake Manifold Bolt Tightening Sequence:

1. Disconnect battery ground cable.
2. Remove air cleaner assembly.
3. Disconnect PCV valve and hose from throttle body unit.
4. Drain engine coolant, then disconnect fuel lines from throttle body.
5. Disconnect vacuum lines, then disconnect electrical connectors and throttle linkage from throttle body unit.
6. Disconnect transaxle downshift cable and cruise control linkage, if equipped.
7. Unfasten throttle linkage and throttle valve cable and position aside.
8. Disconnect heater hose from manifold.
9. Remove intake manifold attaching bolts and the manifold.
10. Reverse procedure to install. Torque attaching bolts to specifications in sequence shown in Fig. 4.