Honda Civic. Manual — part 789

Fig. 10: Identifying Intake Manifold Mounting Bolts And Nuts

15. Remove the harness clamps, then remove the intake manifold from the vehicle.

Fig. 11: Identifying Harness Clamps

Installation

1. Install the harness clamps to the intake manifold.

2008 Honda Civic GX

2006-08 ENGINE Intake Manifold and Exhaust System - Civic (Except Hybrid)

Fig. 12: Identifying Harness Clamps

2. Install the intake manifold (A) with new gaskets (B), and tighten the bolts and

nuts in a crisscross pattern in two or three steps, beginning with the inner bolt.

Fig. 13: Identifying Intake Manifold And Gaskets (With Torque
Specifications)

3. Raise the vehicle on the lift to full height.
4. Install the intake manifold bracket (A).

2008 Honda Civic GX

2006-08 ENGINE Intake Manifold and Exhaust System - Civic (Except Hybrid)

Fig. 14: Identifying Intake Manifold Bracket (With Torque Specifications)

5. Lower the vehicle on the lift.
6. Install the heater hose clamp bracket.

Fig. 15: Identifying Heater Hose Clamp Bracket (With Torque
Specifications)

7. Install the throttle body (A) with a new gasket (B).

2008 Honda Civic GX

2006-08 ENGINE Intake Manifold and Exhaust System - Civic (Except Hybrid)

Fig. 16: Identifying Throttle Body And Gasket (With Torque
Specifications)

8. Install the water bypass hoses.

Fig. 17: Identifying Water Bypass Hoses

9. Connect the engine wire harness connectors, and install the wire harness

clamps to the intake manifold.

Throttle actuator connector

Manifold absolute pressure (MAP) sensor connector

Evaporative emission (EVAP) canister purge valve connector

Intake manifold tuning (IMT) valve actuator connector

10. Connect the fuel feed hose (see FUEL LINE/QUICK-CONNECT FITTING

REMOVAL ), then install the quick-connect fitting cover (A).

2008 Honda Civic GX

2006-08 ENGINE Intake Manifold and Exhaust System - Civic (Except Hybrid)