For 1990-2009 cars

1. Install a NEW intake manifold gasket.
2. Install the intake manifold.

Notice: Refer to Fastener Notice in the Preface section.

3. Install the intake manifold bolts and nuts.

Tighten

1. Tighten the intake manifold bolts to 22 N·m (16 lb ft).
2. Tighten the intake manifold nuts to 22 N·m (16 lb ft).

4. Install the intake manifold brace.
5. Install the intake manifold brace bolt.

Tighten
Tighten the intake manifold brace bolt to 22 N·m (16 lb ft).

6. Connect the rear knock sensor to the intake manifold brace.
7. Install the vacuum pump bracket.
8. Install the vacuum pump bracket bolt and nut.

Tighten
Tighten the vacuum pump bracket bolt and nut to 22 N·m (16 lb in).

9. Install the vacuum pump.
10. Install the vacuum pump bolts.

Tighten
Tighten the vacuum pump bolts to 10 N·m (89 lb in).

11. Install the throttle body.
12. Install the throttle body bolts.

Tighten
Tighten the throttle body bolts to 10 N·m (89 lb in).

13. Install the high pressure fuel pump noise insulator.
14. Install the high pressure fuel pump cover.
15. Install the high pressure fuel pump cover bolts.

Tighten
Tighten the fuel pump cover bolts to 10 N·m (89 lb in).

16. Lubricate the high pressure fuel pump fuel feed line connection threads with clean 5W30 engine oil.
17. Install the fuel feed line.
18. Install the fuel feed line bolts.
19. Connect the low pressure fuel line nut.

Tighten

1. Tighten the low pressure fuel line nut to 30 N·m (22 lb ft).
2. Tighten the fuel feed line bolts to 10 N·m (89 lb in).

20. Install the bypass valve solenoid with hoses.
21. Install the bypass valve solenoid bolts.

Tighten
Tighten the bypass valve solenoid bolts to 10 N·m (89 lb in).

22. Connect the bypass valve solenoid hoses and clamps.