Intake Manifold: Service and Repair

REMOVAL
1. Battery negative cable.
2. Drain the coolant.
3. Accelerator pedal cable [1].
4. Ventilation hose [2].
- Disconnect from air duct.
5. Air rubber hose [3].
- Disconnect from air duct.
6. Air duct [4].
7. Exhaust Gas Recirculation (EGR) valve vacuum hose [5].
- Disconnect from EGR valve side.
8. Fuel feed hose [6].
- Disconnect from intake manifold side.
9. Water hose [7].
- Disconnect from thermal valve.
10. EGR pipe [8].
- Remove the flange nut.
11. Air regulator connector [9].
12. Air regulator hose [10].
13. EGR fuel pressure control valve rubber hose [11].
14. Throttle body fixing bolts [12].
15. Common chamber fixing bolts and nuts [13].
- Do not remove throttle body from cylinder head.
16. Common chamber [14].
17. Throttle body [15].
- Disconnect throttle position sensor connector and water hoses.
18. Engine harness clip band [16].
19. Fuel injector fixing bolts [17].
20. Fuel injector connector [18].
21. Fuel injector [19].
22. Intake manifold fixing bolts and nuts [20].
23. Intake manifold [21].

INSTALLATION
To install, follow the removal steps in the reverse order, noting the following points;
1. Tighten the intake manifold fixing bolts and nuts to 22 Nm (16 ft. lbs.).
2. Tighten the fuel injector fixing bolts to 19 Nm (14 ft. lbs.).
3. Tighten the common chamber fixing bolts and nuts to 27 Nm (20 ft. lbs.).
4. Tighten the throttle body fixing bolts to 19 Nm (14 ft. lbs).
5. Tighten the EGR pipe flange nut to 44 Nm (33 ft. lbs.).