Intake Manifold: Service and Repair
INTAKE MANIFOLDINTAKE MANIFOLD COMPONENTS:
REMOVAL
1. Disconnect AFS (A) and breather hose (B).
2. Remove air cleaner body (D) and intake hose (C).
3. Disconnect RH oxygen sensor connector (A).
4. Disconnect RH injector connector and ignition coil connector.
5. Disconnect PCSV connector (A), MAP sensor connector (B) and PCSV hose.
6. Disconnect ETC connector (A) and knock sensor connector (B).
7. Disconnect water hoses (B) from ETC.
8. Disconnect PCV (C) hose.
9. Disconnect brake vacuum hose.
10. Remove surge tank stay (A).
11. Remove connector bracket from surge tank or connectors (2EA).
12. Remove surge tank (A).
13. Disconnect breather Pipe assembly (A).
14. Disconnect LH injector connector.
15. Remove intake manifold (A) and gasket.
INSTALLATION
1. Install intake manifold and new gasket on the cylinder head.
Tightening torque
1st : 3.9 - 5.9 Nm (0.4 - 0.6 kgf.m, 2.9 - 4.3 lb-ft)
2nd : 18.62 - 23.52 Nm (1.9 - 2.4 kgf.m, 13.74 - 17.36 lb-ft)
3rd : Repeat 2nd step twice or more
NOTE:
Be careful of the installation direction.
a - h : 1st step order
1 - 8 : 2nd step order
2. Install delivery pipe.
3. Connect LH injector connector.
4. Connect breather Pipe assembly.
Tightening torque
9.80 - 11.76 Nm (1.0 - 1.2 kgf.m, 7.23 - 8.68 lb-ft)
5. Install surge tank.
Tightening torque
9.80 - 11.76 Nm (1.0 - 1.2 kgf.m, 7.23 - 8.68 lb-ft)
- Long bolt 1EA
18.62 - 23.52 Nm (1.9 - 2.4 kgf.m, 13.74 - 17.36 lb-ft)
- Short bolts 3EA/Nuts 2EA
6. Install connector bracket on the surge tank.
Tightening torque
6.86 - 10.78 Nm (0.7 - 1.1 kgf.m, 5.06 - 7.96 lb-ft)
7. Install surge tank stay.
Tightening torque
27.44 - 31.36 Nm (2.8 - 3.2 kgf.m, 20.25 - 23.14 lb-ft)
- Engine front side
18.62 - 23.52 Nm (1.9 - 2.4 kgf.m, 13.74 - 17.36 lb-ft)
- Engine rear side
8. Connect brake vacuum hose.
9. Connect PCV hose.
10. Connect water hoses to ETC.
11. Connect ETC connector and knock sensor connector.
12. Connect PCSV connector, MAP sensor connector and PCSV hose.
13. Connect RH injector connector and ignition coil connector.
14. Connect RH oxygen sensor connector.
15. Install air cleaner upper cover and intake hose.
16. Connect AFS (A) and breather hose.