Lower Intake Manifold

Material:

Material

CAUTION: During engine repair procedures, cleanliness is extremely important. Any foreign material, including any material created while cleaning gasket surfaces, that enters the oil passages, coolant passages or the oil pan can cause engine failure.

1. Remove the coolant bypass tube.
2. Remove the fuel injection supply manifold.

Part 1 Of 2:

Part 2 Of 2:

3. Remove the parts in the order indicated in the illustration and table.

4. To install, reverse the removal procedure.

5. NOTE: Tighten the oil filter one-half turn after the gasket makes contact with oil filter housing.

Fill the engine with clean engine oil.
- Drain the engine oil.
- Install a new engine oil filter.
- Fill the engine with clean engine oil.

Items 5-6: Lower Intake Manifold Bolt Removal Note
1. Note the location of the six long bolts and the eight short bolts.

Items 11-7: Lower Intake Manifold and Gaskets Installation Note
1. Clean all gasket sealing surfaces with metal surface cleaner.

2. NOTE: Front seal shown, rear seal similar.

Install the lower intake manifold front and rear seals.
1. Apply a bead of silicone gasket and sealant to the intake manifold front and rear seal mounting points as shown.
2. Install the lower intake manifold front and rear seals.

3. Install the intake manifold gaskets.

4. NOTE: The lower intake manifold must be installed within four minutes of applying sealant.

Position the lower intake manifold.
1. Apply a bead of silicone gasket and sealant to the lower intake manifold mounting points (at the front and rear seal).
2. Position the lower intake manifold.

Items 6-5: Lower Intake Manifold Bolt Installation Note

1. NOTE: Make sure the bolts are installed in the correct locations.

Install the six long bolts.

2. Install the eight short bolts.

Lower Intake Manifold Torque Sequence:

3. Tighten the lower intake manifold bolts in two stages in the sequence shown.
- Stage 1: Tighten to 5 Nm (44 inch lbs.).
- Stage 2: Tighten to 10 Nm (89 inch lbs.).