Upper Intake Manifold

Upper Intake Manifold

Upper Intake Manifold (View 1 of 2)










Upper Intake Manifold (View 2 of 2)









Removal

1. Remove the Air Cleaner (ACL) outlet pipe.

2. Disconnect the Throttle Body (TB) electrical connector.

3. Disconnect the Evaporative Emission (EVAP) tube from the intake manifold.

4. Disconnect the brake booster vacuum hose from the intake manifold.

5. Disconnect the PCV tube from the PCV valve.

6. Detach all the wiring harness retainers from the upper intake manifold.

7. If equipped, detach the cylinder block heater wiring harness retainer from the upper intake manifold.

8. Remove the upper intake manifold support bracket bolt.

9. Remove the 6 bolts and the upper intake manifold.
- Remove and discard the gaskets.

- Clean and inspect all of the sealing surfaces of the upper and lower intake manifold.

Installation

1. NOTICE: If the engine is repaired or replaced because of upper engine failure, typically including valve or piston damage, check the intake manifold for metal debris. If metal debris is found, install a new intake manifold. Failure to follow these instructions can result in engine damage.

Using new gaskets, install the upper intake manifold and the 6 bolts.

- Tighten in the sequence shown to 10 Nm (89 lb-in).





2. Install the upper intake manifold support bracket bolt.
- Tighten to 10 Nm (89 lb-in).

3. If equipped, attach the cylinder block heater wiring harness retainer to the upper intake manifold.

4. Attach all the wiring harness retainers to the upper intake manifold.

5. Connect the PCV tube to the PCV valve.

6. Connect the brake booster vacuum hose to the intake manifold.

7. Connect the EVAP tube to the intake manifold.

8. Connect the TB electrical connector.

9. Install the ACL outlet pipe.