Intake Manifold Upper

Check manifold for:

• Damage and cracks
• Gasket surface damage or warpage
• Damaged or clogged EGR ports

If the manifold exhibits any damaged or warped conditions, replace the manifold. Clean EGR ports as necessary.

If a vacuum port is damaged, a repair procedure can be performed (Refer to ENGINE/MANIFOLDS/INTAKE MANIFOLD - STANDARD PROCEDURE) .