Intake Manifold Check
- Check for damage or cracking of any part.
- Clogging of the negative pressure (vacuum) outlet port, or clogging of the exhaust gas recirculation passages.
- Using a straight edge and feeler gauge, check for distortion of the cylinder head installation surface.
Standard value: 0.15 mm (0.006 inch) or less
Limit: 0.20 mm (0.008 inch)