Check Air Leakage
- Check for contamination and installation of Gaskets.
- Check throttle body gasket
- Check gasket between intake manifold and surge tank
- Check for contamination or restrictions by foreign material between intake manifold and injectors
- Check for contamination or foreign materials between surge tank and PCSV
- Is there any air leakage?
YES
- Repair or replace as necessary and then, go to "VERIFICATION OF VEHICLE REPAIR " procedure.
NO
- Go to "Check Exhaust System For Restrictions " as follows.