Air Leakage Inspection
- Visually/physically inspect the air leakage in intake/exhaust system as following items,
- Check for throttle Plate being held open with excessive carbon deposits
- Vacuum hoses for splits, kinks and improper connections.
- Throttle body gasket
- Positive crankcase ventilation valve for improper installation, damaged O-rings and malfunctioning.
- Gasket between intake manifold and cylinder head
- Seals between intake manifold and fuel injectors
- Exhaust system between HO2S and Three way catalyst for air leakage
- Was a problem found in any of the above areas?
YES
- Replace or repair as necessary and go to "VERIFICATION OF VEHICLE REPAIR " procedure
NO
- Go to next step as below