Check air leakage
- Visually and physically inspect for air and vacuum leaks in the areas listed below.
- Vacuum hoses for splits, kinks and improper connections.
- Throttle body gasket
- 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
- Have any problems been found?
YES
- Repair as necessary and go to "VERIFICATION OF VEHICLE REPAIR " procedure.
NO
- Go to "CHECK FUEL LINE " procedure.