Emission Control Systems: Service Precautions

2UZ-FE EMISSION CONTROL SYSTEM:

PRECAUTION

1. AIR INDUCTION SYSTEM
(a) Removal of the engine oil dipstick, oil filler cap, PCV hose, may break the engine.
(b) Disconnection, looseness or cracks in the parts of the air induction system between the throttle body and cylinder head may result in air suction and break the engine.