Mechanics

TOYOTA COROLLA CLICK PROBLEM

2000 Toyota Corolla

Noises problem
2000 Toyota Corolla 4 cyl Front Wheel Drive Automatic 142000 miles

While driving my car, I hear a hissing sound (like air is going through somewhere) coming from the front of the car.
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JOHN BATTISTE
July 11, 2009.




If engine idle changes it is most likely a vacuum leak.

Also look at radiator hoses for leaks.

There are a couple vacuum switching valves, one for EVAP system on throttle body, it will usually click but can hiss.

Mmprince4000
Jul 11, 2009.


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