Having problems with your 2001 Subaru Forester ?

Code po442 Evaporative emission control system leak detected.(small leak) How do I find the leak. Thank You, Jay B

Posted / edited by AnonymousUser on : 15-01-2018

Answers :

You can inspect the hoses on the EVAP system for cracks or broken connections, but a smoke test that fills the system with actual smoke is the correct way to check for a leak. The leak can be as small as .040 inches.
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