HOW DO YOU FIX EVAPORATIVE CONTROL PROBLEMS ON

2003 Toyota Highlander

Tiny

ryano7777

October, 9, 2011 AT 8:24 PM

Just bought it used and had a 90,000 mile service done that previous owner did not do. Codes po441 po442 po446 codes came up my son turned off light and said to get it checked out

2 Answers

Tiny

hmac300

October, 9, 2011 AT 8:31 PM

This deals mainly with te evap cannisetr and purge valve. I'm sending a diagram on what to do. If you can't read it send me your email an di'll do that.

Tiny

hmac300

October, 9, 2011 AT 8:34 PM

Make sure your gas cap is good as well as this will set one of the codes. And when you tighten it after getting fuel make sure to hear 3clicks.

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