Engine Light goes on. Dealership said valves need to be replaced. Cost? on 2002 Toyota Avalon

Can drive the car but engine light still stays on. Dealership said there's a box that holds carbon and is clogged...needs to be cleaned or replaced.

by in Stuart, FL on May 09, 2012
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1 answer 1 comment
ANSWER by , May 09, 2012
need more info but if there talking about your idle air control box they are correct. you can try having injection cleaned but if it fails to work your out 150.00
COMMENT by , May 09, 2012
Thanks. Very helpful.