I had the same problem and there there were spider webs in charcoal canister. fixed filling problem, but light still on. HTere is a service bullettine for this issues and an updated part with a couple check vales on it. 25852-20010. here is the part number. email if you still need this problem fixed. I will explain how to install.
Check Engine Light
in 92 - 06 Lexus ES250/300/330
Posted
I had the same problem and there there were spider webs in charcoal canister. fixed filling problem, but light still on. HTere is a service bullettine for this issues and an updated part with a couple check vales on it. 25852-20010. here is the part number. email if you still need this problem fixed. I will explain how to install.