It is on the driver side under the rear of the intake air filter. This
> code is also generated by leaving the gas cap loose. Make sure it is
> tight, at least 3 clicks. For tons of information on it visit
>formatting linkforum and search on the code......
>
>
>>I have a 2000 Odyssey. I can't find in the owners manual where the
>> evaporative canister is. I'm getting a 1457 code which says there's
>> something wrong with the emissions system and I want to check out the
>> canister and tubing, etc. before I have to take it in to the dealer. >>
>> Any ideas where the canister is or where I can find out where it is? >>
Right indeed - all the code is really saying is that there is a leak detected in the vapor system. The gas cap comes to mind, with a 2000 being pretty young for the next suspect: a cracked vapor hose.
Mike