I had the same problem. Clean the contacts. You can also give a quick
spritz of a WD-40 type cleaner, too.

On Sat, 08 Nov 2003 06:35:31 GMT, Dave Kelsen <kelsen@elmore.rr.com>
wrote:

>On 11/8/2003 12:02 AM Vince Pfeifer spake these words of knowledge:
>
>
>> I have recently begun having problems with the power doors on my 2002
>> Odyssey. If the feature is switched to the "On" position, I the car will
>> begin giving me the warning buzz as if the door is open while I do not have
>> the vehicle in Park. If I press the "Close" switch, the warning buzz will
>> stop but it is bound to start again in a few minutes.
>>
>> The buzzing does not start with much of a bump to the vehicle but I assume
>> that for some reason the system thinks that the door has opened. has
>> anybody had this problem and figured a way to fix it without a trip to the
>> dealer?
>>
>> Thanks in advance.
>
>Try cleaning the contacts on the door and the post where the door meets
>when it closes. I seem to recall that folks were using a pencil eraser,
>and some were using contact cleaner for this. You can find much
>discussion on www.odyclub.com. I have not experienced any power door
>problems (knock on wood) in my 2001 Odyssey, now at 63000 miles.
>
>
>RFT!!!
>Dave Kelsen