why is my rpms go very low on 2000 Honda Accord

why does my rpm s go very low when im at the stop complete when i stop it goes very low like at below 1

by in Salinas, CA on June 04, 2011
1 answer
ANSWER by , June 04, 2011
could be as simple as a dirty throttle body. have it checked at a shop and the cleaning is not expensive. Roy