The 2002 Toyota Sienna is available as a 4-door, 7-seat passenger van. Starting at $23,905, the 2002 Toyota Sienna CE is powered by a 3.0L , 6 -cylinder engine mated to an automatic transmission that returns an EPA estimated 19-mpg in the city and 24-mpg on the highway. The top of the line 2002ToyotaSiennaXLE , priced at $ 28,012 , is powered by a 3.0L , 6 - cylinder engine mated to an automatic transmission that returns an EPA estimated 19-mpg in the city and 24-mpg on the highway.