This is all the way over on the passenger side, its the top/frontmost thing touched by the drive belt, you need to remove the bolts holding it on and throw the new one in, and then put the drive belt back on, easier than you think
See related answers, its already been answered
http://www.carspace.com/guides/Toyota-Echo-How-to-change-oil
In the red cover on the positive terminal of the battery.
Which bulb are you trying to change?
hi i have smal question,how to change thermostat in Toyota echo 2000 thanks
It's in the red cover that is connected to the positive terminal of the battery
What belt? Drive belt is easy, just loose the 3 bolts on the alternator, pry the alternator forward, put the new belt on, pry the alternator back, and tighten the bolts. Power steering belt is much more difficult.
See related link. Its not an Echo, but close enough.
For my 2002 Echo it is 3.7 Liters with a filter change.
By taking it to someone who knows what theyre doing
see link
http://groups.msn.com/Sorensonbrian/oilchange.msnw