When doing replacement or upgrading on 2000 – 2005 Toyota Echo, the bulb size guide is necessary for you to take the reference.
Jump to corresponding car model with the catalog bellow.

High Beam and Low Beam Headlight2000 – 2005 9003
Front Fog Light2003 – 2005 9006
Back Up Light2000 – 2005 7440
Brake2000 – 2005 7443
Dome Light2000 – 2005 DE3175
Front Side Marker2003 – 2005 1157
2000 – 2002 1157NA
Front Turn Signal2000 – 2005 1157
License Plate2000 – 2002 168
2003 – 2005 194
Parking Light2000 – 2005 1157NA
Rear Side Marker2003 – 2005 12961
2000 – 2002 7443
Rear Turn Signal2003 – 2005 7440
2000 – 2002 7440NA
Tail Light2000 – 2005 7443
Center High Mount Stop Light2000 – 2005 921
Trunk2000 – 2005 194