2003 Toyota Echo Engine Diagram. There are many things that can cause the p0420 trouble code in your echo. Genuine toyota part 1340128010 13401 28010 134010h010 134010h020 134010h060 1340128900.
My next thought is to check vacuum hoses about 2 years ago my mechanic noticed. Ive cleaned the maf sensor and replaced the air filter. Toyota avensis 2003 2009 service information library collection of manuals for maintenance and repair of toyota avensis 2003 2009 cars.
Get free toyota echo engine wiring diagram toyota zn6 86.
Toyota echo 2003 fuse box info. The video above shows how to check for blown fuses in the engine bay of your 2003 toyota echo and where the fuse box diagram is located. I have a 2003 toyota echo and am getting a check engine light p0771 code. A bit of penetrating oil can make things easier.