2000 Toyota ECHO "pass smog test truck" Questions

...first gear severely& will not pass smog other smog even though 4 other smog parts replaced the two are not connected if the CO readings high then its a new cat providing the lambda sensors are ...

pass smog in CA Note: other smog parts replaced as well. The upstream Heated Oxygen sensor is said to be in good working condition if its voltage goes from low to high (100 mv - 900 mv) and vice versa

...pass smog all spec's and testing My car-came up gross pollute in CA now even after replacing upstream 02,FPR and fuel filter was replaced and compression test was done You probably already learned ...

...pass by a little now after parts replaced now came up gross pollute Why California Cat is going to be tested this Saturday check engine light has not came on sin smog parts replaced EGR Valve is ...

...It is not passing smog. sorry, to my knowledge there is no fix...there IS however a fuel additive available that will allow you to pass the Smog test...Google "pass Smog emissions test..." Good ...

pass smog test 1998 wont pass smog test change your oil and oil filter. Add a bottle of octane boost to the fuel tank then top off with fuel. Drive vehicle for about twenty minutes then have emissions

...pass SMOG, so it would be a worthless car because without a SMOG test with "passed" on it. You have a fancy fully functioning car that you cannot drive (leaglly). For example, I have a customer that ...

...pass a smog test. Is their a general reason for this or should I just go try and smog it and see what happens? I guess thats what I gotta do anyway, but if it doesn't pass what do you think the ...

...pass the smog test. What can I do to at the very least to get it to pass the smog test? I really would like to fix it completely because My 1984 Chevrolet S-10 will not pass smog because the hydro ...

...pass smog when it should... My car runs EXCELLENT w 149,000mi...but, it won't pass smog. My good friend said that the a smog shop can put in that cars codes in the computer of the car and it should ...