Questions & Answers for: Toyota high emissions

high NOX emissions. The car seems to run OK, but I am not sure how to fix this NOX problem. Anybody have a clue? thanks... yes the cadallac converter produces nox emissions i would say the cadallac is

...emissions test. The high idle speed at start up is normal. As the engine temperature increases, the engine idle should kick down automatically. Insofar as the emissions results, if there were a ...

...emissions test with high CO and HC levels. It failed emissions test with hi CO and HC levels. What are the most common emission issues with these vehicles. Not sure, but did you replace the oxygen ...

...high co emissions what to check to lower this reading Have the 02 sensors checked. high co is caused by an overly rich mixture. this is affected by many things such as: needs oil change (this does ...

why is my ppm high.my emission smogs fail because on (ppm) max 477 high ave 57 ok meas 503 high got any questions contact me

...high lift, camshaft.You can't go too far with a hot camshaft like that though before the idle gets rough and emissions rise. So the ones they fitted to these cars were sort of luke-warm, but a ...

...emissions test again,nox is high and Co's are too,what are the air/fuel settings and timing specs. Failed emissions test again,nox is high and Co's are too,what are the air/fuel settings ...

...emissions idle speed hc if >220ppm fail mine 576ppm high speed hc if >220ppm fail mine770ppm sound like you have stuck open egr valve.that will cause HC emission higher than normal. Wouldn't be ...

emissions exceed the standard May be due to the engine exhaust gas in the high temperature oxidation, resulting in leakage of exhaust system. use obd2 inspection of the exhaust system at the interface

...high on my paseo I had a pre mot emissions check and was told that it would fail on that. A new catalytic convertor was fitted two years ago, but this is not the problem. lamba sensors ,depends on ...