10 mazda 3
 

I'm hoping someone can help.plseeeeeeeeeeeeeeeeeeeeeeeeeeeee.

I have a 2010 mazda 3.....engine light came on took to mechanics they did diagnosis test came back as catalytic converter (apparently)....got that replaced with a aftermarket one......engine light came bak on the next day so I disconnected negative terminal.on battery to reset itself and all was fine....1 month later starting running rough.....idling like crapp...lost power using more petrol (98) I run it one..took longer to start it....took to mechanic who cleaned out fuel filter ...cleaned 02 sensors and throttle body.....ran find again....another month later...idling very low like crap...longer to start ignition...lost of power sometimes...back to mechanic who changed 2x o2 sensors and still running rough...any suggestions....mechanics now saying new computer checked then maybe smoke machine...engine light hasn't come bak on at all by the way

any one else had similar situation where the problems not being solved.....coming to my wits end!!! Thanks

Welcome aboard.



Has anyone bothered to check for vacuum leaks and tears in the intake hose?

I'm having similar issue.
2010 2L. CEL on. P2096.
Already change bank 1 O2 senser. But CEL keep coming back after reset.
Hsve you solve your issue? Can you ket me know how?
Thank you.

I have a cel for o2 and misfire. After mods. Need help