Recent content by kolo

and knock sensor although there was no code for them

update.....turned out to be bad MAF sensor.

update.....turned out to be bad MAF sensor.

thanks all. UPDATE Removing the air filter had neutral effect. Except for increased sound For the fuel pressure, i dont have a pressure gauge and it seems corolla 2009 my model doesn't have the port for attaching the pressure gauge, i checked but couldn't find one. Although i ve replaced with...

Thanks, will try the air filter trick. Although STFT , LTFT and Total fuel trims are within normal ranges (<10%). Removing the exhaust wasn't helpful so i have ruled out blocked catalytic converter.

my corolla 2010 , 2ZR FE started exhibiting poor /slow acceleration from stop some weeks ago.The slow acceleration makes overtaking difficult. i have changed the fuel pump but it wasn't helpful. No MIL (obd) code on scanning. what are the other possible causes please.