I got this code after takin off and cleaning the throttle body on my cobalt, after unpluggin the the battery for atleast 15 minutes it seems the car idles normal between 800 to 900 rpm but i got this code showing up p0223. would that mean i need a new pedel sensor or is something im missing here?
09 cobalt p0223 problem on 2009 Chevrolet Cobalt
by wanblinunpa in Parmelee, SD on October 17, 2013
ANSWER by pushrod , October 17, 2013
WHY did you clean the T-Body? What type of cleaner did you use, carb. cleaner? No code before?
ANSWER by globalhelper , October 18, 2013
double ck wiring. do you have throttle response?
ANSWER by ZeeTech , October 18, 2013
Make sure the electrical connector is seated in the throttle correctly. Reset the DTC and do a throttle re-learn.