Search Results for ‘misfire’

Hello everyone, I have a 2017 Giulia 2.0t with stage 1 tuned. Recently I have a problem with it. When I give full throttle and the RPM goes above 3000, the missfire will come with no DTC, and the car will shake for a few times. I have changed spark plugs and ignition coil but no improvement...

Hi everyone, I started my QV up 4 hours after driving it, about 60 degrees outside. The engine felt lumpy and rough during idle and sure enough the MIL blinked and the code ran as P0303. The car eventually smoothed out and is driving normal except the MIL (not blinking) won't go away and I've...

EDIT: Update on the situation here The other day my car had a rough idle after a cold start, and prompted a check engine light as well as disabled auto start/stop and disabled the DNA selector. I brought it into the dealership, and they recommended that I have my multiair actuator replaced for...

Hello everyone, Nick from Atlanta here. I have a 2018 Giulia QV with 24000 miles and I've been having some headache with it. Couple month ago I had a CEL with Service Throttle Module error. I checked with MultiECU and it showed multiple error in fuel pressure, misfire, and M-PROP stuck...

TL;DR Replacement Purge Control Valve solved the misfiring and rough patches. The Car: 2018 Giulia Sport RWD, Eurocompulsion V2 Intake, Turbosmart BOV, 27k miles A few months back the issue started with a single misfire, accompanying CEL and Service Electronic Throttle message. Took the car to...