cel

Hello, My new to me 13' Speed 3 threw a CEL the day after I bought it, O'Reilly scan showed a p0172 code. Additionally, whenever I cold start the car it idles rough with slight pops, but goes away once the engine warms up. I drove the car home (1000 miles Phoenix to Denver) after clearing the...

Just installed my turboxs catless downpipe and racepipe on my 09 gen 1 speed3. It sounds awesome. However, roughly 30 miles after the install, 3 miles into the third drive after the install (which I didn’t let it sit and warm up because I had to get somewhere), it threw a CEL with a P0421 code...

I dumbly have vtcs and egr deleted and need to pass emissions. I have heard there is a kit sold that dupes the ecu into thinking VTCS is still there but I can't find any real info about it. Hoping someone can point me in the right direction. I'm not very mechanically experienced so I don't think...

installed a new cat less downpipe. reused the oem o2 sensors, got p0134 immediately, AFRs stuck at 14.8. inspected wiring and found no pinched wiring. checked connector and found a spread terminal on the black connector on the female side. fixed it, but still getting 14.8 for AFRs and no change...

Current mods: intake, inlet, tmic, straight piped stock cbe, dp, and freektune ots tune. I had the dp installed yesterday and flashed the new tune. Everything was fine for roughly 80 miles. Wife took the car to work this morning and said the CEL came on. Had her check it on video chat when...

Hey all. I recently drove my 2011 MS3 for about 30 minutes with no issues. After I parked it and came back to turn it on, I started to throw two codes, along with the traction control light staying on. The codes are P0098 and P0108. Here are the steps I have taken so far -Replaced both the IAT...

During my build I noticed that my CEL was inoperative. I pulled the cluster out, disassembled it and found that the CEL light had been pulled off the circuit board. I searched the web and called a few Michigan based vendors and none of them would repair a Mazda dash. I went back online and found...