CEL After Failed COSTCO fill + OBD II Scan
In the past, the CEL came on maybe twice, and we fooled w/ gas cap and within a day, light went off. Looks like it wants to stay on tho not blinking. It came on after COSTCO pumps were under too m...
Forum Discussion
All kinds of sensors will make the cel go on. Best bet is to get it scanned. Most auto parts stores will do it for free. Just beware they are sometimes it geniuses when it comes to using the reader/scanner. I had one tell me the computer module was bad after scanning. I bought an Actron scanner and it turned out the O2 sensor was bad. Replaced it. Reset the code and it's been fine for more than 5000 miles now.
