Engine light on day after filling DEF tank
I want to say something like this happened on my '15 6.7, and I hope it's the same thing. Filled up DEF tank w/ 5 gallons (gauge read just above 1/4). Drove it home ( several miles) after a couple ...
Forum Discussion
Not nearly enough info on which to base an answer. Where did you get the DEF (jug or truck stop pump) and, if in a jug, what was the date on it? You're likely to get fresh DEF at a truck stop pump since they are very high-volume and truckers aren't going to put anything iffy into those expensive tractors. It's sometimes difficult to determine the "chain of custody" and storage conditions with DEF in a jug depending on where you bought it. Doing a quick search, I can't find any references to a "PTS" code relating to Ford PowerStrokes. You might ask the same question(s) over on the Ford Truck Enthusiasts Forum and see what you get.
Rob
Rob
