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 ...
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DEF was purchased at Pilot. Took truck back to dealer and they just called and said that appears to be a connector someplace (don't know where tho) and based on diagnosis/computer, should not pose a problem. They cleared the code, pulled truck out and engine light was back on. Have seen something similar like this on our semis and go for sometime before it got fixed. Supposed to leave around 2am for FL. Would hate like the dickens to have the computer on truck/DEF say while in transit "Guess what, your all done, pull over ASAP".
