DEF in diesel SCR systems.
Modern diesel engines require the use of DEF fluid to meet the clean air standards. I tow with a 98.6 Dodge Cummins powered truck, thus no DEF is necessary. But those who have the newer versions of Di...
Forum Discussion
TucsonJim wrote:Walaby wrote:
I purchased a Ram 2500 diesel in Jan. It's a daily driver, plus TT hauler. So, far, I've driven it daily for two months, and 4 (or maybe 5) tanks of gas, and still have just over a half tank of DEF. I don't forsee the need to store def. I'll buy a 2.5 gal, and fill it up before my trip to Florida.
Mike
Mike - If you'll be pulling your rig when you head to Fla, plan on using more DEF than when you're driving around town. I know when I'm towing, I use quite a bit more than when I'm not. But it's really not a big issue because you can buy DEF most anywhere now.
Jim
Thanks Jim for the heads up on that. It will be interesting to see the usage on the first long trip with the trailer. The short trip I took a couple weekends ago didn't seem to make much difference, but Im still new with it, and still in watch mode.
As you say, it's readily available now, so I can always get more when Im down there.
Mike
