Does DEF fluid go bad if it freezes?
After it has been frozen, DEF can be thawed and used with no issues. Don’t add chemicals or additives in an effort to prevent freezing, as doing so may contaminate and ruin the fluid. While extreme cold won’t damage DEF, prolonged exposure to heat and sun does present issues. Both can cause DEF to degrade.
What does Def stand for in diesel exhaust fluid?
Cummins Filtration has provided DEF, previously marketed under the Stableguard name, to the stationary market for over 5 years. DEF: Properties & Handling Guidelines Q. What is Diesel Exhaust Fluid (DEF)? A. DEF is the reactant necessary for the functionality of the SCR system.
Where can I find a Def fluid station?
Various truck stops and retail locations offer DEF fluid stations either in jugs or at the pump. If you can’t find one near you, fleet suppliers will often deliver DEF straight to your facility. Finding a DEF fluid station is now easier and safer thanks to Shipley Energy’s cardlock fuel stations.
What happens if you put Def in the diesel tank?
Your brain goes into automatic. Putting the DEF into the diesel tank is a simple mistake that could send a truck to the junkyard. Initially – and immediately – the entire tank of fuel is contaminated because DEF is composed of urea and water.
Why do I need Def fluid in my truck?
DEF helps control the number of nitrogen oxides to meet government-mandated emissions standards. Most trucks use about 2% DEF compared to fuel consumption, depending on how much you use the vehicle, geography, load ratings, duty cycle and more.
When does Def start on diesel exhaust fluid?
What year did diesel exhaust fluid start? The answer to that is “it depends.” It depends on the manufacturer and the engine. So on Ford pickups, the 6.4L Power Stroke, DEF has been required from April 2010 onward.
What happens when the DEF tank is shut down?
During vehicle operation, SCR systems are designed to provide heating for the DEF tank and supply lines. If DEF freezes when the vehicle is shut down, start up and normal operation of the vehicle will not be inhibited. The SCR heating system is designed to quickly return the DEF to liquid form and the operation of the vehicle will not be impacted.
What happens if you have Def in your fuel system?
DEF is corrosive and, as you are about to see, causes severe damage to the fuel system. Early symptoms include hard starting, rough idle and smoking exhaust, and a DEF-contaminated engine may not start at all. The contamination can cause lines to rust, injectors to stick open and fail, and pump failure is also very likely.
Are there special storage requirements for Def fluid?
Additives of any type are not approved for use in DEF today. If the ISO standards should change to allow antifreeze additives, Cummins Filtration will ensure our product continues to meet ISO requirements. Are there special storage requirements for DEF? DEF should be stored in a cool, dry, well-ventilated area, out of direct sunlight.