Is the DEF tank in my truck full?
The def gauge says truck has no def, and the check engine The def gauge says truck has no def, and the check engine light is on truck says shut down immediately, and the def tank is full …
How many miles does a GMC Duramax Def fill?
So basically with a 7 gallon tank the truck will last about 3000 miles per def fill. Or two def tanks per oil change. At least that’s my truck. Not sure how much it “should” be using.
Do you have to reset the DEF tank?
You don’t actually have to reset the tank, or you shouldn’t, it operates like your fuel tank. If its warning you it’s low but filling up with 1.5gal, something’s wrong. I usually fill up with 5 gallons at the 999 mile warning. if you keep getting the light you will probably have to go back to the dealer. DEF SUCKS
Why is low Def light on but tank is full?
On the way home from the shop I did a test drive. Shortly after picking the truck up it started an active regen and about 5 minutes later the low DEF indicator lamp came on. The gauge shows the truck is full and I also topped off the DEF fluid hoping that that would solve the problem but I have not had any luck.
Why is DEF tank showing almost empty after oil change?
First oil change at 7,000 miles on a 2017 6.7 had dealer fill up DEF tank which was showing almost empty, showed full on gauge until 2 days later now it shows almost empty. Topped off DEF tank and it was full.
Are there any problems with the Duramax DEF tank?
Since my Duramax was less than 6 months old it began to have problems. First with dash warnings of “Exhaust Fluid Quality Poor See Owners Manual Now”. This occurred with the DEF tank 3/4 full with new factory Chevy DEF. The Chevy mechanics at the time didn’t really understand the whole DEF system and had my truck for more than a week.
Can you fill DEF tank with truck running?
You cant fill the DEF with the truck running. You have to wait 25-30 minutes with the truck off before filling and restarting. Same thing happened to me yesterday. waited 30 minutes, put 2.5 gallons in, no issues at all right now. I topped my DEF tank (actually over full) before I left on a 4,400 mile tow.
You don’t actually have to reset the tank, or you shouldn’t, it operates like your fuel tank. If its warning you it’s low but filling up with 1.5gal, something’s wrong. I usually fill up with 5 gallons at the 999 mile warning. if you keep getting the light you will probably have to go back to the dealer. DEF SUCKS
Why is the DEF tank low indicator light on?
Def tank low indicator light is on tank is full why is level indicator saying it is empty engine has been drated can – Answered by a verified Technician We use cookies to give you the best possible experience on our website.
How to check Def fuel light and check engine light?
Click to expand… Wash wheels and polish steps too. sometime helps in this situation. or use search button. Low nox conversion and READ IT. Check the wiring harness around the def tank. I’ve had problem with them fraying and breaking off from the sensors. Click to expand… This happened to me , changed both sensor’s did a reset and all good .
What happens to the Def light when the engine is shut down?
If the engine has been shut down or has idled for one hour after the DEF tank has been run dry, the Stop Engine Light will also be lit along with the flashing DEF Lamp and Check Engine Light. Engine power will continue to be reduced automatically. The vehicle will also be limited to a speed of 5 miles per hour.
Why is the Def light on but the tank is full?
DEF gauge and indicator light or LED flashing on the gauge default to “E” is an standard for an active SCR related fault. Not necessarily a defect with the DEF level gauge itself or that the DEF is low. Need to hook up, could be many things. pushbroom and spsauerland Thank this.
Click to expand… Wash wheels and polish steps too. sometime helps in this situation. or use search button. Low nox conversion and READ IT. Check the wiring harness around the def tank. I’ve had problem with them fraying and breaking off from the sensors. Click to expand… This happened to me , changed both sensor’s did a reset and all good .
How does Def reset work on Ford PowerStroke diesel?
There is a pipe that goes down into the DPF tank with 2 metal rods (sensors) on it. One goes down to about the 2 gal mark (Low DPF) and the other is about at the 4 gal area. I discovered this when I pulled my tank off. Just put 5 gals in and it should reset.
Why do I need to refill my diesel exhaust tank?
Using and refilling diesel exhaust fluid (DEF) is increasingly becoming a common aspect of owning a diesel-powered car or truck. This chemical is designed to reduce vehicle emissions by combining with exhaust gases after they have left the engine, which means that, over time, your DEF tank will start to run low.