Is the Def gauge empty or is the tank full?
DEF gauge reads empty, tank is full. Engine light is on. Code NOX malfunction data valid but higher than normal. I suspect the DEF level sending unit. Any tests to perform to validate my prognosis?
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.
Is there a low Def warning with a 3 / 4 tank?
The ’12 T660 I’m in started this at 20K, and was low only one time. Finally it De-rated and got towed to the KW shop in Nashville. Turned out to be a sensor somewhere in the exhaust system. That was an early ’12, so you may not have to much trouble getting in and out of your dealer. Yeah, OK, good luck there!
What kind of truck has a low DEF tank?
I’m in a 2012 T700 with 78k on the odometer, so still a new truck. I was making good time down I-20 yesterday morning when a glance at my gauges showed the red light on the DEF tank. Catch is that I had 5-8 of a tank. My dash computer switched over to saying Low DEF and my check engine lamp was on.
DEF gauge reads empty, tank is full. Engine light is on. Code NOX malfunction data valid but higher than normal. I suspect the DEF level sending unit. Any tests to perform to validate my prognosis?
What was the red light on my DEF tank?
I was making good time down I-20 yesterday morning when a glance at my gauges showed the red light on the DEF tank. Catch is that I had 5-8 of a tank.
Why is my Def light flashing with 3 / 4 tank?
I’m in Sylvester Ga, I turned off my truck with a full tank of DEF and come back to turn the truck back on to find my DEF light flashing. What is the problem? Its a Kenworth T-700 only got 174013 miles. If you have the PACCAR engine, it might be as simple as a software update you need.
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.
