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2015 Ram Ecodiesel incorrect def fluid detected, what now??

Ram1

New Member
Jan 31, 2024
1
0
Truck Year
2015
I just topped off my DEF tank and within a few miles. The message came up incorrect fluid detected. What do I do now?
 

autoX

Member
Nov 6, 2022
80
13
Truck Year
2015
Might have a bad NOx sensor. That is what our did before the engine let go ;)
 
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