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New member. P203E error just appeared

mjmjc97

New Member
Aug 1, 2020
1
0
Truck Year
2015
Just joined this forum. I bought a 1 owner 2015 Ram BigHorn with 85000 miles a few months back. No problems until now with this P203E error. I hope its not an expensive fix. Also noticed when I filled up the DEF that my gauge didn't move. Other than those issues, truck works for me!
 

carlhenry

Well-Known Member
Nov 21, 2018
1,506
283
Truck Year
Not Listed
def sensor code --------it is not replaceable tank i think is around 1500.00 check your extended warranty welcome 2 the group
 

Prodriver

New Member
Aug 14, 2020
1
0
Truck Year
2014
Just joined this forum. I bought a 1 owner 2015 Ram BigHorn with 85000 miles a few months back. No problems until now with this P203E error. I hope its not an expensive fix. Also noticed when I filled up the DEF that my gauge didn't move. Other than those issues, truck works for me!
Hello , I have a 2014 SLT with the same code P203E at 150000 miles . My guage is stuck between 1/4 and 1/2 even when tank is full, so I will be replacing tank ( level sensor Built it .
 
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