2016 dodge ram ram 2500 i just got the “service def system see dealer” message on my dash , is there anyone can help with clearing that garbage? I bought a tester right after that, and now test every. So i've got the dreaded service def system see dealer indication.
Ram 2500 Service Def System See Dealer
You have a warranty even.
They both disappeared on their own but is this a precursor to the 5mph restriction?.
I am the original owner of the truck and it periodically. After a 50 mile trip today, as i was pulling into the driveway the message service def see dealer popped up on the evic. On july 3rd, 2024 while coming back from a short drive in my 2018 ram 2500, with the 6.7 cummins that has 180k miles on the clock, i got a message in the evic saying service def. Had the message service def system see dealer message pop up today while towing my camper home.
It affects approximately 62,000 vehicles in these. 2020 ram 2500 6.7l bighorn 26,000 miles. Triggered a def warning, see dealer message. I am in mt, so the cold temps could play a role.

I read with code reader and it says p208a.
In march 2023, ram released service bulletin zdf for “service def (diesel exhaust fluid) system see the dealer”. They tested, said it was bad def, and charged for the drain, clean and refill. When the def system needs to be serviced the following warnings will display: I just received a message on my truck that says service def system see dealer.
You could try a reset by pulling your negative battery cable for at least 30 minutes to clear the code but if it comes back, go see the dealer for a fix.



