Dec 18, 2014 · Driving home yesterday Service Def comes on and says 280km till restricted to 8km/h and threw code P2048 reductant injector Bank 1 low. I've had that code come up a few times now …

Mar 27, 2014 · My understanding of these two codes (9616 - Reductant Injector Bank 1 - P2048 - Short to Ground) and (9647 - Reductant Injector Valve Bank 1 - P208E - Stuck Closed) seems to be that …

Jan 28, 2021 · P2048, 5 MPH Derate, Def system problem Jump to Latest 3.6K views 2 replies 3 participants last post by mpark Feb 1, 2021 P

Jan 4, 2017 · DEF issues P2048 Had the P2048 CEL pop up last week then got the infamous "5 mph max speed in 200 miles Service DEF System See Dealer." Today was the only...

Oct 3, 2021 · Got a P2048 code, so I removed the injector. I drove the truck to my neighbor's garage and we know the pump was working because it left fluid on his driveway and garage floor. The old …

Jan 12, 2024 · Context: North Dakota Winter- 2017 Dodge Ram 2500 6.7 L Cummins 260k+ Miles Code P2048(Reductant Injector Low Bank 1 Unit 1) Service message: See Dealer 150 miles to 5mph limit I …

Jul 21, 2019 · Dreaded p2048/5 mph code and warning came back, cleaned def injector, cleared but stored and came back again, replaced injector, cleared but still stored and came back yet again right …

Jan 4, 2017 · DEF issues P2048 Had the P2048 CEL pop up last week then got the infamous "5 mph max speed in 200 miles Service DEF System See Dealer." Today was the only day they could get …

May 9, 2025 · 2014 Ram 2500 with a P2048 code which led me to find a bad DEF injector. I decided to soak the bolts with PB blaster while I wait on the injector to get here only to realize they are rusted …

I have a code P2048 and engine light. Any information to correcting it? elephantrider Reply Quote Like Sort by Oldest first elephantrider 13606 posts · Joined 2008 #2 ·Feb 4, 2022