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Ram · 2500

Ram 2500 4th gen (DJ/D2) (2010–2018)

Engines in this generation

Latest Ram 2500 4th gen (DJ/D2) guides

Pencil sketch of a Ram 2500 in a garage
Diagnostics & Repair

P20EE on a 2017-2018 Ram 2500/3500 Cummins: SCR Fault, Causes, Fix

JC Landry · Oct 27, 2026

Diagnostic codes covered for this generation

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Ask emanuals.ai about your car

Answers come from the factory manual for your make, model and year, with the page cited. Join the waitlist and we will email you when a spot opens up.