TSBs

Fixing the Diesel Freeze

Sept. 27, 2022

This bulletin applies to 2013-2018 RAM 2500/3500/4500/5500 trucks equipped with a 6.7L diesel engine. The MIL may be on accompanied by DTC P218F (reductant no flow detected) and/or P202E (diesel exhaust fluid reductant injector performance).

Information courtesy of Mitchell 1,

Mike Mavrigian

The fix involves installing an insulator over the DEF injector. The DEF injector cover kit is available under P/N 68564806AA.

About the Author

Information courtesy of Mitchell 1

Information for Technical Service Bulletins comes from ProDemand, Mitchell 1's auto repair information software for domestic and import vehicles. Headquartered in San Diego, Mitchell 1 has provided quality repair information solutions to the automotive industry since 1918.

About the Author

Mike Mavrigian | Motor Age Editor

Mike Mavrigian has written thousands of automotive technical magazine articles involving a variety of specialties, from engine building to wheel alignment, and has authored more than a dozen books that crisscross the automotive spectrum. Mike operates Birchwood Automotive, an Ohio shop that builds custom engines and performs vintage vehicle restorations. The shop also features a professional photo studio to document projects and to create images for articles and books.