RAM 2500 2013–2018 — technical service bulletin
Bulletin 18-073-21 · NHTSA communication 10218576 · issued Aug 13, 2021
Technical service bulletin
communication type
Exterior Lighting
component
2013–2018
model years
24
vehicle entries
Official summary
Diesel Injector Freezing This bulletin involves installing a insulator over the Diesel Exhaust Fluid (DEF) injector. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that one or more of the following Diagnostic Trouble Codes (DTCs) have been set: P218F - Reductant No Flow Detected. P202E - (Diesel Exhaust Fluid) Reductant Injector Performance. The customer will not notice any drivability issues associated with these DTCs. These DTCs may set when the vehicles is parked for a long time and the ambient temperatures are be
Vehicles covered
- 2013 RAM 2500
- 2014 RAM 2500
- 2015 RAM 2500
- 2016 RAM 2500
- 2017 RAM 2500
- 2018 RAM 2500
- 2013 RAM 3500
- 2014 RAM 3500
- 2015 RAM 3500
- 2016 RAM 3500
- 2017 RAM 3500
- 2018 RAM 3500
- 2013 RAM 4500
- 2014 RAM 4500
- 2015 RAM 4500
- 2016 RAM 4500
- 2017 RAM 4500
- 2018 RAM 4500
- 2013 RAM 5500
- 2014 RAM 5500
- 2015 RAM 5500
- 2016 RAM 5500
- 2017 RAM 5500
- 2018 RAM 5500
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.