Diesel Injector Freezing This bulletin involves installing a insulator over the Diesel Exhaust Fluid (DEF)...
Ram technical service bulletin 18-073-21 for 2013-2018 Ram 2500, 2013-2018 Ram 3500 and 2013-2018 Ram 5500 and others.
- Bulletin number
- 18-073-21
- Component
- Exterior lighting
- 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 below -11 °C (12 °F).
Owners of these vehicles have filed 43 complaints in the lights category.
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