RAM 3500 2016 — technical service bulletin
Bulletin 1800322 · NHTSA communication 10222970 · issued Jan 6, 2022
Technical service bulletin
communication type
Service Brakes
component
2016
model years
3
vehicle entries
Official summary
Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation a technician may find the following DTCs set in the PCM memory: P064F - Unauthorized Software/Calibration Detected. P218F - Reductant No Flow Detected. P202E - (Diesel Exhaust Fluid) Reductant Injector Performance. U0001-00 - CAN C BUS. P1C55 - NOx Sensor Intermittent - Bank 1 Sensor 1. P24A5 - EGR Cooler Bypass Bank 1 Control Stuck. P207F - Reductant Quality Performan
Vehicles covered
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.