RAM

1807317

2017-08-16 · NHTSA 10224744

A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.

Manufacturer summary

Original wording in English

Flash: Powertrain Diagnostic and System Improvements This bulletin involves reprogramming the Engine Control Module/Powertrain Control Module (ECM/PCM) with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that the following DTCs have been set:P202E - Reductant Injector Performance. P218F - Reductant No Flow Detected. Customers may experience one or more of the following conditions:Unpleasant odor in the vehicle at low speeds and when regeneration is active. Intermittent no crank and no start(68RFE automatic transmission only). Unable to complete ?Fuel Pressure Override? test in the scan tool. In addition, the following software enhancements are also available:Calibration changes to engine-off timer. Changes to engine warm up protection. Hydrocarbon Desorption (HCD) driveability improvements. A/C pressure sensor update. Exhaust Gas Recirculation (EGR) calibration changes. Improved fuel filter reminder calibration. Improved regeneration at low speeds. Updated accelerator pedal calibration to reduce hesitation. Calibration changes to reduce turbo inlet temperatures.

Repeated filings are grouped only when make, bulletin number, publication date and complete summary agree. Original record numbers are retained. Older publications remain available, and an explicit later version is shown when established. Pre-1994 vehicle associations are separated from default results; an unspecified year does not mean all model years apply.