RAM

18-052-14

2014-10-07 · NHTSA 10139777

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: 6.7L Diagnostic And System Improvements This bulletin involves selectively erasing and reprogramming the Engine Control Module/Powertrain Control Module (ECM/PCM) with new software. Several software improvements are available for vehicles equipped with a Cummins 6.7L turbo diesel.Improvements To Prevent Or Reduce Unnecessary Malfunction Indicator Lamp (Mil) Illumination For: P2281 - Air Leak Between MAF And Throttle Body. U1421 - Implausible Ignition Key Off Time Received. P026B - Injection Timing Performance.Other Software Improvements: Charging system improvements for dual alternator applications. Torque increase to 865 ft/lbs (D2 vehicles equipped with the Aisin transmission sales code DF2 only) Fuel Filter Minder calibration changes. wiTECH Fuel Pressure Override and Fuel System Run Up test improvements

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.