RAM

18-061-26 REV. A

2026-07-01 · NHTSA 11034904

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

SA Market Only - Flash: Powertrain Control Module (PCM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must SYMPTOM: exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● **P0088-00 - Fuel Rail Pressure Too High - Bank 1.** ● P0263-00 - Cylinder 1 Contribution/Balance. ● P0266-00 - Cylinder 2 Contribution/Balance. ● P0269-00 - Cylinder 3 Contribution/Balance. ● P0272-00 - Cylinder 4 Contribution/Balance. ● P0275-00 - Cylinder 5 Contribution/Balance. ● P0278-00 - Cylinder 6 Contribution/Balance. Customers may also comment one or more of the following: ● The engine runs rough and exhibits stumbling and shaking. ● Loss of power. NOTE: The perceived loss of power is due to an insufficient injector/torque response. This bulletin involves inspecting and possibly reprogramming the PCM with the latest available software.

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.