Module Controller/330 4011831

The 4011831 is a module controller used in Polaris ATV models. It functions as an electronic control unit (ECU/CDI-type module) responsible for managing key electrical and engine-related functions such as ignition timing, signal processing, and coordination between sensors and electrical components. It ensures stable engine operation and proper communication within the vehicle’s electrical system.

This module is an OEM-spec component (also interchangeable with part number 4011721) and is typically installed within the vehicle’s electrical system assembly, where it plays a critical role in overall performance and reliability.

Compatible Machine Models

• Polaris ATV: Trail Blazer 330 (2008–2009)
• Polaris ATV: Trail Boss 330 (2007–2009)