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AEM EMS-4 Programmable Engine Management System: Installation and Tuning Guide

About the EMS-4 System

The AEM EMS-4 is a sophisticated, programmable engine management system designed for performance vehicles. It offers advanced control over engine functions, allowing for precise tuning to optimize power, efficiency, and drivability.

Guide Contents

This comprehensive guide provides essential information for the installation and tuning of the AEM EMS-4. It covers:

Detailed installation procedures and wiring diagrams.
Specifications for the EMS-4 unit and available harness options (Full and Mini).
Guidance on connecting various sensors and actuators.
Instructions for installing and using the AEM Tuner software.
In-depth explanations of tuning concepts, including fuel and ignition mapping, sensor calibration, and system diagnostics.
Information on electronic warranty and product support from AEM Performance Electronics.

The document is intended for qualified EFI technicians and performance enthusiasts seeking to maximize their engine's potential.

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