Generac Evolution 2.0 Controller Manual: A Comprehensive Guide
Generac portable power solutions offer versatile power, ranging from small inverters to 17,500-watt generators, alongside 24/7 support and reliable home standby options.
The Generac Evolution 2.0 controller represents a significant advancement in generator management technology, offering enhanced monitoring and control capabilities. First introduced in 2019, it builds upon the foundation of the earlier Evolution 1.0 (Sync 2.0) controller, providing a more intuitive user experience.
This controller is designed for use with Generac’s range of portable and home standby generators, ensuring reliable power during outages. It facilitates automatic operation, detailed performance monitoring, and streamlined troubleshooting through error code interpretation. The Evolution 2.0 is a central component for maximizing generator efficiency and ensuring long-term dependability, backed by Generac’s commitment to quality and customer support.
Understanding the Evolution 2.0 Controller Features
The Generac Evolution 2.0 controller boasts several key features designed for optimal generator performance. It supports automatic operation, allowing for hands-free power restoration during outages. A prominent feature is its compatibility with the Generac Load Manager (formerly Smart Management Module ⎻ SMM), enabling intelligent power distribution.
The controller provides comprehensive monitoring of vital generator parameters, including voltage, frequency, and engine health. Its advanced diagnostics, including detailed error code reporting, simplify troubleshooting. Furthermore, the Evolution 2.0 facilitates remote start capabilities and supports software updates to ensure continued functionality and access to the latest improvements.

Controller Display and Interface
Generac’s Evolution 2.0 controller features an intuitive display, providing crucial generator information and enabling easy navigation through its menu system for optimal control.
Navigating the Controller Menu
The Evolution 2.0 controller menu is accessed through a series of button presses on the control panel. Familiarize yourself with the menu map to efficiently locate settings and information.
Use the ‘Up’ and ‘Down’ arrows to scroll through the main menu options, such as system status, maintenance schedules, and operational parameters. The ‘Enter’ button selects the highlighted option. To return to the previous menu, press the ‘Escape’ or ‘Back’ button.
Detailed menu structures allow for customization of generator settings, monitoring of performance data, and troubleshooting potential issues; Refer to the complete Evolution 2.0 controller menu map for a comprehensive understanding of all available options and their functions.
Interpreting Controller Icons and Indicators
The Evolution 2.0 controller utilizes a variety of icons and indicators to communicate generator status and operational information. Understanding these visual cues is crucial for effective monitoring and troubleshooting.
Solid icons generally indicate normal operation, while flashing icons often signal a warning or fault condition. Pay close attention to indicators related to voltage, frequency, oil pressure, and engine temperature. A low voltage indicator, for example, may suggest a battery issue or excessive load.
Refer to the controller’s display panel legend for a complete explanation of each icon and indicator. Promptly address any warning signals to prevent potential damage or downtime.

Installation and Wiring
Generac generators with the Evolution 2.0 controller require careful wiring harness connections, proper battery maintenance, and correct remote start wiring for optimal function.
Wiring Harness Connections (Evolution 2.0)
Generac generators equipped with the Evolution 2.0 (or Sync 2.0) controller feature a wiring harness with multiple vacant pin sockets. These are intentionally left unused during initial installation, providing flexibility for future upgrades or customized configurations.
Carefully inspect the wiring harness, ensuring all connections are secure and properly seated. Refer to the specific generator model’s wiring diagram for accurate pin assignments and color coding. The 12V DC battery connection is crucial, typically located at the bottom of the Evolution controller.
Double-check polarity before connecting the battery to prevent damage to the controller. Proper wiring is essential for reliable operation and accurate monitoring of generator performance. Always disconnect the generator from power before performing any wiring work.
Battery Connection and Maintenance
Maintaining a fully charged battery is vital for reliable starting and controller operation of your Generac generator. The 12V DC battery connects to the bottom of the Evolution controller via a designated harness. Always observe correct polarity during connection to avoid damaging the controller or battery.
Regularly inspect the battery terminals for corrosion and clean them as needed. Consider using a battery tender during extended periods of inactivity to prevent sulfation and maintain optimal charge levels. A weak or failing battery can cause starting difficulties and inaccurate controller readings.
Periodically check the battery’s voltage and replace it when it no longer holds a sufficient charge. Refer to your generator’s manual for recommended battery specifications and replacement intervals.
Remote Start Wiring Instructions
To enable remote start functionality on your Generac generator, begin by opening the generator lid to access the wiring compartment. Locate the designated remote start connector on the Evolution 2.0 controller. Carefully follow the wiring diagram provided in your generator’s manual, ensuring correct wire connections for remote start activation.
Typically, this involves connecting wires for remote start, remote stop, and ground. Securely connect the wires, ensuring a tight and reliable connection. Double-check all connections before closing the generator lid. Improper wiring can damage the controller or prevent remote start from functioning correctly.
Test the remote start system after wiring to confirm proper operation.

Operation and Control
Generac generators maintain power during outages, keeping essential appliances running, offering peace of mind with automatic operation, and providing 24/7 support for dependable service.
Starting and Stopping the Generator
Starting your Generac generator with the Evolution 2.0 controller typically involves ensuring the unit is properly connected, has sufficient fuel, and that all safety checks are completed.
Refer to the controller display for status indicators before initiating the start sequence. The remote start functionality, utilizing the wiring harness, offers convenient operation.
To stop the generator, utilize the controller’s shutdown procedure, allowing for a controlled cool-down period. Avoid abrupt shutdowns, as they can potentially damage the engine. Always confirm the generator has completely stopped before performing any maintenance or disconnecting power.
Regularly consult the full manual for detailed instructions specific to your model and controller version.
Load Management and Power Usage
Generac’s Load Manager (formerly the Smart Management Module ⎻ SMM) intelligently manages power distribution during generator operation, prioritizing essential circuits. Understanding your generator’s wattage capacity is crucial for preventing overloads.
The Evolution 2.0 controller assists in monitoring power consumption, allowing you to effectively manage connected appliances and devices. Avoid exceeding the generator’s rated wattage to ensure stable operation and prevent potential damage.
Prioritize powering essential loads first, and consider staggering the start-up of high-wattage appliances to minimize strain on the generator. Proper load management extends runtime and protects your equipment.
Automatic Operation and Monitoring
Generac backup generators, equipped with the Evolution 2.0 controller, offer automatic operation, seamlessly switching on during power outages and restoring power without manual intervention. This provides 24/7/365 protection and peace of mind.

The controller continuously monitors generator performance, displaying critical parameters like voltage, frequency, and oil pressure. Remote monitoring capabilities, often through mobile apps, allow for convenient oversight and control from anywhere.
Automatic self-testing ensures the generator is ready when needed, while diagnostic features aid in identifying and resolving potential issues promptly. Regular monitoring and maintenance are key to reliable automatic operation.

Troubleshooting Common Issues
Generac’s Evolution 2.0 controller displays error codes for quick diagnosis, aiding in resolving problems like low voltage or starting difficulties efficiently and safely.
Error Codes and Their Meanings
Generac Evolution 2.0 controllers utilize a comprehensive system of error codes to pinpoint issues within the generator system. These codes, displayed on the controller interface, provide vital clues for troubleshooting. Understanding these codes is crucial for efficient repair and maintenance.
Common error codes relate to low voltage, overspeed conditions, sensor failures, or starting problems; The manual details each code’s specific meaning, potential causes, and recommended corrective actions. For example, a specific code might indicate a faulty voltage regulator, while another could signal a problem with the engine’s speed sensor.
Referencing the complete list in the Generac manual allows users and technicians to accurately diagnose and address generator malfunctions, minimizing downtime and ensuring optimal performance. Ignoring error codes can lead to further damage.
Addressing Low Voltage Problems
Low voltage issues with a Generac Evolution 2.0 generator can stem from several sources. First, check the battery connection, ensuring it’s clean, secure, and fully charged. A weak battery struggles to initiate the starting process, resulting in low voltage readings. Inspect the wiring harness for any corrosion or loose connections, as these impede proper electrical flow.
If the battery and wiring are sound, the voltage regulator might be faulty. This component maintains consistent voltage output; failure leads to fluctuations. Consult the controller’s error codes for specific diagnostics.
Finally, excessive load can also cause voltage drops. Reduce the connected appliances or devices to determine if overload is the issue. Always prioritize safety when troubleshooting electrical components.
Resolving Starting Difficulties
Starting difficulties with your Generac Evolution 2.0 generator often relate to fuel supply or ignition. First, verify sufficient fuel in the tank and ensure the fuel valve is open. Stale fuel can cause issues; consider using a fuel stabilizer. Check the spark plug for fouling or damage, replacing it if necessary.
The battery is crucial; a low charge prevents proper engine cranking. Inspect the battery connections for corrosion and ensure they are tight. If the engine cranks but doesn’t start, the carburetor might need cleaning or adjustment.
Consult the controller’s error codes for specific fault indications. Refer to the manual for detailed troubleshooting steps and safety precautions.

Maintenance and Service
Regular maintenance, including scheduled procedures and software updates, ensures optimal Generac performance. Contact Generac customer support for assistance and dependable service.
Scheduled Maintenance Procedures
Consistent maintenance is crucial for your Generac generator’s longevity and reliable operation. Regularly inspect the battery connections, ensuring they are clean and secure, as detailed in the manual. Check the air filter frequently, cleaning or replacing it as needed to maintain optimal engine performance.
Oil changes are vital; follow the manufacturer’s recommended intervals based on operating hours. Inspect the fuel system for leaks or deterioration, and stabilize fuel if the generator will be stored for extended periods. Don’t forget to examine the wiring harness for any signs of damage.
Finally, periodically test the generator under load to verify proper functionality and confirm the Evolution 2.0 controller is displaying accurate information. Refer to your owner’s manual for a complete schedule.
Controller Software Updates
Generac periodically releases software updates for the Evolution 2.0 controller to enhance performance, add features, and address potential issues. These updates are typically available through Generac’s customer support channels or via a connected mobile application, if applicable.
Before initiating an update, ensure a stable power supply to the generator to prevent interruption during the process. Carefully follow the on-screen instructions provided by the controller. Do not power off the generator during the update, as this could corrupt the software and render the controller inoperable.
Post-update, verify the controller is functioning correctly and all features are operational. Consult the Generac website or support team for assistance if any problems arise.
Generac Customer Support Contact Information
Generac is dedicated to providing comprehensive customer and technical support for all its products, including those equipped with the Evolution 2.0 controller. For immediate assistance, visit the official Generac Power Systems website. There, you’ll find a detailed FAQ section, troubleshooting guides, and downloadable manuals;
You can also reach Generac’s support team directly via phone. Their contact number is readily available on their website. Additionally, Generac offers support through email, allowing you to submit detailed inquiries and receive personalized assistance. Expect response times to vary depending on inquiry volume.
Remember to have your generator’s model and serial number handy when contacting support for faster service.

Advanced Features
Evolution 2.0 boasts a detailed menu map for navigation, alongside specific functionalities within the Sync 2.0 controller, and seamless integration with the Load Manager (SMM).
Understanding the Evolution 2.0 Menu Map
The Evolution 2.0 controller menu map provides a structured pathway to access and modify generator settings. It’s crucial for optimizing performance and troubleshooting. Navigating this map allows users to view operational data, adjust parameters, and manage system configurations effectively.
The menu is logically organized, typically including sections for status monitoring, exercise schedules, load management, and advanced settings. Familiarizing yourself with the menu hierarchy is key to unlocking the full potential of your Generac generator. The complete menu map is often found within the comprehensive owner’s manual, offering a visual guide to all available options and their functions.
Understanding each menu item empowers users to tailor the generator’s operation to their specific needs, ensuring reliable power during outages and efficient operation during routine use.
Sync 2.0 Controller Specifics
The Sync 2.0 controller, often found in Generac generators, builds upon the Evolution platform with enhanced features and capabilities. Wiring harnesses in generators equipped with the Sync 2.0 (or Evolution 1.0) often include vacant pin sockets, designed for future expandability or specific configurations.
These controllers prioritize seamless integration with optional accessories, like remote monitoring systems and smart management modules. Users benefit from improved diagnostics and a more intuitive interface for managing generator operation. The Sync 2.0 aims to provide a robust and adaptable control system, ensuring reliable performance and ease of use;
Refer to the specific model’s documentation for detailed information regarding Sync 2.0-exclusive features and functionalities.
Load Manager (Smart Management Module ⎻ SMM) Integration
Generac’s Load Manager, previously known as the Smart Management Module (SMM), intelligently manages available power during generator operation. This system prioritizes essential circuits, preventing overload situations when total electrical demand exceeds generator capacity.
Integration with the Evolution 2.0 controller allows for seamless control and monitoring of the Load Manager’s functions. Users can customize circuit priorities and view real-time power usage data. The Load Manager ensures critical appliances remain powered during outages, maximizing the benefit of your Generac generator.
Proper configuration is crucial for optimal performance; consult the Load Manager’s documentation for detailed setup instructions and compatibility information.

Safety Precautions
Generac emphasizes electrical safety, carbon monoxide awareness, and proper generator placement with ventilation to ensure safe operation and prevent potential hazards.
Electrical Safety Guidelines
Generac prioritizes electrical safety during generator operation. Always ensure the generator is properly grounded to prevent electrical shock hazards. Never operate the generator in wet conditions, and protect it from rain and excessive moisture. Use appropriately sized and rated extension cords, inspecting them for damage before each use.
Avoid overloading the generator; adhere to the wattage ratings of connected appliances. Never attempt to modify the generator’s wiring or electrical components. Disconnect all appliances before refueling the generator to prevent sparks and potential fires. Regularly inspect the generator’s wiring for any signs of wear or damage, and address them promptly.
Always follow local electrical codes and regulations when installing and operating your Generac generator.
Carbon Monoxide Awareness
Generac generators produce carbon monoxide (CO), a deadly, odorless, and colorless gas. Never operate a generator indoors or in partially enclosed spaces like garages, even with doors and windows open. Always position the generator outdoors, at least 20 feet away from your home, windows, and vents.
Install battery-operated or battery backup CO detectors in your home, especially near sleeping areas. Regularly test the detectors to ensure they are functioning correctly. Be aware of the symptoms of CO poisoning – headache, dizziness, weakness, nausea, vomiting, chest pain, and confusion.
If you suspect CO poisoning, immediately move to fresh air and seek medical attention. Prioritize safety and awareness when operating your Generac generator.
Generator Placement and Ventilation
Proper generator placement is crucial for safe operation. Always operate your Generac generator outdoors in a well-ventilated area, at least 20 feet away from your home, windows, doors, and ventilation intakes. Avoid placing the generator in areas where exhaust fumes could accumulate.
Ensure the area around the generator is clear of combustible materials like dry leaves, wood, or flammable liquids. Protect the generator from the elements – rain, snow, and direct sunlight – using a suitable weatherproof cover, while still allowing for adequate ventilation.
Never operate the generator inside a garage, basement, or any enclosed space. Adequate airflow is essential to prevent carbon monoxide buildup and ensure safe operation.

Generac Portable Power Products Overview
Generac’s history, since 1959, demonstrates a commitment to reliable power solutions, from the first affordable home standby generators to today’s diverse product line.
Generac Generator Model Ranges
Generac offers a broad spectrum of portable power solutions, catering to diverse needs. Their range begins with compact power inverters, ideal for small electronics and camping, providing convenient on-the-go power. Scaling up, they feature portable generators delivering between 3,000 to 8,000 watts, suitable for recreational use, job sites, and essential home backup during outages;
For more demanding applications, Generac provides larger portable generators, reaching up to 17,500 watts – among the highest available in the portable market. These high-output models can power multiple appliances simultaneously, offering robust backup for entire homes or critical systems. Beyond portables, Generac excels in home standby generators, ensuring seamless power restoration during grid failures, and commercial generators for industrial and institutional applications.
Generac’s History and Commitment to Reliability
Founded in 1959, Generac pioneered affordable home standby generators, revolutionizing power outage preparedness. They were the first to develop an engine specifically designed for the demanding conditions of continuous generator use, setting a new standard for durability. This commitment to innovation has propelled Generac to become the number one manufacturer of home standby generators.
Throughout its history, Generac has consistently focused on building reliable, durable, and efficient power equipment. They prioritize environmentally-friendly designs and provide comprehensive customer and technical support, ensuring peace of mind for their users. Generac remains dedicated to empowering customers with dependable power solutions, backed by decades of experience and a steadfast commitment to quality.