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The Apexi Power FC is a popular engine management system that offers enhanced tuning capabilities for the 13B-REW engine found in the Mazda RX-7. This guide will walk you through the process of installing the Power FC to improve power output and optimize tuning settings.
What You Need for Installation
- Apexi Power FC unit
- FC Commander (optional, for tuning)
- Basic hand tools (screwdrivers, wrenches, etc.)
- Wire connectors and electrical tape
- Access to a laptop with tuning software (if applicable)
Step-by-Step Installation Process
Step 1: Disconnect the Battery
Before starting any installation, ensure that the vehicle is turned off and the battery is disconnected to prevent any electrical shorts.
Step 2: Remove the Factory ECU
Locate the factory ECU in your RX-7. Typically, it is found under the dashboard on the driver’s side. Carefully remove any panels obstructing access, and disconnect the wiring harness from the ECU.
Step 3: Install the Power FC Unit
Take the Apexi Power FC and connect it to the factory wiring harness. Ensure that all connections are secure. If your model requires additional wiring, follow the specific instructions provided with the unit.
Step 4: Connect the FC Commander (Optional)
If you have the FC Commander, connect it to the Power FC unit. This device allows for real-time tuning adjustments and monitoring of engine parameters.
Step 5: Reinstall Panels and Reconnect the Battery
Once the Power FC is installed and connected, reinstall any panels that were removed. Reconnect the battery and ensure all connections are tight.
Step 6: Start the Engine
Start the engine and check for any warning lights or issues. If everything is functioning correctly, proceed to the tuning phase.
Tuning Your 13B-REW with the Power FC
Tuning is crucial to maximize the performance benefits of the Power FC. Here are some tips to consider:
- Use a wideband O2 sensor for accurate air-fuel ratio readings.
- Adjust fuel maps based on the desired performance and octane rating of fuel.
- Monitor ignition timing and adjust to prevent knock.
- Consider professional tuning for optimal results.
Common Issues and Troubleshooting
During installation or tuning, you may encounter some common issues:
- Engine Won’t Start: Check all connections and ensure the battery is properly connected.
- Check Engine Light: Use a diagnostic tool to read codes and troubleshoot.
- Performance Issues: Re-evaluate tuning settings and ensure the correct fuel maps are used.
Conclusion
Installing an Apexi Power FC on your 13B-REW can significantly enhance your vehicle’s performance and tuning capabilities. By following this guide, you can ensure a successful installation and start enjoying the benefits of improved power and efficiency.