2014-2018 Mazda 3 ECU Tuner is a full-featured engine tuning software toolset for getting more horsepower and torque.

This is the all-in-one tool for recording, analyzing, modifying and monitoring your 2014-2018 Mazda 3s engine performance. By remapping the Mazda3s engine parameters you can take advantage of bolt on modifications like Air Intakes and performance exhaust systems to get even more power from a tune or the parts alone.

Versatuner features a library of pre-built tunes. This allows you to get a tune right away with your purchase for your Mazda 3. You can contact various tuners available if you want a custom tune for a specific modifications package you have installed on your Mazda 3 to get even more.

VersaTuner is a Windows application that allows reflashing/remapping of the engine ECUs to provide data logging, tune editing, and diagnostics troubleshooting.

Why Versatuner?

No matter what your goals are - increased horsepower, better fuel economy or engine performance analysis, VersaTuner offers a rich set of unique and powerful features with an attractive and easy to use graphical interface. It leverages the power and connectivity of your PC/laptop to provide a tightly integrated, colorful and exciting tuning experience that has been designed for the modern world of social networking and internet technologies.

What's in the box?

VersaTuner Quick Start Guide
Via Email, you will be provided with a personal download link for your required version of VersaTuner. This version is locked to your VIN

Vehicle Fitment

2014-2018 Mazda 3 2.0 (all regions)
2014-2018 Mazda 3 2.2 Diesel (all regions)
2014-2018 Mazda 3 2.5 (all regions)

Hardware & Software Requirements

A Windows™ PC, laptop or tablet with a USB 2.0 port running Microsoft® Windows™ 7/8/8.1/10 32 or 64 bit
VersaLink USB Vehicle Interface or any other J2534 Pass-Thru device with version 04.04 DLL (DLL and driver are provided by the device manufacturer) for flashing
OBDLink LX, OBDLink MX or a generic ELM327 Bluetooth OBD-II adapter for wireless data logging (optional)

Validated adapters are:

VersaLink USB Vehicle Interface
Tactrix Open Port 2.0
Drew Tech Mongoose ISO/CAN, (Ford) VPW/CAN

Other adapters that are compliant with the standard, should work but have not been tested.

IMPORTANT: Chinese Mini-VCI/MVCI J2534 interfaces (cables) are known to brick the ECU when flashing. Do NOT use them with VersaTuner!

Installation Information on Versatune

It will take you 30 minutes to install the Versatuner

30 Min Install Time

1/5 Difficulty

No CEL

VersaTune is currently the best software for your modern Mazda. Account creation and software setup process are very simple and allows you device flexibility in case you need to access it in an emergency. Importing tunes, data logging and sharing are intuitive with each revision taking only minutes to upload to the vehicle. The experience so far has been stress free, and easy to follow with on screen instructions that guide you each step of the way. You won't be disappointed using this software.

Joshua Sturtevant12/07/2023, 09:53 PM

The VersaTune software is such a user friendly software compared to the competition. It’s laid out very nicely with easy to use drag and drop boxes to choose what to log and even runs and works on my Windows 10 touchscreen tablet that I keep in the car for easy tune swaps. It is also not locked to a single computer like other tuning softwares, which is a bonus in my books, especially for how often I’m upgrading devices.

Jonathan M01/07/2023, 06:09 PM

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Where can I learn to tune? I think I know the general principle- you adjust air/fuel ratios and ignition timing. I’d like to create a tune myself, but would like to learn a bit more before jumping in.

Asked by Julio Arreaga | 04/29/2023, 11:20 AM | 0 answer(s)

Will there be a version for the 4th gens soon?

Asked by Nik | 06/28/2022, 10:21 AM | 1 answer(s)

On the Versatuner website there are downloadable pre-tuned files that you can add to the software. Is this the same tuner from their website? Can you use those files with this software?

Asked by Kai Phanhthalath | 06/19/2022, 05:47 PM | 1 answer(s)