Replacement Mercedes ECMs

Check out our brand new Mercedes products and services. We offer a full suite of replacement ECMs and programming services for Mercedes Benz. All our modules are programmed to your keys and car. Find your vehicle in the car picker below!

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Replacement MINI DMEs

Check out remanufactured MINI DMEs. We also offer services to program or replace ELV modules, EWS modules and more. Our modules are programmed to your keys and car, so no additional programming is needed. Find your MINI in the car picker below!


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Precision ECU - About Us

We're a team of automotive software engineers with over 30+ combined years of experience.  We specialize in European import vehicles; BMW, Mercedes, & MINI. Our services include: BME DME Programming, MINI DME Programming, Mercedes ECM Programming, EWS Reset, Key Programming, and more!

Our goal is to fix any DME, ECU, or ECM issue you have.

Give us a call and we'd be happy to help.