2019 Mazda Miata engine computer — Electronic Control Module, from 03/02/19 price snapshot
- Low
- $60
- Average
- $142
- High
- $249

Year & trim-specific price guide
Saurabh Kumar
Co-Founder & CTO, Part Price Guide
Built the pricing pipeline that collects and normalizes used OEM part listings from salvage yards and online marketplaces across the US.
Ambika Sharma
Co-Founder & COO, Part Price Guide
12 years of project management and technical operations experience. Reviews price guides for sample size, fitment accuracy, and data freshness.
A used 2019 Mazda Miata engine computer (Electronic Control Module, from 03/02/19) costs $60 to $249, with a median asking price of $157. Based on 49 priced salvage yard listings across the US, updated Oct 26, 2026. Prices exclude shipping, core charges, and installation.
Condition comparison
| Grade | Price range | Relative range | Listings |
|---|---|---|---|
| Grade AClean / low wear | $60–$249 | 40 | |
| Grade BStandard used | $60–$195 | 5 | |
| Grade XUngraded | $60–$70 | 4 |
Median by grade
Median asking price by seller-reported condition grade · $60–$249 overall range
Trim-specific context
This pricing covers the Electronic Control Module, from 03/02/19 variant of the 2019 Mazda Miata engine computer, based on 49 priced listings. Its $157 median is 0% above the 2019 Mazda Miata engine computer overall median of $157.
There is 1 other engine computer variant available for the 2019 Mazda Miata.
Pricing is not a fitment guarantee. Match the VIN, part number, engine or drivetrain, and seller-listed variant before ordering.
Same year, other trims
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Common questions
Based on 49 priced salvage-yard listings, a used 2019 Mazda Miata engine computer in the Electronic Control Module, from 03/02/19 variant lists between $60 and $249, with a median asking price of $157.
In our current dataset, the Electronic Control Module, from 03/02/19 variant appears only for the 2019 model year.