2018 Mazda CX5 engine computer — Electronic Control Module, Denso manufacturer price snapshot
- Low
- $90
- Average
- $174
- High
- $300

Year & trim-specific price guide
A used 2018 Mazda CX5 engine computer (Electronic Control Module, Denso manufacturer) costs $90 to $300, with a median asking price of $159. Based on 12 priced salvage yard listings across the US, updated Aug 26, 2026. Prices exclude shipping, core charges, and installation.
Condition comparison
| Grade | Price range | Relative range | Listings |
|---|---|---|---|
| Grade AClean / low wear | $90–$300 | 12 | |
| Grade BStandard used | Updating | — | |
| Grade CVisible wear | Updating | — | |
| Grade XUngraded | Updating | — |
Trim-specific context
This pricing covers the Electronic Control Module, Denso manufacturer variant of the 2018 Mazda CX5 engine computer, based on 12 priced listings. Its $159 median is 69% above the 2018 Mazda CX5 engine computer overall median of $94.
There is 1 other engine computer variant available for the 2018 Mazda CX5.
Pricing is not a fitment guarantee. Match the VIN, part number, engine or drivetrain, and seller-listed variant before ordering.
Same trim, other years
Same year, other trims
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Common questions
Based on 12 priced salvage-yard listings, a used 2018 Mazda CX5 engine computer in the Electronic Control Module, Denso manufacturer variant lists between $90 and $300, with a median asking price of $159.
The Electronic Control Module, Denso manufacturer variant appears in model years 2018, 2020, 2021, 2022, 2023. Prices and availability may differ by year.