2018 Mazda 3 engine computer — (mounted by battery), 2.5L, AT, ID PYAA-18-881A price snapshot
- Low
- $50
- Average
- $129
- High
- $256

Year & trim-specific price guide
A used 2018 Mazda 3 engine computer ((mounted by battery), 2.5L, AT, ID PYAA-18-881A) costs $50 to $256, with a median asking price of $111. Based on 39 priced salvage yard listings across the US, updated Aug 30, 2026. Prices exclude shipping, core charges, and installation.
Condition comparison
| Grade | Price range | Relative range | Listings |
|---|---|---|---|
| Grade AClean / low wear | $50–$256 | 35 | |
| Grade BStandard used | $89–$106 | 2 | |
| Grade CVisible wear | Updating | — | |
| Grade XUngraded | $75–$100 | 2 |
Median by grade
Median asking price by seller-reported condition grade · $50–$256 overall range
Trim-specific context
This pricing covers the (mounted by battery), 2.5L, AT, ID PYAA-18-881A variant of the 2018 Mazda 3 engine computer, based on 39 priced listings. Its $111 median is 29% above the 2018 Mazda 3 engine computer overall median of $86.
There are 11 other engine computer variants available for the 2018 Mazda 3.
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 39 priced salvage-yard listings, a used 2018 Mazda 3 engine computer in the (mounted by battery), 2.5L, AT, ID PYAA-18-881A variant lists between $50 and $256, with a median asking price of $111.
In our current dataset, the (mounted by battery), 2.5L, AT, ID PYAA-18-881A variant appears only for the 2018 model year.