2018 Mazda 3 engine computer — (mounted by battery), 2.0L, AT, ID PY9V-18-881 price snapshot
- Low
- $30
- Average
- $75
- High
- $188

Year & trim-specific price guide
A used 2018 Mazda 3 engine computer ((mounted by battery), 2.0L, AT, ID PY9V-18-881) costs $30 to $188, with a median asking price of $66. Based on 43 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 | $30–$188 | 32 | |
| Grade BStandard used | $188–$188 | 1 | |
| Grade CVisible wear | Updating | — | |
| Grade XUngraded | $30–$100 | 10 |
Median by grade
Median asking price by seller-reported condition grade · $30–$188 overall range
Trim-specific context
This pricing covers the (mounted by battery), 2.0L, AT, ID PY9V-18-881 variant of the 2018 Mazda 3 engine computer, based on 43 priced listings. Its $66 median is 23% below 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
Back to full guide
Common questions
Based on 43 priced salvage-yard listings, a used 2018 Mazda 3 engine computer in the (mounted by battery), 2.0L, AT, ID PY9V-18-881 variant lists between $30 and $188, with a median asking price of $66.
In our current dataset, the (mounted by battery), 2.0L, AT, ID PY9V-18-881 variant appears only for the 2018 model year.