2015 Mazda 3 engine computer — Electronic Control Module, (mounted by battery), 2.5L, AT, ID PEAB-18881-A price snapshot
- Low
- $15
- Average
- $92
- High
- $240

Year & trim-specific price guide
A used 2015 Mazda 3 engine computer (Electronic Control Module, (mounted by battery), 2.5L, AT, ID PEAB-18881-A) costs $15 to $240, with a median asking price of $76. Based on 27 priced salvage yard listings across the US, updated Sep 9, 2026. Prices exclude shipping, core charges, and installation.
Condition comparison
| Grade | Price range | Relative range | Listings |
|---|---|---|---|
| Grade AClean / low wear | $50–$166 | 18 | |
| Grade BStandard used | $181–$240 | 2 | |
| Grade CVisible wear | Updating | — | |
| Grade XUngraded | $15–$125 | 7 |
Median by grade
Median asking price by seller-reported condition grade · $15–$240 overall range
Trim-specific context
This pricing covers the Electronic Control Module, (mounted by battery), 2.5L, AT, ID PEAB-18881-A variant of the 2015 Mazda 3 engine computer, based on 27 priced listings. Its $76 median is 23% below the 2015 Mazda 3 engine computer overall median of $99.
There are 11 other engine computer variants available for the 2015 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 27 priced salvage-yard listings, a used 2015 Mazda 3 engine computer in the Electronic Control Module, (mounted by battery), 2.5L, AT, ID PEAB-18881-A variant lists between $15 and $240, with a median asking price of $76.
In our current dataset, the Electronic Control Module, (mounted by battery), 2.5L, AT, ID PEAB-18881-A variant appears only for the 2015 model year.