2017 Mazda 3 engine computer — (mounted by battery), 2.5L, AT, ID PY9W-18-881A price snapshot
- Low
- $41
- Average
- $147
- High
- $290
Year & trim-specific price guide
Used 2017 Mazda 3 Engine Computer — (mounted by battery), 2.5L, AT, ID PY9W-18-881A prices
Trim-specific pricing for the (mounted by battery), 2.5L, AT, ID PY9W-18-881A variant of the 2017 Mazda 3 engine computer, built from 42 real salvage yard listings with condition grade detail.
SKWritten bySaurabh Kumar · Co-Founder & CTO
SK
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.
ASReviewed byAmbika Sharma · Co-Founder & COO
Last updatedSep 23, 2026AS
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.
Price summary
A used 2017 Mazda 3 engine computer ((mounted by battery), 2.5L, AT, ID PY9W-18-881A) costs $41 to $290, with a median asking price of $103. Based on 42 priced salvage yard listings across the US, updated Sep 23, 2026. Prices exclude shipping, core charges, and installation.
Grade A (excellent)$103
Grade B (good)$107
USD
Condition comparison
Price by part grade
Grade AClean / low wear$46–$29033 listings
Grade BStandard used$41–$2608 listings
Grade XUngraded$65–$651 listings
| Grade | Price range | Relative range | Listings |
|---|---|---|---|
| Grade AClean / low wear | $46–$290 | 33 | |
| Grade BStandard used | $41–$260 | 8 | |
| Grade XUngraded | $65–$65 | 1 |
Median by grade
Grade price comparison
Grade A$103
Grade B$107
Ungraded$65
Median asking price by seller-reported condition grade · $41–$290 overall range
Trim-specific context
How does the (mounted by battery), 2.5L, AT, ID PY9W-18-881A compare?
This pricing covers the (mounted by battery), 2.5L, AT, ID PY9W-18-881A variant of the 2017 Mazda 3 engine computer, based on 42 priced listings. Its $103 median is 2% above the 2017 Mazda 3 engine computer overall median of $101.
There are 12 other engine computer variants available for the 2017 Mazda 3.
Pricing is not a fitment guarantee. Match the VIN, part number, engine or drivetrain, and seller-listed variant before ordering.
Same trim, other years
(mounted by battery), 2.5L, AT, ID PY9W-18-881A in other model years
Same year, other trims
What other 2017 Mazda 3 engine computer variants are available?
(mounted by battery), 2.5L, MT, ID PY9S-18-881
48 listings$99$42 – $310(mounted by battery), 2.5L, AT, ID PYAA-18-881A
45 listings$126$42 – $253(mounted by battery), 2.5L, MT, ID PY9T-18-881A
43 listings$121$25 – $240(mounted by battery), 2.0L, AT, ID PSAP-18-881
42 listings$100$65 – $282(mounted by battery), 2.0L, AT, ID PY9W-18-881A
42 listings$103$41 – $290(mounted by battery), 2.0L, MT, ID PEAA-18881-A
39 listings$116$55 – $309(mounted by battery), 2.0L, MT, ID PE18-18881-A
38 listings$109$30 – $225(mounted by battery), 2.0L, AT, ID PY9V-18-881
34 listings$88$50 – $295(mounted by battery), 2.5L, AT, ID PY9V-18-881
34 listings$88$50 – $295(mounted by battery), 2.0L, AT, ID PSAE-18-881
32 listings$86$30 – $305(mounted by battery), 2.5L, AT, ID PSAE-18-881
32 listings$86$30 – $305(mounted by battery), 2.5L, AT, ID PY9X-18-881
31 listings$131$35 – $460Back to full guide
2017 Mazda 3 engine computer — all trims
Common questions
2017 Mazda 3 engine computer ((mounted by battery), 2.5L, AT, ID PY9W-18-881A) FAQ
How much is a used 2017 Mazda 3 engine computer ((mounted by battery), 2.5L, AT, ID PY9W-18-881A)?
Based on 42 priced salvage-yard listings, a used 2017 Mazda 3 engine computer in the (mounted by battery), 2.5L, AT, ID PY9W-18-881A variant lists between $41 and $290, with a median asking price of $103.
Which years use the (mounted by battery), 2.5L, AT, ID PY9W-18-881A engine computer?
The (mounted by battery), 2.5L, AT, ID PY9W-18-881A variant appears in model years 2017, 2018. Prices and availability may differ by year.