Used 2018 Mazda 3 engine computer – (mounted by battery), 2.0L, AT, ID PY9V-18-881

Year & trim-specific price guide

Used 2018 Mazda 3 Engine Computer(mounted by battery), 2.0L, AT, ID PY9V-18-881 prices

Trim-specific pricing for the (mounted by battery), 2.0L, AT, ID PY9V-18-881 variant of the 2018 Mazda 3 engine computer, built from 43 real salvage yard listings with condition grade detail.
Price summary

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.

Grade A (excellent)$66
Grade B (good)$188

2018 Mazda 3 engine computer — (mounted by battery), 2.0L, AT, ID PY9V-18-881 price snapshot

USD
Low
$30
Average
$75
High
$188
43 priced listings used · last updated Aug 30, 2026· How we price·

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Reporting price for 2018 Mazda 3 Engine Computer ((mounted by battery), 2.0L, AT, ID PY9V-18-881)

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Condition comparison

Price by part grade

Grade AClean / low wear$30$18832 listings
Grade BStandard used$188$1881 listings
Grade CVisible wearUpdating
Grade XUngraded$30$10010 listings

Median by grade

Grade price comparison

Median asking price by seller-reported condition grade · $30$188 overall range

Trim-specific context

How does the (mounted by battery), 2.0L, AT, ID PY9V-18-881 compare?

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

What other 2018 Mazda 3 engine computer variants are available?

Back to full guide

2018 Mazda 3 engine computer — all trims

Common questions

2018 Mazda 3 engine computer ((mounted by battery), 2.0L, AT, ID PY9V-18-881) FAQ

How much is a used 2018 Mazda 3 engine computer ((mounted by battery), 2.0L, AT, ID PY9V-18-881)?

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.

Which years use the (mounted by battery), 2.0L, AT, ID PY9V-18-881 engine computer?

In our current dataset, the (mounted by battery), 2.0L, AT, ID PY9V-18-881 variant appears only for the 2018 model year.