Used 2018 BMW X3 engine computer – Electronic Control Module, 3.0L (M40i), thru 02/28/18

Year & trim-specific price guide

Used 2018 BMW X3 Engine Computer — Electronic Control Module, 3.0L (M40i), thru 02/28/18 prices

Trim-specific pricing for the Electronic Control Module, 3.0L (M40i), thru 02/28/18 variant of the 2018 BMW X3 engine computer, built from 41 real salvage yard listings with condition grade detail.

2018 BMW X3 · Electronic Control Module, 3.0L (M40i), thru 02/28/18

$290

median asking price

41 priced listings · $138–$650

Price summary

A used 2018 BMW X3 engine computer (Electronic Control Module, 3.0L (M40i), thru 02/28/18) costs $138 to $650, with a median asking price of $290. Based on 41 priced salvage yard listings across the US, updated Aug 31, 2026. Prices exclude shipping, core charges, and installation.

Grade A (excellent)$291
Grade B (good)$271

2018 BMW X3 engine computer — Electronic Control Module, 3.0L (M40i), thru 02/28/18 price snapshot

USD
Low
$138
Average
$299
High
$650
41 priced listings used · last updated Aug 31, 2026· How we price·

Report incorrect price

Reporting price for 2018 BMW X3 Engine Computer (Electronic Control Module, 3.0L (M40i), thru 02/28/18)

Reason

Condition comparison

Price by part grade

Grade AClean / low wear$138–$45027 listings
Grade BStandard used$165–$3719 listings
Grade CVisible wearUpdating
Grade XUngraded$150–$6505 listings

Median by grade

Grade price comparison

Median asking price by seller-reported condition grade · $138–$650 overall range

Trim-specific context

How does the Electronic Control Module, 3.0L (M40i), thru 02/28/18 compare?

This pricing covers the Electronic Control Module, 3.0L (M40i), thru 02/28/18 variant of the 2018 BMW X3 engine computer, based on 41 priced listings. Its $290 median is 16% above the 2018 BMW X3 engine computer overall median of $250.

There are 3 other engine computer variants available for the 2018 BMW X3.

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 BMW X3 engine computer variants are available?

Electronic Control Module, 3.0L (M40i), from 03/01/18

45 listings$345$105 – $650

Electronic Control Module, 2.0L (30iX), thru 02/28/18

44 listings$241$117 – $525

Electronic Control Module, 2.0L (30iX), from 03/01/18

43 listings$200$85 – $584

Back to full guide

2018 BMW X3 engine computer — all trims

View 2018 guide

Common questions

2018 BMW X3 engine computer (Electronic Control Module, 3.0L (M40i), thru 02/28/18) FAQ

How much is a used 2018 BMW X3 engine computer (Electronic Control Module, 3.0L (M40i), thru 02/28/18)?

Based on 41 priced salvage-yard listings, a used 2018 BMW X3 engine computer in the Electronic Control Module, 3.0L (M40i), thru 02/28/18 variant lists between $138 and $650, with a median asking price of $290.

Which years use the Electronic Control Module, 3.0L (M40i), thru 02/28/18 engine computer?

In our current dataset, the Electronic Control Module, 3.0L (M40i), thru 02/28/18 variant appears only for the 2018 model year.