Used 2021 Hyundai Sonata engine computer – Electronic Control Module, (LH under hood), 2.5L, naturally aspirated, automatic engine stop and start, US built

Year & trim-specific price guide

Used 2021 Hyundai Sonata Engine ComputerElectronic Control Module, (LH under hood), 2.5L, naturally aspirated, automatic engine stop and start, US built prices

Trim-specific pricing for the Electronic Control Module, (LH under hood), 2.5L, naturally aspirated, automatic engine stop and start, US built variant of the 2021 Hyundai Sonata engine computer, built from 11 real salvage yard listings with condition grade detail.
Price summary

A used 2021 Hyundai Sonata engine computer (Electronic Control Module, (LH under hood), 2.5L, naturally aspirated, automatic engine stop and start, US built) costs $78 to $246, with a median asking price of $150. Based on 11 priced salvage yard listings across the US, updated Aug 27, 2026. Prices exclude shipping, core charges, and installation.

Grade A (excellent)$150
Grade B (good)$170

2021 Hyundai Sonata engine computer — Electronic Control Module, (LH under hood), 2.5L, naturally aspirated, automatic engine stop and start, US built price snapshot

USD
Low
$78
Average
$160
High
$246
11 priced listings used · last updated Aug 27, 2026· How we price·

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Reporting price for 2021 Hyundai Sonata Engine Computer (Electronic Control Module, (LH under hood), 2.5L, naturally aspirated, automatic engine stop and start, US built)

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Condition comparison

Price by part grade

Grade AClean / low wear$78$2466 listings
Grade BStandard used$78$2465 listings
Grade CVisible wearUpdating
Grade XUngradedUpdating

Median by grade

Grade price comparison

Median asking price by seller-reported condition grade · $78$246 overall range

Trim-specific context

How does the Electronic Control Module, (LH under hood), 2.5L, naturally aspirated, automatic engine stop and start, US built compare?

This pricing covers the Electronic Control Module, (LH under hood), 2.5L, naturally aspirated, automatic engine stop and start, US built variant of the 2021 Hyundai Sonata engine computer, based on 11 priced listings. Its $150 median is 12% below the 2021 Hyundai Sonata engine computer overall median of $170.

There are 8 other engine computer variants available for the 2021 Hyundai Sonata.

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 2021 Hyundai Sonata engine computer variants are available?

Back to full guide

2021 Hyundai Sonata engine computer — all trims

Common questions

2021 Hyundai Sonata engine computer (Electronic Control Module, (LH under hood), 2.5L, naturally aspirated, automatic engine stop and start, US built) FAQ

How much is a used 2021 Hyundai Sonata engine computer (Electronic Control Module, (LH under hood), 2.5L, naturally aspirated, automatic engine stop and start, US built)?

Based on 11 priced salvage-yard listings, a used 2021 Hyundai Sonata engine computer in the Electronic Control Module, (LH under hood), 2.5L, naturally aspirated, automatic engine stop and start, US built variant lists between $78 and $246, with a median asking price of $150.

Which years use the Electronic Control Module, (LH under hood), 2.5L, naturally aspirated, automatic engine stop and start, US built engine computer?

In our current dataset, the Electronic Control Module, (LH under hood), 2.5L, naturally aspirated, automatic engine stop and start, US built variant appears only for the 2021 model year.