Used Hyundai Elantra engine computer – Electronic Control Module, 2.0L, Korea built, AT (CVT), automatic engine stop and start, ID 391712JCB0

Trim-specific price guide

Hyundai Elantra Engine Computer — Electronic Control Module, 2.0L, Korea built, AT (CVT), automatic engine stop and start, ID 391712JCB0 prices

Pricing for the Electronic Control Module, 2.0L, Korea built, AT (CVT), automatic engine stop and start, ID 391712JCB0 variant of the Hyundai Elantra engine computer, aggregated from 30 salvage yard listings across 2 model years.

2021 Hyundai Elantra · Electronic Control Module, 2.0L, Korea built, AT (CVT), automatic engine stop and start, ID 391712JCB0

$141

median asking price

20 priced listings · $85–$300

Price summary

A used Hyundai Elantra engine computer (Electronic Control Module, 2.0L, Korea built, AT (CVT), automatic engine stop and start, ID 391712JCB0) costs $85 to $300, with a median asking price of $141. Based on 30 priced salvage yard listings across the US, updated Aug 28, 2026. Prices exclude shipping, core charges, and installation.

Grade A (excellent)$141
Grade B (good)$126

Hyundai Elantra engine computer — Electronic Control Module, 2.0L, Korea built, AT (CVT), automatic engine stop and start, ID 391712JCB0 price snapshot

USD
Low
$85
Average
$152
High
$300
30 priced listings across 2 model years· How we price·

Report incorrect price

Reporting price for Hyundai Elantra Engine Computer (Electronic Control Module, 2.0L, Korea built, AT (CVT), automatic engine stop and start, ID 391712JCB0)

Reason

Condition comparison

Price by part grade

Grade AClean / low wear$126–$2009 listings
Grade BStandard used$85–$24519 listings
Grade CVisible wearUpdating
Grade XUngraded$300–$3002 listings

Median by grade

Grade price comparison

Median asking price by seller-reported condition grade · $85–$300 overall range

Trim-specific context

How is the Electronic Control Module, 2.0L, Korea built, AT (CVT), automatic engine stop and start, ID 391712JCB0 priced differently?

This pricing covers the Electronic Control Module, 2.0L, Korea built, AT (CVT), automatic engine stop and start, ID 391712JCB0 variant of the Hyundai Elantra engine computer, based on 30 priced listings across 2 model years (2021, 2022). Its $141 median is 3% below the Hyundai Elantra engine computer overall median of $146.

Pricing is not a fitment guarantee. Match the VIN, part number, engine or drivetrain, and seller-listed variant before ordering.

Price by model year

What does a Electronic Control Module, 2.0L, Korea built, AT (CVT), automatic engine stop and start, ID 391712JCB0 cost by year?

202120 listings$141$85 – $300202210 listings$126$85 – $300

Other trims

Other Hyundai Elantra engine computer variants

Full Elantra guide

Electronic Control Module, Canada market, Sedan, 1.6L (turbo, Sport), AT

1 yr$101$44 – $316

Electronic Control Module, Canada market, Sedan, 1.6L (turbo, Sport), MT

1 yr$113$40 – $225

Electronic Control Module, Canada market, Sedan, 2.0L, AT, Korea built

2 yrs$150$50 – $444

Electronic Control Module, US market, Sedan, 1.4L (turbo, AT)

1 yr$166$65 – $330

Electronic Control Module, US market, Sedan, 1.6L (turbo, Sport), AT

1 yr$101$44 – $316

Electronic Control Module, US market, Sedan, 1.6L (turbo, Sport), MT

1 yr$113$40 – $225

Electronic Control Module, US market, Sedan, 2.0L, AT, Korea built, ID 391712EFB0

1 yr$134$50 – $300

Electronic Control Module, US market, Sedan, 2.0L, AT, Korea built, ID 391712EFC0

1 yr$106$50 – $294

Electronic Control Module, US market, Sedan, 2.0L, AT, Korea built, ID 391732EFB0

1 yr$100$35 – $395

Common questions

Hyundai Elantra engine computer (Electronic Control Module, 2.0L, Korea built, AT (CVT), automatic engine stop and start, ID 391712JCB0) FAQ

How much is a used Hyundai Elantra engine computer (Electronic Control Module, 2.0L, Korea built, AT (CVT), automatic engine stop and start, ID 391712JCB0)?

Based on 30 priced salvage-yard listings across 2 model years, a used Hyundai Elantra engine computer in the Electronic Control Module, 2.0L, Korea built, AT (CVT), automatic engine stop and start, ID 391712JCB0 variant lists between $85 and $300, with a median asking price of $141.

Which Hyundai Elantra years use the Electronic Control Module, 2.0L, Korea built, AT (CVT), automatic engine stop and start, ID 391712JCB0 engine computer?

The Electronic Control Module, 2.0L, Korea built, AT (CVT), automatic engine stop and start, ID 391712JCB0 variant appears in model years 2021, 2022. Prices and availability differ by year.

Is there a price difference between Electronic Control Module, 2.0L, Korea built, AT (CVT), automatic engine stop and start, ID 391712JCB0 condition grades?

Yes. Grade A has a median of $141, Grade B has a median of $126. Grade A parts are in excellent condition, B is good, and C is fair.