2018 Honda Civic engine computer — Electronic Control Module, 2.0L, AT, Coupe, California emissions, w/o sunroof price snapshot
- Low
- $25
- Average
- $118
- High
- $245

Year & trim-specific price guide
A used 2018 Honda Civic engine computer (Electronic Control Module, 2.0L, AT, Coupe, California emissions, w/o sunroof) costs $25 to $245, with a median asking price of $106. Based on 43 priced salvage yard listings across the US, updated Aug 26, 2026. Prices exclude shipping, core charges, and installation.
Condition comparison
| Grade | Price range | Relative range | Listings |
|---|---|---|---|
| Grade AClean / low wear | $65–$245 | 34 | |
| Grade BStandard used | $25–$100 | 5 | |
| Grade CVisible wear | Updating | — | |
| Grade XUngraded | $49–$120 | 4 |
Median by grade
Median asking price by seller-reported condition grade · $25–$245 overall range
Trim-specific context
This pricing covers the Electronic Control Module, 2.0L, AT, Coupe, California emissions, w/o sunroof variant of the 2018 Honda Civic engine computer, based on 43 priced listings. Its $106 median is 15% below the 2018 Honda Civic engine computer overall median of $125.
There are 45 other engine computer variants available for the 2018 Honda Civic.
Pricing is not a fitment guarantee. Match the VIN, part number, engine or drivetrain, and seller-listed variant before ordering.
Same year, other trims
Back to full guide
Common questions
Based on 43 priced salvage-yard listings, a used 2018 Honda Civic engine computer in the Electronic Control Module, 2.0L, AT, Coupe, California emissions, w/o sunroof variant lists between $25 and $245, with a median asking price of $106.
In our current dataset, the Electronic Control Module, 2.0L, AT, Coupe, California emissions, w/o sunroof variant appears only for the 2018 model year.