2018 Honda Civic engine computer — Electronic Control Module, 1.5L (turbo), AT, Japan built (Sedan), EX-L (leather), California emissions price snapshot
- Low
- $85
- Average
- $158
- High
- $410

Year & trim-specific price guide
A used 2018 Honda Civic engine computer (Electronic Control Module, 1.5L (turbo), AT, Japan built (Sedan), EX-L (leather), California emissions) costs $85 to $410, with a median asking price of $131. Based on 46 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 | $86–$265 | 34 | |
| Grade BStandard used | $95–$410 | 11 | |
| Grade CVisible wear | Updating | — | |
| Grade XUngraded | $85–$85 | 1 |
Median by grade
Median asking price by seller-reported condition grade · $85–$410 overall range
Trim-specific context
This pricing covers the Electronic Control Module, 1.5L (turbo), AT, Japan built (Sedan), EX-L (leather), California emissions variant of the 2018 Honda Civic engine computer, based on 46 priced listings. Its $131 median is 5% above 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
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Common questions
Based on 46 priced salvage-yard listings, a used 2018 Honda Civic engine computer in the Electronic Control Module, 1.5L (turbo), AT, Japan built (Sedan), EX-L (leather), California emissions variant lists between $85 and $410, with a median asking price of $131.
In our current dataset, the Electronic Control Module, 1.5L (turbo), AT, Japan built (Sedan), EX-L (leather), California emissions variant appears only for the 2018 model year.