2018 Toyota Sienna transmission control module — Lamps, headlamp control, (behind headlamps) price snapshot
- Low
- $58
- Average
- $105
- High
- $249

Year & trim-specific price guide
A used 2018 Toyota Sienna transmission control module (Lamps, headlamp control, (behind headlamps)) costs $58 to $249, with a median asking price of $100. Based on 18 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–$249 | 13 | |
| Grade BStandard used | Updating | — | |
| Grade CVisible wear | $58–$58 | 1 | |
| Grade XUngraded | $60–$103 | 4 |
Median by grade
Median asking price by seller-reported condition grade · $58–$249 overall range
Trim-specific context
This pricing covers the Lamps, headlamp control, (behind headlamps) variant of the 2018 Toyota Sienna transmission control module, based on 18 priced listings. Its $100 median is 5% above the 2018 Toyota Sienna transmission control module overall median of $95.
There are 36 other transmission control module variants available for the 2018 Toyota Sienna.
Pricing is not a fitment guarantee. Match the VIN, part number, engine or drivetrain, and seller-listed variant before ordering.
Same trim, other years
Same year, other trims
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Common questions
Based on 18 priced salvage-yard listings, a used 2018 Toyota Sienna transmission control module in the Lamps, headlamp control, (behind headlamps) variant lists between $58 and $249, with a median asking price of $100.
The Lamps, headlamp control, (behind headlamps) variant appears in model years 2018, 2019, 2020. Prices and availability may differ by year.