2018 Nissan Altima transmission control module — Power Supply, (engine compartment power, under hood) price snapshot
- Low
- $75
- Average
- $168
- High
- $201

Year & trim-specific price guide
A used 2018 Nissan Altima transmission control module (Power Supply, (engine compartment power, under hood)) costs $75 to $201, with a median asking price of $177. Based on 21 priced salvage yard listings across the US, updated Sep 5, 2026. Prices exclude shipping, core charges, and installation.
Condition comparison
| Grade | Price range | Relative range | Listings |
|---|---|---|---|
| Grade AClean / low wear | $75–$201 | 17 | |
| Grade BStandard used | $172–$181 | 4 | |
| Grade CVisible wear | Updating | — | |
| Grade XUngraded | Updating | — |
Median by grade
Median asking price by seller-reported condition grade · $75–$201 overall range
Trim-specific context
This pricing covers the Power Supply, (engine compartment power, under hood) variant of the 2018 Nissan Altima transmission control module, based on 21 priced listings. Its $177 median is 106% above the 2018 Nissan Altima transmission control module overall median of $86.
There are 8 other transmission control module variants available for the 2018 Nissan Altima.
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 21 priced salvage-yard listings, a used 2018 Nissan Altima transmission control module in the Power Supply, (engine compartment power, under hood) variant lists between $75 and $201, with a median asking price of $177.
The Power Supply, (engine compartment power, under hood) variant appears in model years 2017, 2018. Prices and availability may differ by year.