Lexus RX engine computer price snapshot
- Low
- $85
- Average
- $323
- High
- $962
Vehicle-specific price guide
How much is a used Lexus RX engine computer?
Asking prices from 229 salvage yards in 37 states, broken down by model year, condition grade, and fitment variant.
SKWritten bySaurabh Kumar · Co-Founder & CTO
SK
Saurabh Kumar
Co-Founder & CTO, Part Price Guide
Built the pricing pipeline that collects and normalizes used OEM part listings from salvage yards and online marketplaces across the US.
ASReviewed byAmbika Sharma · Co-Founder & COO
Last updatedSep 21, 2026AS
Ambika Sharma
Co-Founder & COO, Part Price Guide
12 years of project management and technical operations experience. Reviews price guides for sample size, fitment accuracy, and data freshness.
Part overview
About the Lexus RX engine computer
What the engine computer does, common failure signs, and prices across all vehicles: used engine computer price guide →
Also known asECUECMPCMEngine Control ModuleEngine Control UnitPowertrain Control Module
Price summary
A used Lexus RX engine computer costs $85 to $962, with a median asking price of $285. Based on 732 priced salvage yard listings across the US, compatible across 2015–2025 (11 model years), updated Sep 21, 2026. Prices exclude shipping, core charges, and installation.
Grade A (excellent)$275
Grade B (good)$569
Grade C (fair)$180
USD
Condition comparison
Price by part grade
Grade AClean / low wear$85–$962647 listings
Grade BStandard used$94–$69464 listings
Grade CVisible wear$180–$1801 listings
Grade XUngraded$120–$45020 listings
| Grade | Price range | Relative range | Listings |
|---|---|---|---|
| Grade AClean / low wear | $85–$962 | 647 | |
| Grade BStandard used | $94–$694 | 64 | |
| Grade CVisible wear | $180–$180 | 1 | |
| Grade XUngraded | $120–$450 | 20 |
Median by grade
Grade price comparison
Grade A$275
Grade B$569
Grade C$180
Ungraded$275
Median asking price by seller-reported condition grade · $85–$962 overall range
Regional supply
Where the Lexus RX engine computer is listed
We found priced Lexus RX engine computer listings at 229 salvage yards across 37 states. North Carolina supplies the most, with 71 listings (10% of the total) from 13 yards. Location matters: yards in Virginia ask a median $195, while Michigan yards ask $430, 121% more for the same part. Shipping usually costs less than that gap for smaller parts, so it can pay to buy out of state.
| State | Listings | Yards | Median ask |
|---|---|---|---|
| North Carolina | 71 | 13 | $324+14% |
| Texas | 61 | 23 | $227-20% |
| Michigan | 53 | 13 | $430+51% |
| Florida | 44 | 15 | $300+5% |
| South Carolina | 41 | 6 | $409+44% |
| Georgia | 40 | 7 | $307+8% |
| Virginia | 38 | 4 | $195-32% |
| Missouri | 34 | 13 | $345+21% |
States with at least 10 priced listings. % is versus the $285 national median.
Replacement cost
What is the Lexus RX engine computer replacement cost?
- Used part
- $285
- Lexus RX median asking price
- Labor
- $95–$450
- 1–3 hours at $95–$150/hr
- Estimated total
- $380–$735
- median used part + labor
Labor is a typical independent-shop range for engine computer replacement, not a quote for your vehicle; it does not include programming and key relearn procedure. The part price is the live median from the salvage-yard listings on this page. Full engine computer replacement cost breakdown
Sources
- Labor time estimates: Part Price Guide labor database
Non-Interchange search using Lexus RX350 and similar models
3 listings$425$325 – $681Non-Interchange search using only Lexus RX350
3 listings$425$325 – $681Model-year comparison
What does a Lexus RX engine computer cost by year?
20256 listings$425$325 – $681202425 listings$416$156 – $587202318 listingsFits 2 years$479$161 – $743202241 listingsFits 2 years$521$150 – $900202171 listingsFits 3 years$450$150 – $900202075 listingsFits 5 years$427$150 – $750201960 listings$300$142 – $569201892 listings$314$113 – $9622017256 listingsFits 2 years$247$100 – $537201654 listingsFits 2 years$259$100 – $5192015101 listings$192$85 – $765
Market analysis
How much does a used Lexus RX engine computer cost?
Asking prices for a used Lexus RX engine computer are unusually spread out: the top listing asks more than ten times what the cheapest does, so which unit you pick matters more than the median. Condition matters: grade-A units (lowest mileage, best condition) carry roughly a 53% premium over grade-C stock, with grade-A medians at $275.
Model year matters too: 2015 units carry the lowest median at $192, while 2022 tops the table at $521. Year-level pages linked in the table above break each one down by grade and variant.
Against comparable vehicles, the Lexus RX sits 154% above the Honda Accord ($112), 157% above the Honda Civic ($111), and 126% above the Hyundai Elantra ($126) for the same part. The “similar vehicles” cards below open each comparison guide.
Buying a used engine computer: what to check
- Match hardware and service numbers: Ensure hardware revision codes and circuit board part numbers match exactly, as pinouts change mid-model year.
- Inspect multi-pin connector headers: Check header pins for bending, green copper oxidation, or burnt circuit board traces inside the wiring sockets.
- Verify immobilizer programming requirements: Plan for anti-theft security relearn procedures or ECU re-flashing before the replacement computer will start the engine.
- Confirm donor transmission and emissions spec: Ensure the donor vehicle used the same transmission type and regional emissions package to prevent fault codes.
- Check aluminum casing seals: Inspect housing screws and perimeter rubber gaskets for white oxidation or breaks that indicate past water intrusion.
Keep browsing this vehicle
What other Lexus RX parts are priced?
01wide ±215%
Transmission Control Module
$150median
$30$675
02wide ±226%
Air Bag
$306median
$65$1,450
03wide ±131%
Headlight Assembly
$1,100median
$342$3,220
04wide ±90%
Front Seat
$294median
$120$650
05wide ±136%
Brake Caliper
$170median
$30$493
06wide ±140%
Axle Shaft
$205median
$55$630
07wide ±114%
Center Console
$166median
$65$445
08wide ±155%
Wheels
$275median
$50$900
09wide ±161%
Tail Light
$255median
$60$880
10wide ±252%
Car Radio
$577median
$95$3,000
11wide ±79%
Steering Wheel
$480median
$113$868
12wide ±245%
Grille
$385median
$62$1,950
Price comparisons
Compare Lexus RX engine computer prices
Engine Computercompare
HondaAccordvsLexusRX
Accord$112
RX$285
$173 diff8,937 listings
Engine ComputercompareHondaCivicvsLexusRX
Civic$111
RX$285
$174 diff8,772 listings
Engine ComputercompareHyundaiElantravsLexusRX
Elantra$126
RX$285
$159 diff8,328 listings
Engine ComputercompareHondaPilotvsLexusRX
Pilot$125
RX$285
$160 diff5,845 listings
Engine ComputercompareHyundaiTucsonvsLexusRX
Tucson$156
RX$285
$129 diff5,538 listings
Engine ComputercompareFordF250vsLexusRX
F250$250
RX$285
$35 diff4,897 listings
Compare fitments
What do similar vehicles charge for this part?
Acurawide ±167%
Acura ILX
$138median
$40$500
Acurawide ±153%
Acura Integra
$155median
$50$525
Acurawide ±219%
Acura MDX
$135median
$35$625
Acurawide ±162%
Acura RDX
$155median
$42$543
Acurawide ±208%
Acura TLX
$125median
$33$553
Audiwide ±174%
Audi A4
$175median
$35$644
Audiwide ±122%
Audi A6
$184median
$50$500
Audiwide ±188%
Audi Q3
$200median
$50$800
Lexuswide ±117%
Lexus ES350
$266median
$75$700
Lexuswide ±152%
Lexus GX460
$401median
$60$1,282
Lexuswide ±95%
Lexus IS350
$399median
$70$828
Lexuswide ±159%
Lexus NX300
$243median
$66$837
Common questions
Lexus RX engine computer FAQ
How much is a used engine computer for a Lexus RX?
The median asking price is $285 across 732 priced listings from 229 yards. Grade-A units, the cleanest stock, have a median of $275. 2015 is the cheapest model year we track, with a median of $192.
How much does it cost to replace a Lexus RX engine computer?
Using a used part, a Lexus RX engine computer replacement typically runs $380–$735 all-in: the median used engine computer for this model lists at $285, and independent-shop labor for engine computer replacement typically takes 1–3 hours at $95–$150/hr ($95–$450). The labor figure does not include programming and key relearn procedure. Labor is a national part-level estimate, not a quote for your vehicle.
Which Lexus RX model years does this price guide cover?
This guide currently has year-level pricing for 2025, 2024, 2023, 2022, 2021, 2020, 2019, 2018, 2017, 2016, 2015. Other model years contribute to the overall range where sellers listed them without a year breakdown.
Which Lexus RX engine computer years are interchangeable?
Salvage-yard interchange data links Lexus RX engine computer fitments across 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025. Searching all 11 years widens the pool of units; confirm the part number against your VIN, since trim or drivetrain can split an interchange group.