VIN

Acura RLX VIN Decoder

Decode any Acura RLX VIN free — model year, assembly plant, body and engine codes. Everything below is built from 7 real RLX VINs in our database, not a generic chart that fits every car on the road.

NHTSA · ISO 3779 · 2014–2020 · Updated Sep 19, 2026
Quick answer

A Acura RLX VIN is 17 characters. Positions 1–3 say who built it and where, 4–8 describe the body and engine, 9 is a check digit, 10 is the model year, 11 is the plant, and 12–17 are the serial number. Decode a RLX VIN here and you also get its 13 recall campaigns and 108 owner complaints filed with NHTSA — free.

How to read a Acura RLX VIN

Here is a real 2020 Acura RLX VIN from our database, split into its parts:

1–3 · WMIJH4
4–8 · VDSKC2F9
9 · Check4
10 · YearL
11 · PlantC
12–17 · Serial000764

VIN JH4KC2F94LC000764 — decoded free on its own report page.

FIG.01·Acura RLX VIN structure
PositionSectionWhat it tells you
1–3WMIWorld Manufacturer Identifier — country, manufacturer and vehicle type.
4–8VDSVehicle Descriptor Section — body style, engine, restraint system, series.
9Check digitA calculated digit that validates the whole VIN. Wrong digit = wrong VIN.
10Model yearOne character for the model year. Letters skip I, O, Q, U and Z.
11PlantThe assembly plant that built the car.
12–17SerialSequential production number of this exact vehicle.
ROWS 6·SOURCE ISO 3779 / NHTSA vPIC

Where Acura RLX VINs say the car was built

The first three characters are the World Manufacturer Identifier. Across 7 Acura RLX VINs we have on file, these are the codes that actually show up — and the plants behind them:

FIG.02·Acura RLX assembly by VIN prefix
WMIBuilt inVehicle typeVINs on fileShare
JH4Japan7100%
ROWS 1·SOURCE NHTSA vPIC · ForCar decoded VINs

Country and vehicle type come from the NHTSA manufacturer registry. Share is measured across VINs decoded on ForCar, not production volume.

Model-year codes for the Acura RLX

Position 10 carries the model year, skipping I, O, Q, U and Z. The alphabet comes round every 30 years, which the Acura RLX has not yet outlived — its 13 years still map one-to-one. All 13 model years of the Acura RLX, 2014 to 2026, with the character each one carries:

FIG.03·Acura RLX VIN model-year codes
Model yearVIN character (position 10)Same character as
2026T
2025S
2024R
2023P
2022N
2021M
2020L
2019K
2018J
2017H
2016G
2015F
2014E
ROWS 13·SOURCE ISO 3779

When two years share a character, the check digit and serial range tell them apart — that is what the decoder does automatically.

Body and engine characters we see on Acura RLX VINs

Positions 4 through 8 describe the build, and manufacturers assign them themselves — the same letter means different things on different marques. Across 7 VINs the Acura RLX uses 4 different characters in these three slots alone — the ones below, ordered by how much of the Acura fleet each covers:

FIG.04·Acura RLX VIN body and engine characters
PositionCharacters seen on real VINsVariety
4 — bodyK (100%)1 distinct
5 — seriesC (100%)1 distinct
8 — engine9 (57%) · 5 (43%)2 distinct
ROWS 3·SOURCE ForCar decoded VINs

A character that dominates the column usually marks the body style the model was mostly sold in; a spread across several means multiple bodies or engines shared the same platform.

What a decoded Acura RLX VIN gets you

Reading the characters is the easy part — the reason to decode a VIN is what sits behind it. For the Acura RLX that is 108 owner complaints and every recall campaign NHTSA has on record, keyed to the same VIN you just read:

FIG.05·Acura RLX data available by VIN
DataFor this modelSource
Recall campaigns13 campaignsNHTSA
Owner complaints108 filedNHTSA
Fuel economy26 mpg combined (avg)EPA
Crash-test ratings6 rated model yearsNHTSA
Model years covered13 yearsForCar catalog
ROWS 5·SOURCE NHTSA · EPA · ForCar

Where to find the VIN on a Acura RLX

A Acura RLX VIN normally opens with JH4. Four places on the car carry the full number, and all four must agree — on a Acura RLX, a plate that disagrees is where fraud shows itself first.

FIG.06·Acura RLX VIN locations
WhereHow to see itWhy it matters
Dashboard, driver sideThrough the windshield, bottom cornerEasiest to check before you touch anything
Driver door jambOpen the door, sticker on the pillarAlso lists tyre pressures and build date
Under the hoodFirewall or strut tower plateSurvives a windshield replacement
Title and insurancePaper documentsMust match the car — a mismatch means fraud or a swapped panel
ROWS 4·SOURCE ForCar
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Frequently asked questions

Is this Acura RLX VIN decoder free?

Yes — decoding a Acura RLX VIN costs nothing and needs no account. Beyond the year, plant and build characters you also get what NHTSA holds on the Acura RLX — 13 recall campaigns and 108 owner complaints — at no charge.

How many characters is a Acura RLX VIN?

Seventeen, on every Acura RLX built from 1981 onwards, when the 17-character format became mandatory in the US. The oldest Acura RLX VIN on file here is a 2014, so everything in our Acura data already uses the modern layout.

Why do two Acura RLX model years share the same VIN character?

Position 10 cycles through the alphabet every 30 years, skipping I, O, Q, U and Z. A 1995 and a 2025 car can carry the same letter. The check digit and serial range separate them.

Can a Acura RLX VIN tell me if the car was in an accident?

Not from the characters themselves — they describe how the Acura RLX left the factory, not what happened to it afterwards. Crash and title records sit in separate databases keyed to the same number. What is public are the 108 complaints Acura RLX owners filed with NHTSA, and those we do show. Run the number through our VIN check to see what is on the record for it.

Do the body and engine characters mean the same thing on every Acura?

No, and that is the usual mistake — positions 4–8 are assigned per model, not per brand. A letter that means one body on the Acura RLX can mean a different one on another Acura, and something else again on another marque. On Acura RLX VINs the character that dominates position 4 is K — read it against the table above, not against a generic chart.

What if the VIN on the dashboard doesn't match the door jamb?

Treat it as a red flag on any car, and on a Acura RLX check the prefix first: a genuine one opens with JH4, and a plate that starts otherwise did not come off this car. Beyond that, mismatched plates mean either a replaced panel or a tampered identity — ask for documents and verify before any money changes hands.

VIN structure per ISO 3779 and NHTSA vPIC. Plant, body and engine characters observed across 7 decoded VINs on ForCar; recalls and complaints from NHTSA. Last updated Sep 2026. — ForCar Reviewed by , founder of ForCar.
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