How Different Manufacturers Encode VINs: A Brand-by-Brand Guide

How VIN Encoding Works

While the overall VIN structure is standardized (17 characters, specific position meanings), each manufacturer has freedom in how they use positions 4 through 8 — the Vehicle Descriptor Section. This means a Toyota VIN encodes information differently than a BMW VIN in those positions.

Understanding these differences is useful if you are comparing vehicles, verifying a seller's claims, or simply curious about what your VIN reveals.

Toyota VIN Structure

Toyota VINs for vehicles sold in the United States typically begin with:

• JT — Built in Japan
• 4T or 5T — Built in the United States
• 2T — Built in Canada

Position 4 in a Toyota VIN indicates the body type and engine. Position 5 indicates the model. For example, in the Camry line, different codes in positions 4-5 distinguish between the base Camry, Camry Hybrid, and different engine options.

Toyota's plant codes (position 11) tell you exactly which factory built your vehicle. Common Toyota plants include Georgetown, Kentucky (plant code K), Princeton, Indiana (plant code B), and Toyota City, Japan (various codes).

Honda VIN Structure

Honda VINs typically begin with:

• JHM — Honda vehicles built in Japan
• 1HG, 2HG — Honda vehicles built in North America
• SHH — Honda vehicles built in the United Kingdom

Honda uses positions 4-5 to encode the model and body type, and position 6 for the transmission type. This means you can tell from the VIN alone whether a Honda has an automatic or manual transmission — useful when verifying a used car listing.

Ford VIN Structure

Ford VINs for North American vehicles begin with:

• 1FA, 1FB, 1FC — Ford passenger vehicles
• 1FT — Ford trucks
• 3FA — Ford vehicles built in Mexico

Ford uses a detailed encoding in positions 4-8 that includes the restraint system type, model line, and engine. Ford's encoding is particularly detailed — the VIN can tell you the exact engine variant, which is valuable since Ford offers many engine options across their lineup.

BMW VIN Structure

BMW VINs begin with:

• WBA — BMW cars built in Germany
• WBS — BMW M vehicles built in Germany
• 5UX — BMW X models built in the United States (Spartanburg, SC)

BMW uses position 4-5 to identify the model series (3 Series, 5 Series, X5, etc.) and position 6 for the body type (sedan, wagon, coupe, convertible). Position 7 indicates the restraint system and position 8 identifies the specific engine.

BMW's plant codes are well-documented: D for Munich, G for Graz (Austria), K for Leipzig, and L for Spartanburg, South Carolina. If you are buying a used BMW and care about where it was assembled, the VIN tells you directly.

Mercedes-Benz VIN Structure

Mercedes-Benz VINs begin with:

• WDB, WDC, WDD — Built in Germany
• 4JG — Built in the United States (Tuscaloosa, Alabama)
• 55S — AMG models built in Germany

Mercedes uses a detailed encoding that includes the model designation (C-Class, E-Class, S-Class, etc.), engine type, body style, and restraint system. Mercedes VINs also encode the steering position (left-hand or right-hand drive), which can be important for imports.

Chevrolet and GM VIN Structure

General Motors VINs begin with:

• 1G1 — Chevrolet passenger cars
• 1GC — Chevrolet trucks (Silverado)
• 1GN — GMC/Chevrolet SUVs
• 2G1 — Chevrolet vehicles built in Canada

GM uses position 4 for the restraint system type and positions 5-7 for the model and body style. GM's encoding system is shared across its brands (Chevrolet, GMC, Buick, Cadillac) with different WMI codes distinguishing the brand.

Volkswagen and Audi VIN Structure

Volkswagen VINs begin with:

• WVW — VW built in Germany
• 3VW — VW built in Mexico
• 1VW — VW built in the United States (Chattanooga, TN)

Audi VINs begin with:

• WAU — Audi built in Germany
• WUA — Audi Sport (RS models) built in Germany

VW Group uses positions 4-6 to encode the model and body type, position 7 for the engine, and position 8 for the transmission. The VW Group encoding is shared between Volkswagen and Audi with different manufacturer identifiers.

Hyundai and Kia VIN Structure

Hyundai VINs begin with:

• KMH — Built in South Korea
• 5NP, 5NM — Built in the United States (Montgomery, Alabama)

Kia VINs begin with:

• KNA — Built in South Korea
• 5XY — Built in the United States (West Point, Georgia)

Both brands use similar encoding in positions 4-8 since they share the Hyundai Motor Group platform. The VIN encodes the model series, body type, engine, and transmission.

Tesla VIN Structure

Tesla VINs begin with:

• 5YJ — Built in Fremont, California
• 7SA — Built in Austin, Texas
• LRW — Built in Shanghai, China

Tesla's VIN encoding is different from traditional manufacturers. Positions 4-8 encode the model (S, 3, X, Y), drive type (single motor, dual motor, performance), and battery configuration. Since Tesla vehicles are electric, there is no traditional engine code — instead, the VIN encodes the motor and battery configuration.

Why Manufacturer-Specific Encoding Matters

Understanding manufacturer-specific VIN encoding is useful for:

• Verifying used car listings — Confirm that the engine, transmission, and trim level match the seller's description
• Identifying the manufacturing plant — Can affect resale value and parts availability
• Spotting imports — A VIN starting with W (Germany) versus 1 (United States) tells you where the vehicle was originally built
• Insurance and parts — Accurate VIN decoding ensures you get the right parts and insurance quotes

Use Our Free VIN Decoder

Rather than memorizing manufacturer-specific encoding schemes, use our free VIN decoder. Enter any 17-character VIN and we decode all 130+ fields from the official NHTSA database — make, model, year, engine, transmission, body type, safety features, manufacturing plant, and much more.