How to decode a 2003 Toyota Corolla VIN

Characters 1-3 of a 2003 Toyota Corolla VIN

A World Manufacturer Identifier (WMI) is a unique three-letter code assigned to every vehicle manufacturer to identify the make and origin of the vehicle. For instance, the 2003 Toyota Corolla has various WMIs indicating its manufacturing location and organization. The WMI “2T1” signifies that the vehicle was manufactured by Toyota Motor Manufacturing Canada in Cambridge, Ontario, Canada. Another WMI used for this vehicle, “JTD,” indicates Toyota Motor Corporation in Toyota City, Aichi Prefecture, Japan. Additionally, “1NX” points towards the vehicle being produced by New United Motor Manufacturing, Inc. in Fremont, California, United States.

List of WMI Codes for a 2003 Toyota Corolla

WMI: 2T1

Model Years Covered: 1990-2019, 2023
Example VIN: 2T1BR32E03C000647
Manufacturer Name: Toyota Motor Manufacturing Canada
Vehicle Type: Passenger Car
City: Cambridge
State or Province: Ontario
Country: Canada WMI: JTD
Model Years Covered: 2003-2007, 2009-2013, 2020-2024
Example VIN: JTDBR38E132004292
Manufacturer Name: Toyota Motor Corporation
Vehicle Type: Passenger Car
City: Toyota City
State or Province: Aichi Prefecture
Country: Japan WMI: 1NX
Model Years Covered: 1988-2010
Example VIN: 1NXBR32E03Z000761
Manufacturer Name: New United Motor Manufacturing, Inc.
Vehicle Type: Passenger Car
City: Fremont
State or Province: California
Country: United States

Characters 4-8 are the Vehicle Descriptor Section (VDS) of a 2003 Toyota Corolla VIN

These characters correspond to components like:

Engine type
Transmission
Model or trim
Body style
Gross vehicle weight range

Below find the known vehicle descriptor codes for a 2003 Toyota Corolla:

Known VDS for a 2003 Toyota Corolla
BR32E	BR38E

Auto manufacturers have some discretion to decide how they want to code this section, but its contents and decoded results are generally consistent.

Character 9 is the “check digit” in a 2003 Toyota Corolla VIN.

Based on a formula developed by the US Department of Transportation, it helps reduce fraud by ensuring the validity of the VIN.

10th Character in the 2003 Toyota Corolla VIN — Year Code

Year Code	Year
3	2003

11th Character in the 2003 Toyota Corolla VIN — Plant Code(s)

Known 2003 Toyota Corolla Assembly Factory VIN Code(s)

Plant Code	Plant City	Plant State	Plant Country	Plant Company Name	Example VIN
0	Toyota City	Aichi	Japan	Toyota Motor Corporation-Takaoka Plant	JTDBR38E030024545
2	Obu	Aichi	Japan	Toyota Industries Corporation-Nagakusa Plant	JTDBR38E132004292
C	Cambridge	Ontario	Canada	Toyota Motor Manufacturing, Canada, Inc.	2T1BR32E03C000647
Z	Fremont	California	United States	New United Motor Manufacturing, Inc.	1NXBR32E03Z000761

VIN Characters 12 - 17 of a 2003 Toyota Corolla

The final 6 characters in a 2003 Toyota Corolla’s 17-digit VIN are its serial number, which will be unique to every vehicle.

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How to find a 2003 Toyota Corolla’s VIN?

Locating the VIN number on your 2003 Toyota Corolla is key for identification. Here’s how to find it:

Look at the dashboard on the driver’s side of your Toyota Corolla, just beneath the windshield, which can be seen from outside the vehicle.
Examine the driver’s side door jamb for a sticker or plate on your 2003 Toyota Corolla; the VIN might be listed there where the door latches.
Check under the hood of your Toyota Corolla for a metal plate attached to the engine block which often contains the VIN.
Inspect the trunk of the Corolla for a spare tire well or the trunk lid. Sometimes VIN can be found in these areas.

What info can a 2003 Toyota Corolla VIN reveal?

Model Year and Make: The VIN can reveal the vehicles model year being the year 2003, offering insights into the age and potential market value of the vehicle. The specific manufacturer of the vehicle, Toyota, is also identified.
Engine Specifications: The VIN can provide specific engine details, such as a 1.8L In-Line engine with 130 horsepower, manufactured by Toyota and identified with the model code 1ZZ-FE, giving potential buyers a better understanding of the vehicle’s performance capabilities.
Fuel Type and Efficiency: The VIN indicates that the vehicle uses gasoline with a Multipoint Fuel Injection (MPFI) system for fuel delivery, which may suggest a reliable fuel type and injection method for efficiency.
Safety Features: The VIN suggests that the vehicle is equipped with front airbags for both the driver and passenger in the first row, as well as side airbags, conveying the presence of safety mechanisms.
Body Class and Size: The VIN specifies the vehicle as a Sedan/Saloon with four doors, providing detailed information about its body class and size, which can offer insights into its design and functionality.
Drive Type and Weight Class: The VIN specifies a 4x2 drive type and indicates that the vehicle falls under the Gross Vehicle Weight Rating of Class 1, which is 6,000 lb or less, offering potential buyers a better understanding of its drivetrain and weight classification.
Production Details: According to the VIN, the vehicle was assembled in Fremont, California, United States by New United Motor Manufacturing, Inc., providing insights into its manufacturing origin and assembly location.

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Sample VIN Decode Report for a 2003 Toyota Corolla

Vehicle Spec	Value
Body Class	Sedan/Saloon
Displacement (CC)	1794
Displacement (CI)	109.84273937051
Displacement (L)	1.8
Doors	4
Drive Type	4x2
Engine Brake (hp) From	130
Engine Configuration	In-Line
Engine Manufacturer	Toyota
Engine Model	1ZZ-FE
Engine Number of Cylinders	4
Front Air Bag Locations	1st Row (Driver and Passenger)
Fuel Delivery / Fuel Injection Type	Multipoint Fuel Injection (MPFI)
Fuel Type - Primary	Gasoline
Gross Vehicle Weight Rating From	Class 1: 6,000 lb or less (2,722 kg or less)
Gross Vehicle Weight Rating To	Class 1: 6,000 lb or less (2,722 kg or less)
Model	Corolla
Model Year	2003
Plant City	Fremont
Plant Company Name	New United Motor Manufacturing, Inc.
Plant Country	United States
Plant State	California
Seat Belt Type	Manual
Series	ZZE130L
Side Air Bag Locations	1st Row (Driver and Passenger)
Valve Train Design	Dual Overhead Cam (DOHC)
Vehicle Descriptor	1NXBR38E*3Z
Vehicle Type	Passenger Car
Sample_VIN	1NXBR38E03Z060272