Ford Mustang Service Manual: Spring Codes

Vehicle Identification Number (VIN) Locator

The vehicle identification number (VIN) is a seventeen-digit alphanumeric


The vehicle identification number (VIN) is a seventeen-digit alphanumeric code. The VIN is stamped on a metal tab riveted to the instrument panel, top upper left of the dash. The VIN number is also found on the vehicle certification (VC) label.


 

Item Description
1 World manufacturer identifier (WMI)
2 Restraint type code
3 Line, series, body type (passenger car)
4 Engine code
5 Computer generated VIN check digit
6 Model year code
7 Assembly plant code
8 Production sequence number

World Manufacturer Identifier (WMI)

The first three vehicle identification number (VIN) positions are the world


The first three vehicle identification number (VIN) positions are the world manufacturer identifier (WMI).

  • 1FA - Ford, USA, passenger car

Restraint Type Code

The fourth VIN position is the vehicle restraint system type code.


The fourth VIN position is the vehicle restraint system type code.

  • F - Active safety belts - all positions, driver and front passenger air bags

Line, Series and Body Type Code

Positions 5 through 7 indicate vehicle line, series and body type.


Positions 5 through 7 indicate vehicle line, series and body type.

  • P40 - Two-door coupe
  • P42 - Two-door coupe, GT (Mach One available in GT Coupe only)
  • P44 - Two-door convertible
  • P45 - Two-door convertible, GT
  • P48 - Two-door coupe, Cobra
  • P49 - Two-door convertible, Cobra

Engine Code

The eighth VIN position is the engine displacement and number of cylinders


The eighth VIN position is the engine displacement and number of cylinders code.

  • 4 - 3.8L, OHV, EFI, six cylinder
  • R - 4.6L, DOHC, EFI, eight cylinder (Mach One)
  • X - 4.6L, SOHC, EFI, eight cylinder
  • Y- 4.6L, DOHC, S/C, EFI, eight cylinder (Cobra)

Computer Generated Check Digit

The ninth VIN position is a government assigned, computer-generated check


The ninth VIN position is a government assigned, computer-generated check digit code (0-9).

Model Year Code

The tenth VIN position is the model year code.


The tenth VIN position is the model year code.

  • 3 - 2003

Assembly Plant Code

The eleventh VIN position is the assembly plant code.


The eleventh VIN position is the assembly plant code.

  • F - Dearborn, Michigan (USA)

Production Sequence Number

The last six VIN positions are the production sequence number. This number is


The last six VIN positions are the production sequence number. This number is also used as the vehicle serial and warranty number.

  • 100001-599999

Vehicle Certification (VC) Label

    Interior Trim Codes
    Vehicle Identification Number (VIN) Locator The vehicle identification number (VIN) is a seventeen-digit alphanumeric code. The VIN is stamped on a metal tab riveted to the instrument panel, top up ...

    Unique Calibration
    Vehicle Identification Number (VIN) Locator The vehicle identification number (VIN) is a seventeen-digit alphanumeric code. The VIN is stamped on a metal tab riveted to the instrument panel, top up ...

    Other materials:

    Gear Howl and Whine
    Driveline System Special Tool(s) Clamp Plate 205-320 (T92L-4851-C) Clutch Housing Alignment Adapter 308-021 (T75L-4201-A) Companion Flange Holding Tool 205-126 (T78P-4851-A) Companion Flange Runout Gau ...

    Audible warnings and indicators
    Key In Ignition Warning Chime Sounds when the key is left in the ignition in the off or accessory position and the drivers door is opened. Keyless Warning Alert (If Equipped) Sounds when the keyless vehicle is in RUN and the drivers door is opened. Hea ...

    Countershaft Bearing
    Manual Transmission The TR3650 five-speed manual transmission features the following: The fifth speed gear functions as an overdrive gear. The forward gears are synchronized and helical cut. The reverse gear operates through a constant-mesh, fully ...