Ford Mustang (1999-2004) Service Manual: 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 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 manufacturer identifier (WMI).
- 1FA - Ford, USA, passenger car
Restraint 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.
- 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 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 digit code (0-9).
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.
- F - Dearborn, Michigan (USA)
Production Sequence Number

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
Vehicle Certification (VC) Label Locator
The upper portion of the vehicle certification (VC) label contains the
manufacturer name, the month
and year of manufacture, the certification statement and the VIN. It also
includes gross vehicle ...
Other materials:
Fuel Filter
Removal
WARNING: Fuel supply lines on all vehicles equipped with fuel injected
engines will
remain pressurized for long periods of time after engine shutdown. Fuel system
pressure must
be relieved prior to fuel system service to prevent possible personal inj ...
Pinpoint Test F: LFC 16/DTC B1888 - Passenger Air Bag Circuit Shorted to
Ground
Normal Operation
The restraints control module (RCM) checks for passenger air bag circuit
shorts to ground by
monitoring the voltage of circuits 607 (LB/OG) and 616 (PK/BK) at pins 6 and
7. If the RCM detects a
short to ground on either of these pins, i ...
Climate Control System - General Information
General Specifications
a - Manifold gauge set pressures may vary slightly depending on the distance
between the service gauge port valve and the A/C pressure relief valve, the A/C
cycling switch, the pressure cutoff switch
(V6), and the dual function press ...

