2003 FORD MUSTANG Workshop Manual

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FORD MUSTANG 2003  Workshop Manual The interior trim codes are listed below. The first letter/number is for the interior fabric. The second 
letter is for the interior color. 
�z9 — Quantum/Rhodes cloth (base coupe) 
�z A — Link we

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FORD MUSTANG 2003  Workshop Manual The radio type codes are: 
�z2 — Premium electronic AM/FM stereo with compact disc (CD) player and clock 
�z 9 — CDX6+, AM/FM stereo with 6- disc compact disc (CD) changer and MACH 460 subwoofer

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FORD MUSTANG 2003  Workshop Manual The axle ratio is: 
�zX5 — 3.8L, non- ABS, 3.27 ratio 
�z Z5 — 3.8L, ABS, 3.27 ratio 
�z ME — 4.6L, Mach One, 3.55 ratio 
�z LE — 4.6L, VX, 3.27 ratio 
�z TE — 3.55 locker (with independent

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FORD MUSTANG 2003  Workshop Manual The spring code portion of the vehicle certification (VC) label identifies both the front and rear springs. 
The first letter/number indicates the front spring code. The second letter/number indicates

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FORD MUSTANG 2003  Workshop Manual NOTE: 
Powertrain calibration information is limited to a maximum of five characters per line on the 
Vehicle Certification Label. Because of this, calibration identification consisting of more than f

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FORD MUSTANG 2003  Workshop Manual Protocol 3 
Protocol 3 
The following offers a more detailed explanation of the coding strategy used for protocol 3. 
Model Year 
�z Y — 2000 
�z 1 — 2001 
�z 2 — 2002 
�z 3 — 2003 
Vehicle Li

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FORD MUSTANG 2003  Workshop Manual These two characters are chosen by the analyst to provide easily identifiable information unique to 
each calibration. For example, using the number 2 to denote a two-
valve engine versus using the 
n

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FORD MUSTANG 2003  Workshop Manual �z
91- 99 — Hardware certification levels 
�z 01- 04 — Preliminary levels 
�z 00 — Job 1 production (initial certification) 
�z 05- 09 — Pre-job 1 revisions to calibrations 
�z 10- 89 — Post
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